WO2006062235A1 - 生体物質固定担体封入チップ、生体物質固定担体処理装置およびその処理方法 - Google Patents
生体物質固定担体封入チップ、生体物質固定担体処理装置およびその処理方法Info
- Publication number
- WO2006062235A1 WO2006062235A1 PCT/JP2005/022775 JP2005022775W WO2006062235A1 WO 2006062235 A1 WO2006062235 A1 WO 2006062235A1 JP 2005022775 W JP2005022775 W JP 2005022775W WO 2006062235 A1 WO2006062235 A1 WO 2006062235A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- carrier
- chip
- biological material
- container
- nozzle
- Prior art date
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/0275—Interchangeable or disposable dispensing tips
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
- B01L2200/0631—Purification arrangements, e.g. solid phase extraction [SPE]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
- B01L2200/0647—Handling flowable solids, e.g. microscopic beads, cells, particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/06—Auxiliary integrated devices, integrated components
- B01L2300/0609—Holders integrated in container to position an object
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/06—Auxiliary integrated devices, integrated components
- B01L2300/0627—Sensor or part of a sensor is integrated
- B01L2300/0636—Integrated biosensor, microarrays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/12—Specific details about materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N2035/1027—General features of the devices
- G01N2035/1048—General features of the devices using the transfer device for another function
- G01N2035/1053—General features of the devices using the transfer device for another function for separating part of the liquid, e.g. filters, extraction phase
Definitions
- the present invention relates to a biological material fixed carrier encapsulating chip, a biological material fixed carrier processing apparatus, and a processing method therefor.
- the target substance is bound to a microcarrier such as a bead. House in test tube. Thereafter, various reagents and the like are injected into the test tube, the carrier is separated by some method, the carrier is moved to another container, and another reagent or the like is injected, or processing such as heating is performed. I was doing. For example, in the case where the carrier is a magnetic material, the separation is performed by adsorbing the magnetic carrier onto the inner wall of a test tube.
- the carrier itself is suspended in a labeled target substance.
- the measurement position of the measuring device is used to measure the luminescence in order to move it into the suspension, to dispense various reagents on the carrier itself, to move the carrier itself into the washing liquid, or to measure the luminescence.
- the base sequence structure of the target substance was examined by performing a series of reaction treatments such as moving to
- liquid passage that allows passage of liquid rather than using a test tube or a planar carrier
- a pipette tip provided with a passage, a nozzle to which the pipette tip is attached, a magnetic device for applying a magnetic field to the liquid passage of the pipette tip, and a suction / discharge mechanism for sucking and discharging fluid into the pipette tip
- Separation and the like can be performed by adsorbing to the liquid passage, but since magnetic particles can pass through the liquid passage, the magnetic particles can be held in the pipette tip by applying a magnetic field and adsorbing to the inner wall. It was necessary to keep. Therefore, in order to perform processing, it was necessary to combine suction / discharge control, adsorption control using a magnetic field, and pipette tip movement control. Further, when the carrier is a non-magnetic particle, there is a problem that it cannot be separated by the apparatus (Patent Documents 1 to 3).
- Patent Document 1 Japanese Patent No. 3115501
- Patent Document 2 International Publication WO96Z29602
- Patent Document 3 International Publication W097Z44671
- a first object of the present invention is to make it possible to carry out the treatment while the various substances are fixed or fixable in a chip-like container while being sealed. Adsorption control for holding and holding the carrier in the chip-like container and suction control are unnecessary, so that complex reaction processing can be simplified, and processing can be easily performed with a small-scale device configuration.
- the biological material fixed carrier encapsulating chip, the biological material fixed carrier processing apparatus, and the method therefor are provided.
- the second purpose is to enclose a carrier on which various substances are fixed or fixable in a separate path or a separate path from a path for sucking and discharging a fluid or a substance present in the fluid.
- a biological material fixed carrier-enclosed chip By making it possible to perform the removal, the process of separating the carrier and the fluid is unnecessary, the complex reaction process can be simplified, and the process can be easily executed with a small-scale apparatus configuration.
- a third object is to fix a carrier on which the various substances are fixed or fixable so that the carrier can be easily enclosed in a chip-like container for storing the carrier. The chip can be easily executed by removing the chip-like container force to improve the efficiency of the process, the reliability of the process, and the certainty of the process. It is to provide a carrier processing apparatus and a method thereof.
- the fourth purpose is not to limit the material of the carrier to the material of the magnetic material, but also to the condition that the shape and size of the carrier can be enclosed in a chip-like container.
- An object is to provide a biological substance-immobilized carrier-encapsulating chip, a biological substance-immobilized carrier treatment apparatus, and a method for increasing the range of selection with respect to the material, shape, and size, and selecting an optimum material for treatment.
- the fifth objective is to control the amount, speed, position, number of times, time, timing, etc. of suction and discharge, and to ensure consistent processing! It is to provide a chip, a biological material fixed carrier processing apparatus and a method thereof.
- the first invention has a mounting opening that can be attached to a nozzle that performs suction and discharge of gas, and an opening that allows fluid to flow in and out by suction and discharge of the gas, and is narrower than the nozzle.
- a chip-like container having a thin tube, and a carrier having a size or shape that allows a predetermined biological material to be fixed or fixed at a plurality of predetermined different positions that can be identified from the outside and to pass through the mouth.
- the mouth force is a biological material fixed carrier enclosing tip having an enclosing portion provided in the tip-like container that encloses the carrier in the capillary tube in a state where it can contact the fluid flowing into the vessel.
- the “predetermined biological substance” is a chemical substance containing a genetic material such as a nucleic acid, a biological polymer such as a protein, a sugar, a sugar chain, or a peptide, or a low molecule, for example.
- a genetic material such as a nucleic acid, a biological polymer such as a protein, a sugar, a sugar chain, or a peptide, or a low molecule, for example.
- Receptors include genetic materials such as nucleic acids, genetic materials such as nucleic acids having binding properties to proteins, sugar chains, peptides, etc., and biological materials such as proteins, sugar chains and peptides. It can also be used as a biological material or Instead, living organisms such as cells, viruses and plasmids themselves can be used.
- “Fixing” includes, for example, physical bonding or electrical interaction as well as covalent bonding and chemical adsorption.
- a predetermined chemical substance is fixed to the carrier by chemical or physical adsorption, a specific reaction with a binding substance fixed in the region, or other methods.
- the carrier may be formed of a porous member, a concavo-convex member, or a fibrous member to enhance the ability to react with or bind to a biological substance.
- the carrier is allowed to express or generate functional groups.
- nylon made of “polyamide polymer” such as silk (3-nylon, 6-nylon, 6, 6-nylon, 6, 10-nylon, 7-nylon, 12-nylon, etc.)
- the functional groups used to immobilize biological materials are expressed or generated.
- the functional group capable of binding to a biological substance include a carboxyl group —COOH, an amino group —NH, or a derivative group thereof.
- the pore diameter suitable for the measurement is, for example, several micrometers or less.
- the “carrier” is a solid that can be accommodated in or taken out from the chip-like container and has a size that can pass through the mouth of the capillary tube.
- the narrow tube it is necessary to handle a very small amount of liquid, for example, a volume of several microliters to several hundreds of microliters, so that the liquid can come into contact with the entire surface of the carrier.
- the biological material is a one-dimensional carrier having a length along the capillary, but small in the direction perpendicular to the capillary. It is preferable.
- the “one-dimensional carrier” refers to a material that can be specified by a one-dimensional coordinate along the axial direction of the capillary tube.
- the carrier is not necessarily limited to a single solid, but may be a plurality of solids.
- Examples of the carrier include a plurality of grains arranged in the longitudinal direction of the tubules.
- the carrier is fixed or can be fixed so that one or more predetermined types of biological substances are arranged at predetermined positions in a predetermined relationship, for example, at intervals. Solid.
- a solution containing a biological substance labeled with a labeling substance composed of a luminescent substance such as a fluorescent substance that may bind to these biological substances is contacted with the carrier in the chip-like container. Therefore, it is possible to measure the presence or absence of binding with these biological substances by measuring the luminescence at each position, and thereby analyze the structure, properties, and presence of the target biological substance. it can.
- Examples of the "enclosing part” include a penetrating porous member through which the carrier does not pass! /, A through-hole member, etc. provided separately from the chip-like container,
- chip-shaped containers themselves, for example, those obtained by deforming or processing the wall of the chip-shaped container, or those obtained by combining a separate member and the wall of the chip-shaped container.
- it may be movable and may not be able to pass through the mouth itself and may be connected to the carrier.
- the "penetrating porous member” does not have to be a filter that captures any substance by adsorption or the like.
- the enclosing portion is a thin film filter such as a filter or a membrane, not only the outflow of the carrier from the mouth and the opening for mounting is prevented, but also a predetermined substance can be captured.
- the enclosing part is provided separately from the chip-like container, a member having a thin plate or thin film with a fluid flow direction is used, or the pore diameter is large under the condition that the carrier does not flow out. ! / Use a penetrating porous member.
- the pressure required for suction and discharge can be reduced by enlarging the opening under the condition that the carrier does not flow out.
- the “chip-shaped container” is a container having an opening for attaching to a nozzle and a thin tube having a mouth for flowing in and out of a fluid.
- a mounting opening is provided at the top and a mouth is provided at the bottom. It is preferable that an opening is provided at the tip of a thin tube that allows insertion into various containers thinner than the opening or nozzle.
- the reservoir preferably has a thick tube formed thicker than the thin tube.
- the thin tube may be provided integrally with the storage unit or the thick tube or may be provided so as to be detachable.
- the carrier can be easily accommodated in the narrow tube.
- the thick tube and the thin tube are not limited to having a typical dispensing tip shape having a small diameter portion corresponding to the thin tube communicating with the large diameter portion.
- a rectangular column shape may be used, and instead of a small diameter tube, a rectangular tube may be used.
- the inner diameter or the cross-sectional size of the thin tube is smaller than the inner diameter of the nozzle mounted in the mounting opening.
- the carrier is accommodated in a narrow tube.
- the capillaries preferably have a volume in the range of several microliters and several hundred microliters.
- the material of the chip-like container is preferably a light-transmitting material at least in the thin tube portion in order to enable optical measurement.
- the material for the chip-like container include polyethylene, polypropylene, polystyrene, acrylic resin, glass, metal, metal compounds, and the like.
- the size is, for example, large enough to accommodate several liters of liquid and hundreds of liters of liquid in a thin tube.
- the mounting portion and the mouth are separately provided with respect to the chip-like container so that the sealing portion can pass a fluid but cannot pass the carrier.
- 1 is a biological material fixed carrier enclosing tip having one or more carrier passage blocking members provided so as to cut between the two parts.
- the carrier passage blocking member is formed by a member separate from the chip-like container.
- a combination of both the wall of the chip-like container and the processed wall of the chip-like container may be used.
- the carrier passage blocking member has, for example, a through hole, or allows fluid to pass through by forming a gap between the inner wall surface of the container.
- the size of the through hole or the gap is, for example, It has a size or shape that the carrier cannot pass through. For example, wheel, cross, single letter, radial, mesh, Alternatively, it is a member provided so as to partition the thin tube in an annular shape, or a penetrating porous member.
- the number of the carrier passage blocking members is such that the carrier is placed on the mouth side and the mounting side in order to prevent the carrier from flowing out from the mouth portion and outflow from the mounting opening portion. It is preferable to provide at least two places so as to be sandwiched from both sides of the opening.
- the carrier passage blocking member provided separately can be detachably provided so that the carrier can be easily enclosed and extracted.
- a third invention is the biological material solid-encapsulated chip, wherein the encapsulating part has a projecting part projecting a wall surface of the chip-like container in a direction partitioning the mounting opening and the mouth part. is there.
- the carrier can be reliably encapsulated.
- the encapsulating portion encloses a biological material fixing carrier having a connecting portion that is connected to the carrier and is attached to the chip-shaped container in order to prevent the passage of the carrier while allowing the fluid to pass therethrough. Chip.
- the elongated carrier can be enclosed in the chip-shaped container so as not to flow out of the mouth portion.
- a fifth invention is the biological material fixed carrier enclosing tip, wherein the whole or part of the wall of the tip-like container is formed of a conductive member having a predetermined electric resistance value.
- a terminal connected to a power circuit provided outside is brought into contact with the conductive member, and the conductive member having a predetermined resistance value.
- Heat can be generated by passing a current through The current value is controlled based on the processing content by a control unit described later.
- the conductive member is a value that can generate heat necessary to achieve a temperature according to the purpose.
- surface resistance value for example, several hundred ⁇ force per unit area is about several ⁇
- the resistance value that enables induction heating is several ⁇ cm or more, for example.
- the conductive thin film for example, when it is made of one kind of substance having a predetermined electric resistance, or two or more kinds of substances having different resistance values are joined, welded, vapor deposited, melted, welded, adhered, adhered, adhered.
- the temperature depends on the magnitude of the current value as an electromagnetic signal
- the latter case not only the current value but also the current direction depends on the temperature due to the Peltier effect and not only the heating. Cooling is also possible.
- Examples of the "conductive member” include metal, metal compounds such as metal oxides, alloys, semiconductors, semimetals, conductive materials such as conductive resin, and nonconductive materials with these conductive materials.
- a combination of conductive materials such as ceramics, glass, and synthetic resin, or a combination of conductive materials may be used.
- aluminum, acid aluminum, acid tin, iron, iron alloy, nichrome alloy, and members formed of two different conductive materials are joined together by welding, welding, and joining. These members can be inductively heated by passing a current through them, or in the case of iron or an iron alloy, by applying a time-varying magnetic field. When two kinds of conductive materials are joined, heating and cooling can be performed depending on the direction of current.
- the shape of the conductive member includes a line shape, a thin film shape, a foil shape, a film shape, a thin plate shape, a plate shape, an elongated shape, a layer shape, and the like.
- the conductive member may be bonded, welded or deposited on a non-conductive member.
- the conductive member is controlled to a predetermined temperature by an “electromagnetic signal” (electrical signal or magnetic signal).
- the electromagnetic signal excludes a thermodynamic signal caused by heat or cold.
- the wall has an inner wall surface facing the chip-shaped container, an outer wall surface outside the chip-shaped container, and a chip-shaped container integrally formed between the inner and outer wall surfaces. It is. That is, the portion of the wall sandwiched between the inner wall surface and the outer wall surface of the chip-shaped container is formed as a wall such as, for example, a metal, a resin or the like, or a solid state obtained by combining these! It is.
- a conductive member formed as a whole wall or a part of the wall for example, when having a conductive member that is separable from the wall, for example, it is merely in contact with the wall It is only a conductive member, a conductive member that is detachably attached to the wall with a screw or the like, a conductive member that is detachably attached to another member attached to the wall by welding, etc., completely from the wall The conductive member is excluded because it is separable.
- the conductive member is provided so that the wall of the chip-shaped container has a thickness required for the wall of the chip-shaped container, the size of the chip-shaped container and the scale of the entire apparatus are suppressed, It can be handled without being aware of the existence of the heating means.
- the carrier has a plurality of particulate carriers, and the encapsulating section arranges the plurality of particulate carriers in a row so that the order thereof is not changed in the capillary tube.
- a biological substance fixed carrier encapsulated so as to be sandwiched between at least two locations in the capillary tube in a state of being arranged, and corresponding to a plurality of predetermined different positions arranged in a predetermined order. Chip.
- the container is twice the outer diameter larger than the outer diameter of the particulate carriers. Try to have capillaries with smaller inner diameters or widths and lengths.
- each particulate carrier can be identified by the order of the particulate carrier as a place where the biological substance is fixed or fixable.
- the outer diameter of such a particulate carrier is, for example, about 0.1 mm to 3 mm, and the narrow tube has an inner diameter of, for example, about 0.2 mm to 6 mm.
- the particulate carrier is, for example, a solid or a solid in which a functional group capable of binding a porous material or a biological substance is generated or expressed on the surface, or a combination of both.
- it is made of fiber materials such as rubber, silicone, cellulose, nylon, etc., resin, glass, metal or the like.
- a part (including a plurality) of a plurality of particulate carriers may be used as a label for indicating a reference position that is not fixed by a biological substance.
- the carrier is labeled with a shape, size, a luminescent substance such as a fluorescent substance, a pigment, a dye or the like.
- a seventh aspect of the present invention is the biological material fixed carrier enclosing tip, wherein the particulate carriers arranged at at least one end of the plurality of particulate carriers have irregularities on the surface thereof.
- the carrier is an elongated linear flexible carrier, and a predetermined biological substance can be identified from the outside along the longitudinal direction of the linear flexible carrier. It is fixed at a predetermined position or can be fixed, and the enclosing portion is configured to dispose the linear flexible carrier at two points separated by a predetermined distance along the longitudinal direction of the linear flexible carrier. It is a biological material fixed carrier enclosing tip having a connecting part that is connected to the thin tube so that can pass through.
- the “linear flexible carrier” is, for example, a string-like carrier, and the dispensing tip is not loosened by applying a tension along the longitudinal direction of the string-like carrier.
- the width or outer diameter of the string-like carrier is suitably about 0.1 mm to 3 mm, for example.
- the string-like carrier is, for example, a porous body or a solid on which a functional group capable of binding a biological substance is generated or expressed on the surface, or a combination of both.
- it is made of fiber materials such as rubber, silicone, cellulose, nylon, resin, metal and the like.
- This linear flexible carrier is preferably provided so as not to contact the capillary tube.
- the biological material is preferably fixed at intervals along the longitudinal direction of the carrier.
- the carrier is an inflexible elongated linear inflexible carrier, and a predetermined biological material is provided along the longitudinal direction of the linear inflexible carrier. Is fixed at a predetermined position identifiable from the outside, or is fixable, and the enclosing portion connects the linear inflexible carrier to the capillary so that the fluid can pass therethrough. It is a biological substance fixed carrier enclosing tip having
- the width or outer diameter of the linear inflexible carrier is suitably about 0.1 mm to 3 mm, for example.
- the linear inflexible carrier is, for example, a porous body or a solid on which a functional group capable of binding a biological substance is generated or expressed on the surface, or a combination of both.
- it is formed of fiber materials such as rubber, silicone, cellulose, nylon, resin, metal, and the like.
- the connecting portion connects the linear inflexible carrier to the thin tube at least at one point.
- a tenth aspect of the invention is a biological material fixed carrier enclosing chip in which the volume of a space capable of accommodating a fluid is about several microliters and several hundred microliters in the narrow tube in which the carrier is encapsulated.
- the "space capable of containing a fluid” generally refers to a space formed between the surface of the carrier enclosed in the thin tube and the inner wall surface of the thin tube.
- the volume of the capillaries By limiting the volume of the capillaries in this way, even when a minute amount of liquid, that is, a liquid with a volume of several microliters or several hundred microliters, is sucked into the capillary, The surface can be contacted uniformly or uniformly.
- This minute amount is usually the amount of a substance that is easily extracted from the living body and handled in the field of biochemistry, especially DNA.
- the chip-shaped container is provided with a thick tube communicating with the thin tube. For example, by setting the several times the volume of the thin tube to several tens of times, various liquid amounts can be obtained. Can be handled.
- An eleventh aspect of the invention is attached to a nozzle head having one or a plurality of nozzles that perform gas suction and discharge, a suction and discharge mechanism that performs gas suction and discharge through the nozzle, and the nozzle.
- One or two or more biomaterial-fixing carrier-enclosed chips that can be mounted or mounted and can immobilize or immobilize biological materials, and contain liquids that can contain or contain various liquids
- a stage provided with a part group, a moving means for moving the nozzle head relative to the liquid container part group, and the amount, speed, number of times, time or position of suction and discharge of the nozzle, Control based on the structure of the enclosing chip, the type of biological material fixed to the carrier or in the fluid, the concentration, the amount of liquid, the material condition of the coordinate position force including the liquid accommodation position, and the processing content Control unit And a biological material fixed carrier treatment apparatus.
- treatment content refers to, for example, reaction, washing, transfer, dispensing, separation, extraction, heating, cooling, clarification, measurement, mixing, separation, elution, stirring, etc., or a series of these These processes are combined according to the purpose of the process according to a predetermined order or a predetermined time schedule and including duplication.
- “Time” includes the duration or timing of suction and discharge. By setting the duration or timing, it is possible to set intermittent, continuous or intermittent suction delivery.
- the suction and discharge determined by the conditions are performed at a predetermined speed when the corresponding reagent is stored in the container position. For example, 80% of the volume of the carrier enclosing region of the thin tube is sucked and discharged repeatedly. Control to return. The number of times of suction and discharge is also controlled according to the material conditions.
- the cleaning liquid is contained in the container position where the cleaning liquid is stored, and the suction discharge is determined according to the process.
- the control of repeating the suction and discharge a predetermined number of times is performed.
- suction and discharge are controlled according to the processing.
- the speed for example, if the substance to be handled is DNA, its size is smaller than that of protein, so it is necessary to increase the speed in order to improve the encounterability between DNA. In addition, the speed differs depending on the content of the process. In the case of washing and stirring, the speed of suction and discharge is smaller than that in the case of performing the reaction process.
- the "structure of the biological material fixed carrier-encapsulating chip” includes the shape of the chip, the position, shape and properties of the encapsulated carrier, the shape of the encapsulating part, and the like.
- the action of suction and discharge is determined according to the ⁇ type of biological material ''. For example, when the size of protein is generally smaller than the size of protein, such as genetic material such as DNA, the amount of liquid handled is small. The faster the speed, the easier it is to handle. This is because the smaller the size, the lower the encounterability generally.
- the biological material fixed carrier enclosing tip has, for example, a mounting opening mounted on the nozzle and a narrower tube than the nozzle having a mouth through which fluid can flow in and out by suction and discharge of the gas.
- a chip-shaped container having a size or a shape in which a predetermined biological substance is fixed or fixable at a plurality of predetermined different positions that can be distinguished from the outside and can pass through the mouth portion, and It has an enclosing portion provided in the chip-like container that encloses the carrier in the narrow tube in a state where it can come into contact with the fluid flowing into the narrow tube from the mouth.
- a twelfth aspect of the invention is a biological material fixed carrier processing apparatus further comprising a light receiving device that receives light from the carrier housed in the chip-like container.
- light reception by the light receiving device is performed collectively for a plurality of biological material fixed carrier-enclosed chips mounted on the nozzle head having a plurality of nozzles, and the light receiving device allows the chips to be received.
- light is received sequentially.
- the chip or the light receiving device is sequentially transported one by one by using a moving means that moves relatively between the light receiving device and the container.
- the measurement is Since it is carried out at different times, when extracting some reagents, for example, DNA, the PCR reaction solution in the pretreatment of PCR, or the injection of substrate solution in the case of chemiluminescence, etc. It needs to be dispensed immediately before the reaction or before a certain time.
- a light emitting device for irradiating predetermined excitation light is further provided in the container.
- a thirteenth aspect of the invention is a biological material fixed carrier treatment apparatus having a volume capacity of several microliters of force, several hundred microliters of a space in which a fluid can be accommodated in the narrow tube in which the carrier is enclosed.
- the liquid container provided outside the biological material fixed carrier enclosing chip can suck the liquid of several microliters and several hundred microliters into the capillary through the mouth of the capillary. Must be accomodating.
- a living body in which a temperature raising / lowering body that raises or lowers the temperature by a signal from the outside is approached or brought into contact with, or can be brought into or out of contact with, the outside of the thin tube of the biological material fixed carrier enclosing tip It is a substance fixed carrier accommodation device.
- the “temperature raising / lowering body” refers to a member or device capable of raising or lowering its temperature in accordance with an external signal.
- the “signal” is an electromagnetic signal, that is, an electric or magnetic signal when the temperature raising and lowering body is a conductive member. It is also possible to detect the temperature by the temperature raising and lowering body and generate a signal based on the temperature.
- the temperature raising and lowering body is provided so as to be relatively movable with respect to the biological material fixed carrier enclosing tip.
- the control unit controls not only the suction and discharge control but also the temperature control based on the processing content.
- the nozzle head includes a collective nozzle head in which a plurality of nozzles are arranged in a column direction and an individual nozzle head having at least one nozzle
- the suction / discharge mechanism includes: A collective suction / discharge mechanism for sucking and discharging gas to a plurality of nozzles of the collective nozzle head all at once, and an individual suction / discharge mechanism for individually sucking and discharging gas to each nozzle of the individual nozzle head; And the moving means moves the collective nozzle head and the individual nozzle head relative to the liquid container group.
- a nozzle head moving means for moving along the direction, a column conveying path along the column direction on the moving path of the collective nozzle head, and a row path on the moving path of the individual nozzle head in the row direction.
- a biological material-immobilized carrier processing apparatus having a conveying means.
- the "column direction” and the “row direction” may be a case where they do not necessarily need to be orthogonal such as the X direction (horizontal direction) and the Y direction (vertical direction).
- the collective nozzle head and the individual nozzle head may be independently movable.
- the matrix path transport means has a closed transport path such as a quadrangular shape or a polygonal shape as long as it has a row transport path and a column transport path on the movement path of the nozzle head. Alternatively, it may be a case having an open conveyance path.
- the “conveying / accommodating portion” is a portion for accommodating chips or liquid in the conveying means, and preferably has at least the same number of conveying / accommodating portions as the number of nozzles of the collective nozzle head.
- a sixteenth aspect of the invention in the nozzle head, a plurality of batch nozzles and one individual nozzle are arranged along a column direction, and the suction / discharge mechanism is provided in the batch nozzle and the individual nozzle of the nozzle head. Gas is simultaneously sucked and discharged, and the moving means moves the nozzle head in a row direction relative to the stage having the liquid container group, and the collective movement
- a collective nozzle having a row transport path along the row direction and a transport route including a row transport path along the row direction on the nozzle travel path and the individual nozzle travel path.
- a living body having a matrix path transporting means for transporting along the transport path a transport container that can store the liquid discharged from the chip-like container or the collective nozzle head desorbed by force. Is the quality fixed charge of body processor.
- the seventeenth aspect of the present invention is the biological material fixed carrier processing apparatus, wherein a light receiving means for receiving light from the attached chip or the tube is provided at a predetermined position along the transport path of the matrix path transport means. It is. [0066] According to an eighteenth aspect of the present invention, there is provided a fixing step of fixing a predetermined biological substance to a carrier in a predetermined relationship at a predetermined position, and one or a plurality of nozzles that perform gas suction and discharge.
- the carrier is sealed in the narrow tube using a sealing portion in a state in which a fluid that can pass through the portion is accommodated, and in contact with the fluid that has flowed into the container from the mouth portion, and the opening for mounting the container
- the sealing process for mounting the nozzle on the nozzle and the nozzle mounted with the chip-shaped container are moved to a predetermined liquid storage section, and the amount, speed, number of times, time, or position force of suction and discharge through the nozzle
- the suction and discharge operation Substance consisting of position coordinates including the shape of the substance-fixed carrier-enclosed chip, the shape of the carrier, the type of biological material immobilized on the carrier or existing in the liquid, the concentration, the amount of liquid, or the location of the external liquid
- a biological material having a reaction step which is fixed to the carrier by controlling based on conditions and processing contents, and is made to contact and react with the biological material contained in the liquid containing unit It is a fixed carrier processing method.
- a nineteenth aspect of the invention is a biological material fixed carrier treatment method including a light receiving step of receiving light from the carrier accommodated in the chip-shaped container after the reaction step.
- a twentieth invention is the biological material-immobilized carrier treatment method, wherein the reaction step includes a temperature raising / lowering step of raising and lowering the temperature in the thin tube of the biological material-immobilized carrier-encapsulating chip.
- the immobilizing step includes immobilizing various biological substances (probe substances) by binding the biological substances to each particulate carrier capable of immobilizing various biological substances (probe substances), and the enclosing step includes A step of washing the encapsulated particulate carrier with a suitable solvent, wherein the reaction step is performed by supplying the liquid from the liquid container containing a liquid containing the labeled target substance.
- a biological substance-immobilized carrier having a step of sucking and discharging at a speed and a number of times, and a step of cleaning the particulate carrier by sucking and discharging the liquid container shell cleaning liquid containing a cleaning liquid at a predetermined speed and a number of times
- a carrier on which various substances are fixed or fixable is The treatment can be performed while the carrier capable of flowing out is sealed in the narrow tube. Therefore, adsorption control and suction control to the inner wall using magnetic force or the like for holding the carrier in the capillary tube is unnecessary, simplifying complex reaction processing, and easily executing processing with a small-scale apparatus configuration. can do.
- the sealing and removal are separate from the path for sucking and discharging the fluid or the substance suspended in the fluid. I'm trying to do it. Therefore, the process of separating the fluid and the carrier is unnecessary, the complex reaction process is simplified, and the process can be easily performed with a small-scale apparatus configuration.
- various processes such as reaction, washing, temperature control, and the like can be performed only by sucking and discharging the fluid while the carrier is enclosed in the narrow tube and moving the narrow tube. Separation, agitation, dispensing, clarification, isolation, elution, and extraction can be performed, so that processing can be performed efficiently, quickly, and easily.
- the process from the reaction with the biological substance fixed to the carrier to the measurement can be carried out while being enclosed in the narrow tube, so that the intended treatment can be touched with human hands consistently. Since it can be performed automatically immediately, reliable processing can be performed reliably.
- a chip so that it has a shape suitable for the speed of the fluid and the amount of liquid to be handled, it can be used for various processes, so it has versatility and diversity.
- a carrier blocking member is provided separately from the chip-like container. Therefore, the carrier can be easily enclosed by attaching the carrier blocking member to the chip-like container. If the carrier blocking member is detachably attached, the chip-like member can be reused, or the substance adsorbed on the carrier can be directly extracted or collected.
- a protruding portion is provided by protruding the wall surface of the chip-like container. Therefore, the number of parts can be reduced to reduce manufacturing costs, and the carrier can be surely enclosed.
- a connecting portion can be provided as the enclosing portion, and the carrier can be connected to be securely attached to the chip-like container.
- the conductive member is caused to generate heat by flowing an electric current through the conductive member formed on the whole or part of the wall of the chip-shaped container, and is accommodated in the chip-shaped container.
- the temperature of the reaction can be controlled by heating or cooling the supported carrier and liquid.
- the wall of the chip-shaped container is formed of a conductive member, it is not necessary to provide a heating means larger than necessary, such as a metal block with high thermal efficiency, outside the chip-shaped container.
- the directly conductive member is in contact with the inside of the chip-like container, the temperature of the liquid can be controlled with high accuracy, accurate and faithful response.
- a plurality of particulate carriers are used as the carrier, and sealed in the chip-like container in a state of being arranged in a row so that the order thereof is unchanged. Therefore, by specifying the arrangement order of the particulate carriers, it becomes possible to specify each biological substance, and it is possible to reliably specify the biological substance based on the arrangement order. it can.
- each particulate carrier can be divided, it is possible to extract and collect each biological substance for each carrier by collecting the particulate carriers in the same arrangement order.
- a small number of the plurality of particulate carriers accommodated in the narrow tube is small.
- the particulate carriers arranged at at least one end have irregularities on the surface. Therefore, even if the enclosing portion has a circular through hole, the particulate carrier closes the through hole, so that the flow of the fluid is not blocked and the contact with the fluid is ensured.
- the enclosing portion connected to the flexible elongated linear flexible carrier is used. Therefore, it is possible to prevent the carrier from flowing out from the mouth portion and securely enclose it.
- At least one location of the linear inflexible carrier and the inflexible elongated linear inflexible carrier is used. By connecting, it is possible to prevent the carrier from flowing out from the mouth portion and securely enclose it.
- the volume of the space formed between the surface of the carrier sealed in the thin tube and the inner wall surface of the thin tube in the thin tube is determined as the amount of liquid used for processing (a small amount).
- the eleventh aspect of the present invention is to attach a biological material fixed carrier enclosing tip in which a biological material is fixed or fixed in a capillary tube to a nozzle, and the amount, speed, number of times of suction and discharge to the nozzle, or The position of the chip, the shape of the carrier, the type of biological material immobilized or suspended on the carrier, the amount of liquid, the material conditions consisting of the coordinate position including the location of the liquid, and the incubation Control based on processing conditions consisting of time, temperature or processing content.
- a biological substance-fixed carrier-enclosed chip having a predetermined structure is used, and by finely controlling the suction and discharge, the chip is fixed to the carrier enclosed in the chip, or Processing such as reaction, agitation, and washing can be performed easily, consistently, and with high reliability on a fixable biological substance quickly and efficiently.
- processing such as reaction, agitation, and washing can be performed easily, consistently, and with high reliability on a fixable biological substance quickly and efficiently.
- the processing up to the measurement can be performed consistently and with high reliability, quickly and efficiently. In It can be carried out.
- the volume of the space in which the fluid can be accommodated is suppressed to a very small amount. It enables contact between the aspirated liquid and the entire surface of the carrier, enabling reliable handling of small amounts of liquid.
- the temperature control is performed by bringing the temperature-rising antibody closer from the outside of the thin tube of the biological material fixed carrier-encapsulating chip, and thus the carrier encapsulated therein. Therefore, the reaction can be carried out more efficiently and reliably than in the case where the reaction with the carrier is carried out by controlling the temperature of the liquid by heating the container provided outside the chip.
- the collective nozzle head and the individual nozzle head can be moved simultaneously in the row direction, and the column transport path and the row transport path are arranged on the travel path of the collective nozzle head and the individual nozzle head.
- a queue route transport means having a transport route provided with a is provided. Therefore, since the processing can be performed by V and deviation of the collective nozzle head and the individual nozzle head by the conveying means, a simple and compact structure using a small number of nozzles without arranging a large number of nozzles and suction / discharge mechanisms in a matrix. Therefore, various and complicated processes are possible.
- the same effects as those of the fifteenth invention can be obtained, and the collective nozzles and the individual nozzles can be simultaneously sucked and discharged by the same suction and discharge mechanism.
- the structure is simpler.
- At least one item on the transport path of the matrix path transport means is provided.
- the processing corresponding to each nozzle processed by a plurality of nozzles can be sequentially measured using a small number of light receiving means. Therefore, the apparatus can be simplified.
- the reagent necessary only immediately before the light reception by the light receiving means can be sequentially introduced by the individual nozzle head immediately before the light reception, an efficient and highly reliable light reception can be performed.
- a biological material fixed carrier enclosing tip in which a biological material is fixed in a narrow tube or a carrier capable of being fixed is attached to a nozzle, and the amount, speed, The number of times or the position is determined based on the shape of the chip, the shape of the carrier, the type of biological material fixed or suspended on the carrier, the amount of liquid, the substance condition consisting of the coordinate position including the position where the liquid is contained, and the incubation. Control based on the processing conditions consisting of the time, temperature or processing content.
- a biological substance-fixed carrier-enclosed chip having a predetermined structure is used, and fine control is performed by suction and discharge, whereby the chip is fixed to the carrier enclosed in the chip.
- the reaction of the fixable biological substance with the sucked liquid, its stirring, washing, etc. can be carried out easily, consistently and with high reliability, quickly and efficiently.
- it can be used for various processes by changing the contents of control, so it has versatility and diversity.
- the fixation can be performed without being distributed by the dispensing process. Facilitated.
- FIG. 1 is a view showing a biological material fixed carrier enclosing tip according to first and second embodiments.
- FIG. 2 is a cross-sectional view showing a biological material fixed carrier-encapsulating chip according to third to fifth embodiments.
- FIG. 3 is a cross-sectional view showing a biological material fixed carrier-encapsulating chip according to sixth to eighth embodiments.
- FIG. 4 is a cross section showing a biological material fixed carrier-encapsulating chip according to ninth and tenth embodiments.
- FIG. 5 is a plan view showing an entire biological material fixed carrier treatment apparatus according to an eleventh embodiment.
- FIG. 6 is a side view showing a biological material fixed carrier enclosing tip processing apparatus according to a twelfth embodiment.
- FIG. 7 is a flowchart showing a biological material fixed carrier treatment method according to a thirteenth embodiment.
- FIG. 8 is a flowchart showing a biological material fixed carrier treatment method according to a fourteenth embodiment.
- FIG. 9 is a flowchart showing a biological material fixed carrier treatment method according to the fifteenth embodiment.
- FIG. 10 is a plan view showing an entire biological material fixed carrier treatment apparatus including another biological material fixed carrier enclosing chip processing apparatus according to a twelfth embodiment.
- the chip-shaped container is provided with the enclosing portion so that the biological material fixing carrier is sealed so as to be in contact with the fluid, and each fixing position can be measured with an external force.
- FIG. 1 (a) shows a cross-sectional view of the biological material fixed carrier enclosing tip 11 according to the first embodiment of the present invention.
- the biological material fixed carrier-enclosed chip 11 has a thick tube 13 as a reservoir capable of storing a liquid and a thin tube 15 formed thinner than the thick tube 13 and a translucent chip container 12 It is.
- a mounting opening 14 At the upper end of the thick tube 13, there is a mounting opening 14 to be mounted on a nozzle (not shown) that performs gas suction and discharge.
- a port 16 At the tip of the narrow tube 15 is provided a port 16 through which fluid can flow in and out by suction and discharge of gas.
- a filter 20 is attached slightly below the mounting opening 14 of the thick tube 13 so that gas can pass therethrough.
- the thin tube 15 is stretched in a straight line so as not to contact the inner wall of the thin tube 15 along the central axis of the thin tube 15 in a state where a flexible thread-like carrier 17 is applied with tension. Contained.
- the thread-like carrier 17 has the upper side thereof
- the cup-shaped container 12 is attached by a centering member 18 that is fitted and attached using a substantially funnel-shaped transition portion 15a from the thick tube 13 to the thin tube 15 and the lower side is attached to the tip-shaped container 12 It is attached by a centering member 19 fitted and attached to 12 mouth portions 16.
- the filamentous carrier 17 is provided along the axis of the thin tube 15.
- the centering member 18 has a fitting tube 22 tapered so as to be fitted to the transition portion, and the fitting tube 22 is formed in the thread shape.
- a plurality of support plates 22a formed radially from a mandrel 21 formed along the central axis of the fitting tube 22 to which the carrier 17 is attached.
- the centering member 19 includes a mandrel 23 formed along a center axis of the flange 24 to which the thread-like carrier 17 is attached from a ring-shaped flange 24. And a plurality of support plates 24a that are radially formed from and attached to the flange 24.
- the centering members 18 and 19 can pass the fluid, but the carrier of the enclosing portion that encloses the filamentous carrier 17 in the capillary 15 so that the filamentous carrier 17 does not discharge from the mouth portion 16. It corresponds to a passage blocking member.
- FIG. 1 (d) shows a cross-sectional view of the biological material fixed carrier enclosing tip 25 according to the second embodiment of the present invention.
- the biological material fixed carrier enclosing tip 25 uses the above-described chip-like container 12 and uses a non-flexible rod-like carrier 26 in place of the thread-like carrier 17 in the chip-like container 12. is there.
- the upper side of the rod-like carrier 26 is attached by a centering member 27 fitted and attached to a substantially funnel-shaped transition portion from the thick tube 13 to the thin tube 15 of the chip-like container 12, and the lower side thereof is attached to the above-mentioned It is attached by a centering member 28 fitted and attached to the mouth 16 of the chip-like container 12.
- the centering member 27 is provided along a tapered fitting tube 31 and is formed along the central axis of the fitting tube 31 to which the rod-shaped carrier 26 is attached.
- a plurality of support plates 31 a formed radially from the mandrel 30.
- the centering member 28 is provided on an annular flange 34, and radially extends from a mandrel 32 extending along the central axis to which the rod-shaped support 26 is attached.
- a plurality of support plates 33a are formed. Therefore, the centering members 27 and 28 are designed to pass fluid.
- the rod-like carrier 26 corresponds to a carrier passage prevention member of an enclosing portion that encloses the rod-like carrier 26 in the thin tube 15 so that the rod-like carrier 26 is not discharged from the mouth portion 16.
- FIG. 2 (a) is a schematic cross-sectional view of a biological material fixed carrier-containing chip 35 according to a third embodiment of the present invention.
- the biological material fixed carrier enclosing tip 35 has a translucent tip-like container 36 having a thick tube 37 as the reservoir and a narrow tube 39 formed narrower than the thick tube 37.
- a mounting opening 38 At the upper end of the thick tube 37, there is a mounting opening 38 to be mounted on a nozzle (not shown) for sucking and discharging gas.
- a mouth 40 is provided at the tip of the narrow tube 39, and fluid can flow in and out by suction and discharge of the gas.
- a filter 44 is attached slightly below the mounting opening 38 of the thick tube 37 so that gas can pass therethrough.
- a thin, mesh-shaped member 43 serving as the carrier passage blocking portion is formed below the thick tube 37 by using a substantially funnel-shaped transition portion 39a between the thin tube 39 and the large tube 37. It is provided and held by a ring 42 on the upper side.
- a plurality of support plates 46 supported by the transition part 39a are provided, and the transition part 39a is provided.
- a plurality of particulate carriers 41 are accommodated in the narrow tube 39, and a permeable porous member 45 serving as a carrier passage blocking member capable of passing a fluid is provided below the particulate carriers 41. It is attached to the narrow tube 39.
- the porous member 45 is preferably attached using a throttle or a step formed in the thin tube 39.
- the outer diameter of the particulate carrier 41 is, for example, about 1.8 mm
- the inner diameter of the capillary is, for example, about 2. Omm
- the length between 3 is, for example, about 50 mm.
- reference particulate carriers coated with a fluorescent material or coated with a fluorescent substance are arranged at predetermined positions.
- FIG. 2 (b) shows a cross-sectional view of a biological material fixed carrier enclosing tip 47 according to the fourth embodiment of the present invention.
- the biological material fixed carrier enclosing tip 47 is formed with a thick tube 49 serving as the storage part and thinner than the thick tube 49, and is detachably attached to the thick tube 49. It has a translucent chip-like container 48 having a cut thin tube 51. At the upper end of the thick tube 49, there is a mounting opening 50 to be mounted on a nozzle (not shown) for sucking and discharging gas. At the tip of the thin tube 51, a mouth portion 52 is provided through which fluid can flow in and out by suction and discharge of gas.
- the narrow tube 51 is provided at the upper end of the fitting portion 55 provided at the lower end of the thick tube 49 so as to surround the hole 54 provided so as to pass through the central axis. ing.
- the thin tube 51 is welded by ultrasonic waves, an adhesive, or heat so that the thin tube 51 does not come off.
- the chip container 48 is made of, for example, glass, polyethylene, polystyrene, polypropylene, or the like.
- a plurality of particulate carriers 41 are accommodated in the narrow tube 51.
- Below the narrow tube 51 there is a hole or void that is small enough to prevent the passage of the particulate carrier 41, and the presence of the particulate carrier 41 does not prevent the passage of fluid.
- Protrusions 53 projecting in the radial direction are provided so as to be formed.
- the size of the hole 54 provided at the lower end of the thick tube 49 is a size that prevents the particulate carrier 41 from passing through.
- the particulate carrier 41 is formed of a water-absorbing material, porous plastic, resin, or the like.
- the outer diameter of the thin tube is about 2.5 mm, and the inner diameter is about 2 mm.
- the outer diameter of the fitting portion 55 is about 5 mm, and the inner diameter thereof matches the outer diameter of the thin tube.
- the length from the protrusion 53 to the hole 54 is, for example, about 50 mm, and the diameter of the hole 54 is, for example, about lmm so that the particulate carrier 41 does not pass through.
- the length of the thick tube 49 is, for example, 50 mm.
- FIG. 2 (c) shows a cross-sectional view of a biological material fixed carrier-containing chip 56 according to a fifth embodiment of the present invention.
- the biological material fixed carrier enclosing tip 56 is different from the biological material fixed carrier enclosing tip 47 according to the fourth embodiment shown in FIG. 2 (b), and the lower end of the particulate carrier 41 enclosed in the narrow tube 51.
- the particulate carriers 41 arranged in the above the particulate carriers 57 having irregularities on the surface are replaced. As a result, it is possible to prevent the particulate carrier 41 from coming into close contact with the protrusion 53 and hindering the flow of fluid.
- FIG. 3 (a) shows a biological material fixed carrier-containing chip 58 according to a sixth embodiment of the present invention. A sectional view is shown.
- the biological material fixed carrier enclosing tip 58 is different from the biological material fixed carrier enclosing tips 47 and 56 according to the fourth and fifth embodiments described in FIG. 2 (b) or FIG. 2 (c).
- an inflexible wire-like carrier 59 is enclosed in the capillary 51.
- the wire-like carrier 59 is attached at its upper and lower ends to attachment members 60 and 61 formed thicker than the wire of the wire-like carrier 59.
- the size of the mounting members 60, 61 is larger than the inner diameters of the holes 54 and the protrusions 53, so that the mounting members 60, 61, and hence the mouth portion 52 of the wire-like carrier 59, are formed. Discharge is hindered. Since the attachment members 60 and 61 are not attached to the thin tube 51, they are not fixed to the chip-like container 48. In addition, a part of the wall of the thin tube 51, that is, the outer portion is formed of a conductive thin film 51a having a predetermined resistance value, and can be heated to a predetermined temperature by passing a current through the conductive thin film 51a.
- FIG. 3 (b) shows a schematic cross-sectional view of a biological material fixed carrier enclosing tip 62 according to a seventh embodiment of the present invention.
- the biological material fixed carrier enclosing tip 62 is different from the biological material fixed carrier enclosing tip 35 according to the first embodiment in that an inflexible wire-like carrier 63 is provided in the narrow tube 39 instead of the plurality of particulate carriers 41. It is enclosed in.
- the inflexible wire-like carrier 63 is attached to the inside of the thin tube 39 by an attachment member 64 through which a fluid passes, so that a tip-like container 36 is provided. It is fixed against.
- the inflexible needle carrier 63 is attached so as to be held along the central axis of the thin tube 39.
- FIG. 3 (c) is a schematic cross-sectional view of a biological material fixed carrier enclosing tip 65 according to an eighth embodiment of the present invention.
- the biological material fixed carrier enclosing tip 65 is different from the biological material fixed carrier enclosing tip 62 according to the seventh embodiment in that a non-flexible wide rod-like carrier 66 is attached by a mounting member 67 through which a fluid passes. It is attached and enclosed in a narrow tube 39.
- the attachment member 67 is, for example, a penetrating porous member.
- FIG. 4 (a) is a schematic cross-sectional view of a biological material fixed carrier enclosing tip 68 according to a ninth embodiment of the present invention.
- the biological material fixed carrier enclosing tip 68 is different from the biological material fixed carrier enclosing tip 65 according to the eighth embodiment in that a rod-shaped carrier 69 is enclosed in a narrow tube 51 without being fixed.
- the thickness of the rod-shaped carrier 69 is formed in the narrow tube by the protrusion 53. Since it is larger than the formed hole or void, it is not discharged from the mouth 52.
- FIG. 4 (b) shows a biological material fixed carrier enclosing tip 70 according to a tenth embodiment of the present invention.
- the biological material fixed carrier enclosing tip 70 has a particulate carrier 57 having an uneven surface, and is attached with the needle carrier 59 attached thereto.
- the member 61 prevents the hole formed in the protruding portion 53 from being sealed.
- FIG. 5 is a schematic plan view showing the entire biological material fixed carrier treatment apparatus 10 according to the eleventh embodiment of the present invention.
- the biological material fixed carrier processing apparatus 10 has a suction / discharge mechanism, and the biological material fixed carrier enclosing tip 35 is attached to a nozzle, and the biological material fixed carrier enclosing chip 35 is subjected to suction and discharge processing.
- the biological material fixed carrier-encapsulating chip processing device 80 for performing the above and the biological material fixed carrier enclosing chip 35 by aspirating or discharging a suspension containing various specimens and reagents into the biomaterial fixed carrier-encapsulating chip 35.
- the biological material fixed carrier enclosing chip processing device 80 shown in FIGS. 5 and 6 performs gas suction and discharge using a nozzle that communicates with the collective suction / discharge mechanism and the individual suction / discharge mechanism.
- the biological material fixed carrier enclosing tip processing apparatus 80 includes a collective nozzle head 84 having a plurality of (eight in this example) nozzles 117 arranged in a row direction (vertical direction in the drawing), and the collective nozzle head 84. And an individual nozzle head 84 'having one nozzle that performs suction and discharge independently.
- the collective nozzle head 84 performs a collective suction / discharge mechanism to suck and discharge a plurality of nozzles 117 simultaneously, whereas the individual nozzle head 84 ′ uses a separate suction / discharge to the nozzles.
- the mechanism performs suction and discharge independently of the eight nozzles 117.
- the reference numerals of the parts belonging to the individual nozzle head 84 ′ are indicated by a dash in the corresponding parts of the collective nozzle head 84. Is displayed.
- FIG. 6 only the collective suction / discharge mechanism of the collective nozzle head 84 is shown.
- the fitting portion 116 provided slightly above the lower end of the nozzle 117, and the plunger 115a for sliding in the cylinder 115 connected to the nozzle 117 are provided.
- the eight rods 112 are provided on each of eight notches provided on the edge of a drive plate 123 (reference numeral 123 ′ represents a drive plate of an individual suction / discharge mechanism) that can move up and down.
- the drive plate 123 is connected to a nut portion 113 that is screwed with the ball screw 114.
- Each rod 112 is always urged downward by a spring provided in the cylinder 115. Therefore, when the rod 112 moves upward, the force raised by the nut portion 113 is lowered by the spring force that is not caused by the nut portion 113 when the rod 112 is lowered.
- Each ball screw 114 is a motor 110 (reference numeral 110 'represents a motor of the individual suction / discharge mechanism) provided on a support member 111 having a U-shaped cross section (reference numeral 111' represents a support member of the individual suction / discharge mechanism). ), The drive plate 123 and the eight rods 112 are moved up and down.
- the horizontal movement in the power running direction (in the left-right direction in FIG. 7), which is independent of the individual nozzle head 84 'and the collective nozzle head 84, is integrated as the nozzle moves up and down. It is.
- the individual nozzle head 84 ′ is used for dispensing a measurement reagent or the like in the biological material fixed carrier enclosing tip 35 accommodated in the tip accommodating portion 102 in the reagent dispensing region 82. .
- a reagent container 77 that stores a predetermined reagent sucked by the nozzle head 84 ′, and a predetermined chip 78, for example, a filter-attached chip, that can be attached to the nozzle head 84 ′. Etc. are provided.
- the reagent storage unit 77 is provided with, for example, a thermostatic means for keeping the reagent at a constant temperature.
- a ball screw 119 and a nut screwed into the ball screw 119 are placed in the housing 87. And a support body 121 having the support member 111 attached to the nut portion 120 at one end.
- a motor 88 for rotating the ball screw 119 is provided on the casing 87.
- the nozzle 117 can be moved up and down by a vertical movement mechanism constituted by these components.
- a temperature raising / lowering means 71 is provided below the casing 87.
- the temperature raising / lowering means 71 is formed along the column direction so as to have a height and a width so as to be able to approach or contact mainly the thin tubes of the eight chips mounted on the eight nozzles.
- a heating plate 73 having a heater, and nine heating walls 72 attached to the heating plate 73 and projecting so as to sandwich the chips on both sides, and having a heater inside.
- the plate 73 and the nine heating walls 72 are formed on the comb teeth as a whole.
- the heating plate 73 is preferably formed so as to have a shape that matches the shape of the chip to be temperature controlled.
- the heating plate 73 and the heating wall 72 correspond to the temperature raising and lowering body.
- the temperature raising / lowering means 71 approaches or comes into contact with the tip mounted on the nozzle 117 of the collective nozzle head 84 to heat the tip 74, the motor A ball screw 76a that is rotationally driven by 74, a nut portion 75 that is screwed to the ball screw 76a, and is connected to the nut portion 75 and is movable in the left-right direction in the figure.
- the heating wall 72 and the heating plate 73 It also has a moving rod 76b that connects to both.
- the driven ball screw 91a, the nut part 90 screwed to the ball screw 91a, and connected to the nut part 90 are movable in the horizontal direction in the figure, and the claw 122 is moved in the horizontal direction in the figure It has 9 lb of moving rod to be moved.
- the biological material fixed carrier enclosing chip processing device 80 is provided so as to be suspended from the upper side, and is illustrated so as to cover the entire region of the biological material fixed carrier processing device 10 and other necessary regions. Nah! It can be moved by the X-axis (row direction) moving mechanism using a linear motion mechanism.
- the cartridge container 92 having the eight sample storage wells 92a for storing the suspension in which the sample is suspended, and the various chip arrays 96, 9 7 and a matrix container 95 having 5 x 8 rows of wells having a liquid containing column 99 for containing the product, and various reagents, substances or treatments necessary for carrying out the treatment.
- reference numeral 100b is an incubator well provided with a heat probe.
- each of the sample containing barrels 92a is provided with a bar code 92b indicating information on the sample.
- the bar code 92b is read by moving so that the bar code reader 93 that reads the bar code 92b scans.
- Reference numeral 93 a is a moving mechanism for driving the bar code reading unit 93.
- a comparator 103 is provided that can move along a quadrangular conveyance path having a line conveyance path 103b.
- the competitor 103 corresponds to the matrix path conveying means, and the competitor 103 corresponds to the interval between the nozzles corresponding to the conveying accommodating portion in total 32 chip accommodating portions or A tube 102 is movably connected with the competitor 103. Therefore, at a position as shown in FIG. 5, the eight series of nozzles of the biological material fixed carrier enclosing chip processing device 80 are set against two rows of chip accommodating portions 102 arranged in the row conveying paths 103a and 103c. The liquid can be sucked and discharged.
- the matrix of the individual nozzle heads 84 ′ provided so as to be capable of being sucked and discharged independently of the eight nozzle groups of the collective nozzle heads 84 of the biological material fixed carrier enclosing chip processing device 80,
- the lower-side row transport path 103b that is, the selected chip container 102 in the reagent dispensing area 82
- a reagent suitable for the purpose for example, It is possible to dispense a substrate solution for chemical luminescence. In particular, pour out just before the reaction such as PCR reaction solution in the PCR pretreatment for DNA extraction.
- a measurement position 104 is provided in the measurement area 83 and in the rectangular conveyance path of the matrix path conveyance means, and excitation light is emitted from the trigger light source 105 at the measurement position 104.
- the excitation light is irradiated into the substance-fixed carrier-enclosed chip, and the generated light is received by the light receiving unit 106 for measurement.
- processing corresponding to the processing purpose can be performed for each chip.
- an oligonucleotide having a base sequence that may be hybridized is immobilized on the particulate carrier 41 as a probe substance.
- a functional group is generated or expressed in advance on the surface of the particulate carrier 41, bonded to the probe substance, and the surface is washed with an appropriate solvent.
- Particulate carrier 41 with a fixed base sequence for S determination of SNP1 41 Particulate carrier 41 with a base sequence for determination of C of SNP1 fixed, Particulate carrier with a base sequence for determination of SNP2 fixed 41, a particulate carrier 41 having a base sequence for determination of A of SNP2 fixed thereto is permeable porous in the narrow tube 39 of the translucent tip-like container 36 as shown in FIG.
- the member 45 is provided, and the particulate carrier 41 is put in the order described above (in this example, five), and the mesh-like member 43 is provided and sealed, thereby forming the biological material fixed carrier enclosing tip 35.
- step S 1 the biological material fixed carrier enclosing tip 35 formed in this way is inserted into the mounting opening 38 provided at the upper end of the thick tube 37. 80 nozzles 117 are attached.
- the following specimens are accommodated in the eight specimen accommodating wells 92a provided in the chip processing area 81. That is, each of the genomes from the blood of eight subjects was extracted, and among these genomes, fragments containing the SNPs typing positions at a plurality of locations were amplified by a thermal cycler and labeled with a fluorescent substance. A sample is generated and stored in each of the eight specimen storage wells 92a for each subject.
- the eight cartridge containers 100 contain BW buffer solution in the wells 100a to 100c.
- step S2 as shown in FIG. 7 (b), the collective nozzle head 84 of the biological material fixed carrier enclosing tip processing device 80 is advanced in the row direction by moving means, and the capillary tube 39 is moved.
- the sample containing wel 92a is inserted all at once, and the suspension in the sample containing wel 92a is sucked to fill the inside of the narrow tube 39 all at once.
- step S3 as shown in FIG. 7 (c), the volume vl (eg, about 400 micron) is passed through the nozzle, for example, 10 times at a predetermined speed si (eg, about 200 ⁇ l Zsec).
- the mixture is agitated by repeating suction and discharge with a litho) to sufficiently bring the plurality of particulate carriers 41 in the narrow tube 39 into contact with the suspension.
- step S4 as shown in Fig. 7 (d), the DNA carrier labeled with the fluorescent substance in the suspension corresponds to the particulate carrier corresponding to each position of the SNP. 41 and bind by hybridization. The remaining liquid is discharged into the specimen containing well 92a.
- step S5 the biological material-immobilized carrier-encapsulating chip processing apparatus 80 uses the biological material-immobilized carrier-encapsulating chip 35 encapsulating the particulate carrier that has been reacted, as a tool 100a of the eight cartridge containers 100.
- a predetermined speed s2 for example, approximately 760 force to 1700 liters Zsec
- a minute amount v2 for example, several tens of liters to several hundred liters (for example, Clean by repeating suction and discharge 10 times at approximately 500 liters).
- the same operation is repeated for the wels 100b and 100c.
- step S6 the biological material fixed carrier enclosing tip 35, which has been cleaned, moves the collective nozzle head 84 to the position of the tip accommodating portion 102 stopped in the row conveyance path 103a of the competitor 103.
- the collective nozzle head is pushed by the claw 122.
- the nozzles are separated from the plurality of nozzles 117 provided in the terminal 84a and are accommodated in the chip accommodating portion 102, and the conveyor 103 is driven to be conveyed along the conveying path.
- the individual nozzle head 84 ′ is moved to the reagent storage section 77 to suck a predetermined reagent, and then along the row transport path 103b.
- the measurement reagent is dispensed from the mounting opening 38 of the selected biological material fixing carrier enclosing tip 35, for example, as the predetermined reagent. To do. Thereafter, the conveyor 103 is driven and transported to a measurement position 104 provided on the transport path, and excitation light is irradiated at the measurement position, and the light in the capillary 39 is received by the light receiving unit 106. The structure of the target substance is analyzed by measuring the light emission position.
- Various allergen substances for example, substances obtained from cedar pollen, ragweed, mites, fungi and the like are fixed to the particulate carrier 41.
- a functional group is generated or expressed on the surface of the particulate carrier 41 in advance.
- these allergen substances are placed in the light-transmitting tubules 51 in this order (five in this example), and the tubules 51 are placed in this order.
- the biological material fixed carrier enclosing tip 47 is formed by fitting into the fitting portion 55 of the thick tube 49 and attaching and sealing by adhesion, ultrasonic welding or heat welding.
- step SI 1 the biological material fixed carrier enclosing tip 47 thus obtained is inserted into the mounting opening 50 provided at the upper end of the thick tube 49. It is attached to the nozzle 117 of the cup processing device 80.
- the specimen storage tool 92a provided in the chip processing area 81 contains serum collected from eight subjects.
- Each cartridge 100a of the eight cartridge containers 100 has 50 mM. TBS buffer solution, pH 8.1% BSA solution is contained.
- Well 100b force 100f contains 50 mM TBS buffer solution, pH 8, 0.005% Tween solution cleaning solution, and 100 g of tool Contains a solution in which an anti-human IgE antibody labeled with a fluorescent substance is suspended.
- the amount of solution stored in the wainole 100a is v3 (for example, about 500 liters), speed s3 (for example, about 760 liters Zse).
- the solution is stirred by sucking and discharging, and the surface of the particulate carrier 41 is blocked.
- step S 13 the cartridge container 100 is washed with a 50 mM TBS buffer solution, pH 8, 0.005% Tween solution contained in the well 100 b of the cartridge container 100.
- step S14 as shown in FIG. 8 (e), the biological material fixed carrier enclosing tip 47 attached to the nozzle is moved to the specimen containing well 92a, and the specimen containing barrel 92a is moved.
- the serum contained in the tubule 51 is sucked into contact with the tubule 51 and the IgE antibody in the serum reacts with the allergen substance in the tubule 51 at about 37 degrees for 30 minutes.
- the capillary 51 is sandwiched from both sides, and the comb-like shape of the temperature raising / lowering means 71 is provided on both sides of the eight biological substance-fixing carrier-encapsulating tips 47.
- the two heating plates 72 arranged in the above are heated so as to approach each other. As a result, the inside of the narrow tube 51 can be efficiently and reliably heated.
- step S 15 as shown in FIG. 8 (f), the biological material fixed carrier enclosing tip 47 is moved to the well 100 c of the cartridge container 100.
- the well 100c contains the above-described cleaning solution.
- the volume v4 for example, about 500 ⁇ l
- the biological material fixed carrier enclosing tip 47 is transferred to the well 100d, and washing is repeated.
- step S16 as shown in Fig. 8 (g), the collective nozzle head 84 is moved to the wellet 100g, and the fluorescently labeled label is accommodated in the well 100g.
- the suspension is sucked into contact with the particulate carrier 41 and maintained at 37 ° C. for 30 minutes.
- the inside of the thin tube 51 is heated by bringing the heating plate 72 of the temperature raising / lowering means 71 closer so as to sandwich both sides of the biological material fixing carrier enclosing tip 47.
- step S17 as shown in FIG. 8 (h), the cartridge is transferred to the well 100e of the cartridge container 100, and the contained cleaning liquid is, for example, speed s5 (for example, about 760? 1700 liters Zsec)
- the particulate carrier 41 is washed by performing suction and discharge about 10 times in an amount v5 (for example, 500 liters). Repeat the same action, moving to the well 100f.
- step S18 the collective nozzle head 84 is moved to the tip accommodating portion 102 stopped in the row conveyance path 103a of the comparator 103 with the biological material fixed carrier-containing tip 47.
- the claw 122 separates the plurality of nozzles 117 provided in the collective nozzle head 84 and accommodates them in the chip accommodating portion 102 arranged in the row conveying path 103a to drive the competitor 103. Then, it is transported along the transport path.
- the individual nozzle head 84 ′ is moved to the reagent storage section 77 that stores the predetermined reagent to suck the reagent, Of the eight chip accommodating portions 102 stopped along the row conveyance path 103b, the chip moves to the selected biological material fixed carrier enclosing tip 47, and the mounting opening for the biological material fixed carrier enclosing tip 47 is mounted. Dispense predetermined reagents from part 50. Thereafter, at the measurement position 104 provided on the transport path, the light from the carrier is received and measured by the light receiving unit 106, the fluorescence intensity on the particle surface is measured, and the reacted allergen substance is specified. .
- FIG. 9 (a)
- several types in this example, 5 types
- an oligonucleotide having a protein capturing substance for capturing the expressed protein are shown in FIG. It is fixed in advance to the non-flexible needle carrier 59 shown in (a) with a gap.
- a functional group is generated or expressed on the surface of the needle-shaped carrier 59. Thereby, the expression level of the expressed protein and the binding property with a specific protein are examined.
- the needle-shaped carrier 59 is accommodated in the thin tube 51, and the thin tube 51 in which the needle-shaped carrier 59 is accommodated is fitted into a fitting portion 55 provided at the lower end of the thick tube 49 for adhesion.
- the biological material fixing carrier enclosing tip 58 is formed by enclosing by attaching by welding.
- each one liquid container 100a contains a solution of amino acid, ribosome, etc.
- the liquid container 100b and lOOg contains PBS buffer solution, surfactant 0.05% Tween20 buffer liquid power
- a 5% skim milk suspension is stored in PBS-T in the liquid storage unit 100h, and a fluorescent substance is contained in the liquid storage unit 100i. It shall contain a labeled antibody, piotin or a solution of the substance.
- step S21 the biological material fixed carrier enclosing tip processing device 80 of the biological material fixed carrier enclosing chip processing device 80 is inserted into the mounting opening 50 provided at the upper end of the thick tube 49 with the thus formed biological material fixed carrier enclosing tip 58. Attach to nozzle 117.
- FIGS. 9 (a), 9 (b), and 9 (c) the eight nozzles 117 of the collective nozzle head 84 of the biological material fixed carrier enclosing chip processing device 80 are simultaneously moved to the liquid in the cartridge container 100.
- the solution is moved to the container 100a, and the solution of the amino acid or the like stored in the liquid container 100a is placed in the capillary 51 with a speed s6 (for example, about 200 ⁇ l Zsec) and an amount v6 (for example, about 500 ⁇ m L) Aspirate.
- a speed s6 for example, about 200 ⁇ l Zsec
- an amount v6 for example, about 500 ⁇ m L
- Aspirate for example, about 500 ⁇ m L
- the inside of the thin tube 51 is heated, for example, by passing an electric current through the conductive thin film 51a forming the wall of the thin tube 51 and maintained at 37 ° C. for 1 hour.
- step S22 after discharging the liquid from the thin tube 51, the collective nozzle head 84 is moved to the liquid storage part 100b, and the PBS-T solution is transferred to the liquid container 100b.
- the capillary 51 is cleaned by repeating suction and discharge 10 times, for example, at a speed s7 (for example, about 760 to 17 liters Zsec) and an amount v7 (for example, about 500 liters). This operation is repeated also in the liquid container 100c.
- step S23 as shown in FIG. 9 (e), the collective nozzle head 84 is moved to the liquid container 100h, and the PBS-T and 5% skim milk suspension are sucked into the room temperature state. In this state, react for about 1 hour to block.
- step S24 as shown in FIG. 9 (f), after discharging the liquid from the thin tube 51, the collective nozzle head 84 is moved to the liquid storage part 100d, and the PBS-T solution is added to the PBS-T solution.
- the capillary 51 is washed by repeating suction and discharge 10 times, for example, at a speed s8 (for example, about 760 to 1700 liters) and a volume v8 (for example, about 500 liters). This operation is repeated in the liquid container 100e.
- step S25 as shown in Fig. 9 (g), the biological material fixed carrier enclosing tip 58 is provided. Is transferred to the liquid container 100i, and the suspension in which the antibody, piotin or the substance labeled with the fluorescent substance is suspended is sucked and incubated at room temperature for about 30 minutes to 1 hour.
- step S26 as shown in FIG. 9 (h), the PBS-T solution is transferred to the thin tube 51 by 10 times, for example, at a speed s3. Wash by repeating. This operation is repeated in the liquid container 100g.
- step S27 the collective nozzle head 84 is moved to the tip accommodating portion 102 stopped in the row conveyance path 103a of the competitor 103, and the nail nozzle head 84 is moved to the nail.
- 122 is separated from the plurality of nozzles 117 provided in the collective nozzle head 84 and is accommodated in the chip accommodating portion 102 arranged in the row conveyance path 103a, and the competitor 103 is driven, Transport along the transport path.
- the individual nozzle head 84 ′ is moved to the reagent storage unit 77 to suck a predetermined reagent and perform the row transport.
- the chip moves to the selected biological material fixed carrier-containing chip 58, and the predetermined reagent is separated from the mounting opening 50 of the chip 58. Note. Thereafter, at the measurement position 104 provided on the conveyance path, the light from the carrier is received and measured by the light receiving unit 106, the fluorescence intensity on the particle surface is measured, and the antibody labeled with the fluorescent substance, Identify proteins that have reacted with piotin or substances, etc., or measure their intensities and their luminescent potentials.
- the biological material fixed carrier enclosing chip processing apparatus 180 may be used instead of the biological material fixed carrier enclosing tip processing apparatus 80 shown in FIGS. 5 and 6, the biological material fixed carrier enclosing chip processing apparatus 180 according to another embodiment shown in FIG. 10 may be used. It can.
- the biological material fixed carrier enclosing tip processing apparatus 180 is a force that performs suction and discharge of gas using a nozzle that communicates with a suction and discharge mechanism.
- a nozzle head 184 having a plurality of nozzles (in this example, 9 stations) nozzles 117 arranged in the vertical direction of the nozzle head 184. Unlike the nozzle head 84, the nozzle head 184 has the same suction.
- the nozzle 117 at the end is an individual nozzle, and as shown in its position (position 112b in FIG. 10), eight nozzles 117, that is, a batch. It is located slightly away from the nozzle position (position 112a in FIG. 10).
- the suction / discharge mechanism includes a large-diameter portion 116 provided slightly above each nozzle 117, and a rod 112 for sliding a plunger 115a in a cylinder 115 connected to each nozzle 117. . Further, the nine rods 112 protrude in the radial direction with a diameter larger than the diameter of the rod 112 in each of the nine notches provided on the edge of the drive plate 123 that can move up and down simultaneously. It is attached so as to hang the eight end portions 112a and the first end portion 112b. The nozzle heads 184 move all at once in the row direction (horizontal direction or horizontal direction in the drawing).
- the individual nozzles are provided in the nozzle head 184, so that suction and discharge are performed simultaneously with the other eight nozzles collectively, and an elevating mechanism The horizontal movement in the row direction (left and right direction in Fig. 12) is also performed simultaneously.
- the individual nozzle is used to dispense a reagent for measurement into the biological material fixed carrier enclosing tip 11 in the reagent dispensing region 82.
- the other collective nozzle force is in a state in which the biological material fixed carrier enclosing tip is removed.
- the individual nozzle is in a state where the chip-like container or the like is mounted.
- a force sugar chain, other DNA substance, RNA, or the like described only for DNA and protein may be used.
- the particulate carrier is not limited to the force described only in the case of the spherical particulate carrier, and may be a cylindrical shape or a rectangular parallelepiped shape. It can also be applied to an amorphous carrier.
- the numerical values, the number of times, the shape, the number, the amount, etc. used in the above description are not limited to these cases.
- one or more kinds of biological substances such as ligands are immobilized in the aspect.
- it may be an elongated member such as a flexible string or thread provided so as to be fixed or fixable.
- any carrier can be used as long as it is formed in a size or shape that can pass through the mouth portion and can suck and discharge fluid while being held in the carrier accommodating portion. it can.
- the manufacturing is facilitated and the reliability thereof is improved.
- the processing efficiency can be increased.
- the arrangement of chemical substances can be reliably matched along a one-dimensional path, so measurement reliability is high.
- the flexible elongated member include those formed of chemical fibers such as nylon.
- each of the above components, each carrier, each thin tube, a chip-like container, a nozzle head, a sealing portion, a nozzle, etc., a heating means, etc., or each device may be arbitrarily combined while being appropriately deformed. it can.
- the ligands are not limited to DNA, but include genetic materials such as oligonucleotides and RNA, immune materials, proteins, sugar chains, pheromones, alomons, mitochondria, viruses, and plasmids.
- reagents and substances are merely examples, and other reagents and substances can be used.
- the carrier having captured DNA or the like can be taken out of the isotonic force and stored and subjected to other processing.
- the present invention relates to a biological material fixed carrier encapsulating chip, a biological material fixed carrier processing apparatus, and a method thereof.
- the present invention relates to fields that require the handling of biopolymers such as genes, immune systems, amino acids, proteins, and sugars, and low-molecular-weight biomolecules, such as engineering fields, agricultural fields such as food, agricultural products, and marine products processing, pharmaceutical fields, It relates to all fields such as medical fields such as hygiene, health, immunity, disease and heredity, and science such as chemistry or biology.
- the present invention is particularly effective when a series of processes using a large number of reagents and substances are successively executed in a predetermined order.
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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CN2005800425015A CN101076732B (zh) | 2004-12-10 | 2005-12-12 | 封入生物物质固定用载体的吸头、生物物质固定用载体处理装置及其处理方法 |
JP2006546788A JP4776549B2 (ja) | 2004-12-10 | 2005-12-12 | 生体物質固定担体封入チップ、生体物質固定担体処理装置およびその処理方法 |
EP05814465.0A EP1821106B1 (en) | 2004-12-10 | 2005-12-12 | Biomaterial immobilization carrier enclosing tip and method of treating therefor |
US11/792,835 US8263390B2 (en) | 2004-12-10 | 2005-12-12 | Biological material fixed carrier enclosing tip, biological material fixed carrier treatment apparatus, and treatment method thereof |
US13/570,332 US8921095B2 (en) | 2004-12-10 | 2012-08-09 | Biological material fixed carrier enclosing tip, biological material fixed carrier treatment apparatus, and treatment method thereof |
Applications Claiming Priority (2)
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JP2004359201 | 2004-12-10 | ||
JP2004-359201 | 2004-12-10 |
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US11/792,835 A-371-Of-International US8263390B2 (en) | 2004-12-10 | 2005-12-12 | Biological material fixed carrier enclosing tip, biological material fixed carrier treatment apparatus, and treatment method thereof |
US13/570,332 Continuation US8921095B2 (en) | 2004-12-10 | 2012-08-09 | Biological material fixed carrier enclosing tip, biological material fixed carrier treatment apparatus, and treatment method thereof |
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WO2006062235A1 true WO2006062235A1 (ja) | 2006-06-15 |
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US (2) | US8263390B2 (ja) |
EP (2) | EP2620778A3 (ja) |
JP (1) | JP4776549B2 (ja) |
KR (1) | KR101339544B1 (ja) |
CN (1) | CN101076732B (ja) |
TW (1) | TWI402505B (ja) |
WO (1) | WO2006062235A1 (ja) |
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JPWO2010140680A1 (ja) * | 2009-06-04 | 2012-11-22 | ユニバーサル・バイオ・リサーチ株式会社 | 検体検査装置およびその方法 |
WO2014034928A1 (ja) | 2012-08-31 | 2014-03-06 | ユニバーサル・バイオ・リサーチ株式会社 | 変形要素内蔵分注チップ、変形要素内蔵分注装置および変形要素内蔵分注処理方法 |
WO2019073588A1 (ja) * | 2017-10-13 | 2019-04-18 | 佳則 山口 | 検査用ピペットチップ及びその検査用ピペットチップを用いるピペット型検査装置 |
WO2019073622A1 (ja) * | 2017-10-13 | 2019-04-18 | 佳則 山口 | 検査用ピペットチップ及びその検査用ピペットチップを用いるピペット型検査装置 |
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Also Published As
Publication number | Publication date |
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TW200636246A (en) | 2006-10-16 |
CN101076732B (zh) | 2012-11-28 |
KR20070090910A (ko) | 2007-09-06 |
US8263390B2 (en) | 2012-09-11 |
CN101076732A (zh) | 2007-11-21 |
JP4776549B2 (ja) | 2011-09-21 |
US20130032249A1 (en) | 2013-02-07 |
US8921095B2 (en) | 2014-12-30 |
EP1821106B1 (en) | 2018-02-14 |
TWI402505B (zh) | 2013-07-21 |
EP1821106A4 (en) | 2011-12-07 |
JPWO2006062235A1 (ja) | 2008-06-12 |
EP1821106A1 (en) | 2007-08-22 |
EP2620778A3 (en) | 2014-08-20 |
US20080193995A1 (en) | 2008-08-14 |
KR101339544B1 (ko) | 2013-12-10 |
EP2620778A2 (en) | 2013-07-31 |
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