WO2005095966A1 - 固定用媒体、媒体処理方法、および連続的媒体処理装置 - Google Patents
固定用媒体、媒体処理方法、および連続的媒体処理装置 Download PDFInfo
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- WO2005095966A1 WO2005095966A1 PCT/JP2005/006143 JP2005006143W WO2005095966A1 WO 2005095966 A1 WO2005095966 A1 WO 2005095966A1 JP 2005006143 W JP2005006143 W JP 2005006143W WO 2005095966 A1 WO2005095966 A1 WO 2005095966A1
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- medium
- liquid
- container
- continuous
- continuous medium
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/2813—Producing thin layers of samples on a substrate, e.g. smearing, spinning-on
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
Definitions
- the present invention relates to a fixing medium, a medium processing method, and a continuous medium processing device.
- a DNA chip has been used to determine the base sequence of a gene.
- the DNA chip is obtained by arranging various known oligonucleotides on a semiconductor film or a flat plate such as a slide glass in the form of an array so that each solution has a small dot-like solution. It is.
- Patent Documents 1 to 4 have been formed into one or more thread-like, string-like, tape-like, or rod-like elongated shapes.
- the present invention discloses an integrated support in which a fixing position of a detection substance is associated with each chemical structure.
- Patent Document Dedication 5, 6 There are other documents related to such foundation members.
- These integrated supports can be formed as a whole with a high density by winding the base members at a high density, even if the fixing positions of various detection substances are not arranged at a high density along the base members. There is an advantage that various kinds of detection substances can be easily arranged, and there is a possibility that it can be provided at low cost.
- the base member is a continuous medium and is capable of using the entire surface of the medium, it differs from the one using only one plane of a plate like a DNA chip.
- the medium cannot be placed on a support or the like to perform the processing. For this reason, there is a problem that the handling of the medium is difficult as compared with a flat medium that can be processed simply by being placed on the medium.
- Patent Document l WO0lZ61361 A1
- Patent Document 2 WOOlZ53831 A1
- Patent Document 3 WO01 / 69249 A1
- Patent document 4 WO02Z63300 A1
- Patent Document 5 WO02Z45842 A1
- Patent Document 6 W099 / 3341 A1 Disclosure of the invention
- the problem to be solved is to provide a fixing medium suitable for fixing biological materials or the like, or to automatically and continuously process a continuous medium with high reliability. Is a point.
- a first object of the present invention is to immobilize biological materials such as genes and proteins reliably, efficiently and easily. It is to provide a fixing medium that can be used.
- a second object is to provide a fixing medium, a medium processing method, and a continuous medium processing apparatus capable of automatically and inexpensively providing a large amount of a medium for fixing biological materials such as genes and proteins. It is to provide.
- a third object is to prevent the continuous medium from coming into contact with a liquid other than the liquid containing the processing reagent, thereby reliably preventing the continuous medium from being cut, damaged or contaminated during processing.
- An object of the present invention is to provide a continuous medium processing apparatus capable of continuing processing smoothly and with high reliability.
- a fourth object is to provide a fixing medium, a continuous medium processing method, and a continuous medium processing apparatus capable of providing a homogeneous and high-quality medium.
- the first invention is a polyamide-based polymer medium, which is a fixing medium having a functional group capable of binding to a biological substance and a porous region.
- Polyamide-based polymer is a compound having a peptide bond, and may be a natural compound or an artificial compound. Examples thereof include wholly aromatic polyamides such as nylon and PPTA (polypara- lentephthalamide), and heterocyclic-containing aromatic polymers.
- Nylon includes 3-nylon, 6-nylon, 6,6-nylon, 6,10-nylon, 7-nylon, 12-nylon and the like.
- polyamide-based polymer is used to decompose the peptide bonds constituting the medium with carohydrolysis in an acidic aqueous solution so that a functional group used for immobilizing a biological substance is expressed or generated on the medium. It is. That is, the functional group acts on the bond between the atom group constituting the medium and the water molecule. Therefore, since it is expressed or produced, a step of attaching or fixing a substance or a solid having a functional group to the medium from the outside is unnecessary. When a substance having a functional group is physically attached to the medium from the outside, the density of the functional group depends on the concentration of the solution having the functional group and the porosity of the medium.
- a functional group When a functional group is expressed or produced, it is produced at a high density at the molecular level.
- the density of the functional group becomes higher as the period of the repeating structure of the polyamide polymer becomes shorter. That is, among the polyamide polymers, 3-nylon, 6-nylon, or 6,6-nylon has a relatively high density.
- the “functional group capable of binding to a biological substance” is, for example, a carboxyl group —COOH, an amino group —NH, or a derivative thereof.
- Biological material refers to, for example, DNA, RNA, m
- RNA Ribonucleic acid
- oligonucleotides nucleotides
- proteins proteins
- antigens antibodies
- sugar chains
- the "medium” is a solid and its shape is not particularly limited, but is, for example, a continuous medium, a particulate medium, or a plate-like medium described below.
- the "porous region” is a region of a medium in which a large number of pores are present, and may be present only on the surface portion of the medium or may be present throughout the medium. Further, the “hole” may be penetrable or non-penetrable. Due to the presence of the porous region and the functional group, a biological substance or a living body such as a cell, a bacterium, or a virus can be physically or chemically bound. That is, the medium can fix various objects to the medium.
- the “surface portion” includes not only the surface but also a layered portion having a predetermined depth from the surface.
- the thickness of the layer depends on the overall size of the medium.
- the ratio is, for example, about 10% to 50% of the thickness.
- the thickness of the layer is several tens of meters. Therefore, a medium having a surface portion has a core portion that is not porous. Thereby, rigidity can be given to the medium.
- the medium is formed thin as in a continuous medium to be described later, or when the medium is formed as small as in a particulate medium, it is necessary to maintain the strength.
- the medium made of a polyamide-based polymer has a porous region in which only a functional group is expressed, the substance to be fixed by chemical adsorption or physical adsorption is used. Not only increase the efficiency of fixation to the body and the living body, but also Various types of fixation can be performed on the target.
- the functional groups used for immobilizing the biological substance are expressed or generated on the medium, so that a process for immobilizing a substance or a solid having a functional group from the outside becomes unnecessary. , Easy to manufacture.
- a functional group is expressed or generated on the medium by using a group of atoms constituting the medium that contribute to the peptide bonds of the medium. Can be produced in density. Further, the process is easy because there is no need to adjust the concentration or the porosity of the medium, which is necessary when a substance or a solid having a functional group is attached to the medium. Therefore, the biological material can be firmly fixed at a high density.
- the medium when the porous layer is formed only on the surface of the medium, the medium can be given rigidity. Therefore, for example, it is possible to perform continuous processing in which a continuous medium is driven to travel while applying tension in the longitudinal direction.
- the fixing medium can be manufactured by treating the medium made of the polyamide-based polymer with an acidic aqueous solution, making the medium porous, and solidifying the medium, so that the medium can be easily manufactured at low cost and in large quantities.
- the medium is a fixing medium having a plurality of particulate media attached to the medium.
- the diameter of the particulate medium is preferably a small diameter sufficiently smaller than the length, width or thickness of the medium. If the diameter is smaller than the diameter of the porous holes, the particulate medium will adhere to each hole.
- the particulate medium will be randomly and randomly attached to the medium or its surface.
- the diameter of the pore is, for example, several micrometers or less in the case of a continuous medium having a diameter of 100 meters.
- the materials of the medium and the particulate medium adhered thereto may be the same or different. Even in the case where the particles are different from each other, when the particles are a polyamide polymer and the porous reagent can be formed by a common reagent, the particulate medium itself is also porous as in the same case. It is possible to do.
- the surface area of the porous medium is further expanded by attaching a plurality of particulate media to the porous medium. Further, when the particulate medium is porous, the expansion of the surface area is further increased. In addition, since it can be produced by suspending a particulate medium in a solution, it can be produced easily and inexpensively.
- the particulate medium is the same material or different from the medium to be treated, if it is a polyamide polymer, the particulate medium will also be made porous, and If the particulate medium is previously made porous, its surface area can be further increased.
- a third invention is a fixing medium in which one or more kinds of biological substances are fixed to the medium.
- the biological material may have a known or unknown chemical structure.
- the chemical structure of the target biological substance can be specified, or the chemical structure of the biological substance fixed to the medium can be determined. It becomes possible to specify.
- the position of the biological material immobilized on the medium is determined in advance, the position of the target biological material or the biological material on the medium is specified by specifying the position of the labeled target biological material on the medium.
- the chemical structure includes those represented by a chemical formula, a base sequence or an amino acid sequence.
- one or more biological substances are fixed to a medium in advance, and the presence or absence of binding to the labeled target biological substance is measured.
- the chemical structure of the biological substance or the target biological substance fixed on the medium can be specified.
- the fourth invention comprises a reaction step of dissolving a medium having a polyamide-based high molecular force to a semi-liquid state and hydrolyzing a peptide bond; a step of making the medium porous; And a solidifying step of solidifying the solidified medium.
- the medium is dissolved to a semi-liquid state by bringing the medium into contact with a predetermined solvent, and an acid is used to hydrolyze peptide bonds. It is performed by contact with an aqueous solution.
- the step of making porous is performed by bringing the medium into contact with a predetermined organic solvent, and the step of solidifying is performed by bringing the medium that has been made porous into contact with a solidifying agent.
- the predetermined solvent used for “dissolution of the medium” includes nylons such as 3-nylon, 6-nylon, 6,6-nylon, 6,10-nylon, 7-nylon and 12-nylon.
- nylons such as 3-nylon, 6-nylon, 6,6-nylon, 6,10-nylon, 7-nylon and 12-nylon.
- an aqueous solution of hydrochloric acid or formic acid is preferable, but an aqueous solution of sulfuric acid or nitric acid, which is not limited thereto, may be used.
- concentrated sulfuric acid is used for PPTA, and methanesulfonic acid and polyphosphoric acid are used for heterocyclic-containing aromatic polymers.
- Formic acid has a dissolution rate of at least 3-nylon, 6-nylon, 6,6-nylon, 6,10-nylon, 7-nylon, and 12-nylon among the above-mentioned polyamide polymers. large.
- concentration of the reagent used is determined according to the size of the medium to be dissolved.
- an acidic aqueous solution for example, a strong acid such as hydrochloric acid, sulfuric acid, or nitric acid is preferable.
- the "predetermined organic solvent” is an organic solvent that is mutually soluble in both a solidifying agent for solidification and a solute.
- a hydrophilic solvent or a polar solvent such as a saturated monohydric alcohol such as ethanol, isopropanol, or methanol is suitable.
- an appropriate replacement rate can be selected.
- the organic solvent is brought into contact with a medium whose surface is hydrolyzed, and the oligomer which has been hydrolyzed and cut off is extracted from the surface of the medium using a concentration gradient, and the hydrophilic solvent is used instead. When introduced into the surface, the surface is made porous by exchange.
- the "semi-liquid state” is an intermediate state between a solid and a liquid during dissolution in which a solid changes from a solid to a liquid, and is also referred to as a semi-flexible state.
- Hydrolysis of peptide bond refers to a reaction in which a predetermined structure-scale 1-1-bonded by a peptide bond constituting a polyamide polymer is reacted with an acid in HO. , —R— COOH and R'—NH.
- Examples of the "solidifying agent" that can be used in this treatment include distilled water, acetate, and hexane.
- a pH adjusting step of adjusting the pH of the solution, or an oligomer such as an oligosome generated by cleavage of a peptide bond generated during the treatment can facilitate the subsequent work of immobilizing the biological substance on the medium.
- the "regulatory of P H" for example by contacting with a neutralizing agent, or remove acid, by obtaining mosquito ⁇ a buffer to the weakly alkaline, to facilitate fixing of the genetic material Can be done.
- the dissolution and hydrolysis of the medium may be performed on the surface of the medium, or may be performed on the entire medium.
- a nonporous core exists in the medium. The presence of this core can provide rigidity to the medium.
- a fifth invention is a medium treatment method in which the reaction step is mainly performed by dissolving the medium in a semi-liquid state and then hydrolyzing the medium.
- the hydrolysis is performed after dissolving the medium to the semi-liquid state, so that the hydrolysis reaction with the medium in the semi-liquid state can be promoted.
- the hydrolysis can be carried out after the quick dissolution, so that the treatment can be performed efficiently and quickly.
- a sixth invention is a medium processing method, wherein the reaction step has a step of suspending a large number of particulate media in a solution.
- the surface of the medium to be treated is in a semi-liquid state, so that the particulate medium can be easily attached to the medium.
- the material of the particulate medium may be the same as or different from the medium to be treated. If the same reagent can be hydrolyzed or made porous, it will easily adhere to the medium to be treated.
- the particulate medium is made porous.
- a seventh invention is a medium treatment method in which the reaction step is performed by bringing an aqueous solution of hydrochloric acid and Z or formic acid into contact with the medium when the polyamide polymer is nylon.
- the polyamide-based polymer is the above-mentioned nylons
- dissolution and hydrolysis can be efficiently and easily performed by using hydrochloric acid or formic acid.
- the eighth invention provides a traveling mechanism for traveling a continuous medium along a predetermined traveling path along a longitudinal direction, and a liquid provided along the traveling path and to be brought into sequential contact with the continuous medium.
- a continuous medium processing apparatus having a liquid discharge prevention unit provided in the container for preventing liquid discharge.
- the "continuous medium” is a long medium that can be processed continuously and is suitable, for example, a one-dimensional medium such as a string, a thread, or a tape.
- a one-dimensional medium such as a string, a thread, or a tape.
- the one-dimensional means that it is possible or possible to specify the position on the medium only by the position coordinates (distance from the predetermined origin force) along the longitudinal direction.
- a medium that is convenient.
- the size and length are not particularly limited, but are, for example, several meters or more and can be wound on a bobbin or the like, for example, several hundred meters.
- the width or thickness perpendicular to the longitudinal direction is not less than several meters and not more than several centimeters.
- the continuous medium examples include synthetic fibers such as nylon yarns, natural fibers such as silk yarns, organic substances including polymer synthetic resins such as cellulose, rubber, and plastics, metals, semiconductors, semi-metals, and the like. Some are made of inorganic materials such as amorphous metals and glass fibers.
- the continuous medium When the continuous medium is run, the continuous medium is held while being applied with tension, so that the continuous medium is prevented from loosening during running and is to be brought into contact with the liquid. Contact with other members other than the above can be prevented.
- "Running" is preferably performed at a constant speed. The speed is determined according to the processing content and the size of the container. For example, in the case of performing a porous treatment on a continuous medium, when the reagent amount is several tens of milliliters and the power is several thousand milliliters, and the width of the container is several tens millimeters to several hundred millimeters, for example, several millimeters are used. Z seconds.
- the "liquid to be brought into contact with the continuous medium” is, for example, a reagent liquid used for processing the continuous medium in order to fix a substance such as a biological substance to the continuous medium. And a liquid containing a substance such as a biological substance to be immobilized on the continuous medium, or a reagent liquid used for processing the continuous medium on which the substance is immobilized.
- the content of the "treatment of the continuous medium” is to form micropores and irregularities on the continuous medium or on the surface thereof.
- the liquid used for this purpose include an aqueous solution of hydrochloric acid or formic acid, and a solution of a chemical agent such as an organic solvent such as ethanol, isopropanol, and methanol. Solutions containing detergents and neutralizing agents to remove these chemical solutions from the treated continuous medium may also be used. Drying is preferably carried out after washing the surface-treated continuous medium.
- the "substance to be immobilized” includes, for the continuous medium, biological substances such as DNA, RNA, oligonucleotides, nucleotides, proteins, antigens, antibodies, sugar chains, cells, and the like.
- Substances for immobilizing for example, carboxyl group -COOH, amino group -NH or
- a carboxyl group (-COOH) present on the surface of the continuous medium or a derivative thereof and a nucleic acid are used.
- the compound activates a carboxyl group or a derivative thereof when reacting with an amino group.
- an active reagent include a reagent such as EDAC (1-ethyl-3- (3-dimethylaminopropynole) -canolebodiimide (1-ethyl 3- (3-dimethylaminopropyl) carbodiimide)), rubodiimides, hydroxyimides, etc.
- water-soluble dehydrating condensing agents such as chlorides.
- the "container” contains a liquid containing the drug or the like, and the container is formed in, for example, a bottle shape, a flask shape, a beaker shape, a tubular shape, a flow path shape, a tank shape or a tank shape. .
- the opening except for the gap is closed with a lid corresponding to the cover.
- a conduit or the like for supplying or discharging the liquid to the container through the lid can be provided.
- the capacity of the container is, for example, several liters and several tens of liters.
- (1) contains a liquid containing a surface treatment agent, and (1) removes impurities such as the agent and oligomer. It contains a neutralizing agent that neutralizes the acidity in order to adjust it to the state necessary for fixing the washing liquid or biological material, or contains a solidifying agent that solidifies the treated continuous medium. is there.
- the "travel path” is a path along which the continuous medium travels along its longitudinal direction. Usually, it is a straight path.
- the "void" is provided on the wall of the container along the traveling path so that the continuous medium can travel through the container.
- the size or shape of the gap is not for the purpose of preventing liquid discharge by the size or shape of the cross section of the continuous medium passing through the gap, the position of the gap, or the force of the gap. , So that the continuous medium does not come into contact during traveling.
- the number of voids is usually two for one container, but the void has a width slightly larger than the continuous medium, and is connected to two holes provided in the wall of the container at both ends. It can be said that there is only one in the case of having a slit-shaped opening.
- the reason why the continuous medium is not contacted is to prevent the continuous medium from being cut by the contact during the surface treatment because the surface of the continuous medium is soft.
- the shape of the void portion may be a closed hole such as a circle, a slit-shaped opening opened above the container, or the above-described shape in which two holes on the traveling route are connected by a slit-shaped opening. In the case of a shape connected by a slit or slit-like opening that opens upward, Easy loading of continuous media into
- the diameter of the continuous medium is, for example, 10 m and several mm, and the diameter, thickness, or width of the gap in this case is, for example, about several mm to several cm.
- the “liquid discharge prevention unit for preventing the discharge of the liquid having the void force” includes, as described later, an opening portion excluding a void portion of the container, for example, a case where an opening is provided on the upper side of the container.
- This is a cover that covers the opening, a pressure means such as a pump for creating a negative pressure in each container, or a container that collects leaked liquid and returns the liquid to the container.
- a pump mechanism In this case, the magnitude of the negative pressure mainly depends on the amount of the liquid contained in the container, the size of the void, the height position, the specific gravity of the liquid to be contained, Determined based on the magnitude of the pressure of the liquid.
- the running mechanism for running the continuous medium is, for example, performed by feeding the continuous medium over a reel and a take-up reel or a roller, and rotating the reel and the roller together.
- a tension control roller may be provided at a predetermined position along the traveling path to adjust the tension in the longitudinal direction of the continuous medium.
- the continuous medium is caused to travel along the traveling route only, to pass through the liquid in the liquid processing unit in the middle in the order in which the continuous media are arranged, and to be manually operated.
- a continuous medium can be automatically brought into contact with a liquid in order to perform the treatment automatically.
- the liquid necessary for the treatment of the continuous medium is stored in each container in advance, and the continuous medium is transported along the traveling route to transport the continuous medium to the position of the required liquid.
- the process of bringing the liquid into contact with the liquid, and the process of removing the hydraulic medium from the processed continuous medium and transporting it again are performed in parallel without separation, so the processing is performed in parallel.
- the continuous medium does not come into contact with a container other than the liquid or a device such as a space during the contact treatment with the liquid, so that the medium softened during the treatment is cut, damaged, and contaminated.
- Reliable and continuous media handling equipment that can reliably prevent There is the advantage that an arrangement and a method can be provided.
- the continuous medium When the continuous medium is supplied or at the end of the process, the force of winding the core, reel or roller. In this case, if the continuous medium is in a dry state, the final stage Cutting or damage of the medium at the time is avoided.
- the processing can be continuously performed for a long time, so that the continuous medium can be processed inexpensively and in large quantities.
- a ninth invention is the continuous medium processing apparatus, wherein the liquid discharge prevention unit has a cover that covers an opening of the container excluding the void.
- the cover that covers the main opening of the container shuts off the atmospheric pressure without providing a pressure adjusting mechanism, thereby generating a negative pressure. , And can be easily realized without consuming energy.
- a tenth invention is a continuous medium processing apparatus, wherein the liquid discharge prevention unit has a pressure means for reducing the pressure inside each of the containers.
- the discharge of the liquid can be more reliably prevented even in a relatively large gap.
- the liquid discharge prevention unit includes a container provided outside the container so as to receive the liquid discharged from the container, and a liquid collected inside the container outside the container.
- a continuous media processing apparatus having a pump mechanism for returning to the original state. In this case, even if the liquid leaks from the void portion is large, it is possible to effectively prevent the liquid from being discharged from the container.
- the eleventh aspect by performing the process of returning the liquid accumulated in the container that receives the liquid discharged from the container to the container, even in a relatively large void portion, the liquid can be more reliably discharged. Discharge can be prevented.
- the length in the container or the length between the voids provided in the container, and the Z or the traveling speed along the traveling route are determined according to the content of the processing. Is a continuous media processing device.
- the traveling speed is constant, the contact time between the continuous medium and the liquid is longer if the length in the container or the length between the gaps along the traveling route is longer. Become. That is, The length or running speed corresponds to the amount of liquid required per unit length of the continuous medium. Therefore, the length increases as the amount of liquid required per unit length increases. The running speed decreases with an increase in the amount of liquid required per unit length of the continuous medium. It is preferable that the traveling speed is variable according to the processing content.
- Details of treatment '' includes the purpose of treatment, the treatment process, the material of the continuous medium to be treated, the type, concentration, amount, temperature, etc. of the solution or reagent used for the treatment to be contained in each container.
- the length of the container along the travel route or the length between the gaps and the Z or the traveling speed are determined according to the content of the processing including the type of liquid contained in each container. I am trying to. Therefore, since the continuous medium can be run at a constant speed without changing the speed of the continuous medium in each container, it is possible to efficiently and reliably process the continuous medium with simple control. There is.
- a thirteenth invention is a continuous medium processing apparatus in which each of the containers is provided with a liquid maintenance processing section for performing a maintenance process on the quality and Z or quantity of the liquid contained in the containers.
- the ⁇ maintenance treatment for quality and Z or quantity '' is to homogenize the liquid, maintain the liquid so that it does not deteriorate, stabilize the liquid volume, and optimize the temperature and pressure of the liquid.
- Preparing the solution means performing a process for maintaining the quality and quantity of the solution, such as removing contaminants from the solution.
- homogenization refers to, for example, removing or minimizing a spatial difference in a liquid with respect to the concentration of the liquid and the temperature of the liquid, and keeping the same spatially constant. Say. Thereby, it is possible to prevent unevenness and fluctuation of the reaction with the liquid on the continuous medium surface, and to perform a uniform and high-quality surface treatment and a treatment such as fixing of a predetermined substance.
- the “constant amount” is performed, for example, by measuring the mass or volume of the liquid and, when these decrease, adding the liquid.
- the “liquid maintaining section” has an inlet and an outlet in the container, and circulates the liquid in the container using a pipe passing outside the container. Including parts.
- the "circulation unit” may be, for example, an inlet below each container, an outlet above, or By circulating with an outlet on the lower side and an inlet on the upper side, it is possible to eliminate the difference in concentration between upper and lower sides and the temperature difference in the liquid, and to homogenize the liquid such as solution, mixed liquid, suspension, etc. can do.
- a circulation pump for example, is provided in the pipeline to circulate the gas.
- the pipe is connected to a tank provided outside the container for storing the liquid, and a pump capable of changing the flow rate is provided upstream and downstream of the tank.
- the liquid in the container can be controlled to be circulated through an external pipe so that the liquid is stored.
- the liquid maintenance processing unit there is a stirring unit for stirring the liquid in the container.
- a stirring unit for stirring the liquid in the container.
- a permanent magnet as a stirrer covered with a resin is rotatably provided in each of the containers, and the stirrer is rotated outside each of the containers. It is preferable to provide a stirrer using a driving magnet (permanent magnet or electromagnet).
- a driving magnet permanent magnet or electromagnet
- each container is treated with the liquid so as to maintain the quality and the Z or the amount of the liquid contained in the container, thereby obtaining a homogeneous and reliable liquid.
- a continuous medium can be provided.
- a fourteenth invention is a continuous medium processing apparatus provided with a liquid change processing unit for performing a change process on the quality and Z or quantity of the liquid for the container.
- the “change processing of the quality and Z or quantity of the liquid” means to change the quality and Z or quantity of the liquid.
- Replace with a liquid, or change the concentration of the liquid add a specific substance to the liquid, increase or decrease the volume of the liquid, or reduce the amount of the liquid by external influences (temperature, pressure, electromagnetic waves, magnetic force, etc.).
- Such a liquid change processing unit is, for example, a supply / discharge unit that supplies and discharges a liquid or substance to be accommodated in the container, or replaces with a new liquid or substance.
- the supply / discharge unit may be, for example, a pipeline connected to the container, a supply tank connected to the pipeline and containing a liquid or substance to be supplied to the container, or a liquid discharged from the container. , And a discharge tank containing the water, and a pump for supply or discharge.
- the container may be provided with a heating unit for heating the liquid contained in the container, and a cooling unit for cooling Z or cooling.
- the “heating unit” is, for example, an electric heater
- the “cooling unit” is, for example, a unit having a fin provided on the outer wall of the container and a fan for sending air to the fin, or It is a passage provided on the outer wall of the container and a refrigeration mechanism in which a refrigerant passes through the passage.
- the “heating unit” and the “cooling unit” may be provided so as to be switchable by using a Peltier element and controlling the direction of the current.
- the heating section and the cooling section can be used as a solution maintaining section or a solution changing section.
- the container can be used efficiently and various processes can be performed.
- the liquid necessary for the processing can be supplied or replaced with a new liquid, and the container can be used efficiently.
- various processes for example, a continuous medium can be provided with a different gradient property depending on the distance.
- the gap provided in the wall of the container is positioned on the travel route so that the continuous medium can travel through the gap.
- This is a continuous medium processing apparatus having position fine adjustment means for finely adjusting the lower position or the horizontal position.
- the periphery of the gap is formed of a translucent member.
- the cavity may be provided at the tip of a protruding portion protruding from the side surface of the container, and the protruding portion may be formed of a translucent member.
- each of the containers it is possible to finely adjust to a vertical position or a horizontal position. This ensures that the traveling path force passes through the gaps in each of the containers, prevents contact of the continuous media with the gaps, and prevents damage and cutting of the continuous media and stabilizes them. There is an advantage that processing can be realized.
- the container has a pressure sensor for measuring the pressure in the container and Z or a temperature sensor for measuring the temperature in the container, and the pressure sensor and Z or A continuous medium processing device having a control unit that controls the liquid maintenance processing unit, the liquid change processing unit, the pressure unit, the heating unit, the cooling unit, or the traveling mechanism based on the result of the temperature sensor.
- the reaction proceeds more than when the temperature is at the reference value.
- the heating unit is simply controlled to return the temperature to the reference value.
- the pressure sensor controls the pressure means so that the pressure is always constant.
- the pressure is finely adjusted in accordance with the decrease in the liquid amount according to the processing time, and the pressure is finely adjusted to such an extent as to prevent the liquid from leaking from each of the gaps. Also good.
- a medium supply unit that supplies the continuous medium to the traveling route.
- the supply of the continuous medium is performed, for example, by running the continuous medium taken out from a payout reel on which 10 km of the continuous medium is wound along the traveling path. If you want the continuous medium to travel on the travel path first, Attach a long needle to the end of the continuous medium, pass through the gap of each container, remove the long needle, attach the end of the continuous medium to the take-up reel of the traveling mechanism, and adjust to the running. Then, the feeding reel force is fed, passes through each of the containers, and is finally wound up on the winding reel, whereby the processing is continuously performed.
- a medium supply unit for supplying the continuous medium on the traveling route it is possible to perform the processing continuously and consistently from the start of the processing by the continuous medium supply to the end of the processing. There are advantages.
- the processing can always proceed at an optimum temperature, or the liquid that decreases in each container due to the continuous processing of the medium.
- the pressure can be changed in accordance with the amount, and the discharge of the liquid of the gap force can be monitored so as to be prevented with the minimum pressure difference.
- a seventeenth invention is a continuous medium processing device provided with a drying unit for drying the continuous medium on the traveling path.
- Drying is performed, for example, by exposing the continuous medium to hot air or irradiating infrared rays or far infrared rays. After drying the treated continuous media through the container, the continuous media is wound on a reel.
- the continuous medium after the continuous medium has passed through the container and has been subjected to some processing, the continuous medium is dried, thereby returning the softened medium to its original state and cutting or damaging the medium. This has the advantage of preventing the reaction and stopping the progress of the reaction due to the remaining reagent solution.
- the eighteenth invention is directed to a continuous medium provided with an activating unit for irradiating the continuous medium with electromagnetic waves containing light such as ultraviolet rays on the traveling path to activate the continuous medium surface.
- This is a medium processing device.
- activation refers to activating a predetermined function of a substance.
- an electron or molecule absorbs energy such as light and excites it to a high energy, thereby causing a chemical reaction.
- a reaction-prone state, or in a reaction by an enzyme or a catalyst a reactant molecule binds to the surface of the enzyme or the catalyst, thereby significantly affecting the electronic state of the molecule and causing a reaction state, or In some cases, the effect may be significantly increased by changing the surface state by a catalyst or by adding other trace substances.
- the light This shows a case in which irradiation is activated.
- the activation may be performed using a reagent.
- a carboxyl group or a derivative thereof present on the surface of the continuous medium is reacted with an amino group of a nucleic acid, a carboxyl group or a derivative thereof is activated.
- Carbodiimides such as EDAC (1-ethyl-3- (3-dimethylaminopropyl) -carbodiimide (1-ethyl-3- (3-dimethylaminopropyl) carbodiimide)), hydroxyimides, etc.
- Activating is possible using a water-soluble dehydrating condensing agent such as Shiridani. In this way, the continuous medium is allowed to stay in the solution EDAC for 5 minutes to activate the carboxyl group or its derivatizing group.
- water or a buffer for example, sodium bicarbonate buffer (PH8.4)
- PH8.4 sodium bicarbonate buffer
- a PBS buffer containing 1% casein is added to block the remaining activated carboxyl groups.
- the surface of the continuous medium is activated by irradiating an electromagnetic wave containing light such as ultraviolet light to promote the bonding between the surface and DNA, RNA, protein, or the like.
- an electromagnetic wave containing light such as ultraviolet light
- a liquid to be brought into contact with the continuous medium is supplied to one or more containers provided along a traveling path through which the continuous medium can travel along the longitudinal direction.
- a liquid supply step a discharge prevention step for preventing discharge of liquid having a gap force provided on a wall of each of the containers along the traveling path, and the continuous medium passing through the gap and the container.
- a twentieth invention is a continuous medium processing method in which the liquid discharge preventing step is performed by covering an opening of the container except for the void.
- a twenty-first invention is a continuous medium processing method in which the liquid discharge prevention step prevents liquid discharge by applying a negative pressure to each of the containers. According to the twenty-first aspect, the same effects as the effects described in the tenth aspect are obtained.
- the liquid discharge prevention step is provided outside the container, and the liquid stored in the container accommodating the container is returned to the container to prevent liquid discharge.
- FIG. 1 is a block diagram showing an outline of a continuous medium processing apparatus according to an embodiment of the present invention.
- FIG. 2 is an enlarged view showing a continuous medium before processing according to an embodiment of the present invention, wherein (a) is a surface view and (b) is a cross-sectional view perpendicular to the longitudinal direction of the continuous medium.
- FIG. 3 is an enlarged view showing a fixing medium after processing according to the embodiment of the present invention, in which (a) is a surface view, and (b) is a cross-sectional view perpendicular to a longitudinal direction of a continuous medium.
- FIG. 4 is an enlarged view showing a fixing medium after processing according to an embodiment of the present invention, wherein (a) is a surface view and (b) is a cross-sectional view of the continuous medium perpendicular to the longitudinal direction.
- FIG. 5 is a side sectional view of a liquid processing unit of the continuous medium processing apparatus according to the embodiment of the present invention.
- FIG. 6 is a front sectional view of a liquid processing unit of the continuous medium processing apparatus according to the embodiment of the present invention.
- FIG. 7 is a perspective view of a liquid processing unit of the continuous medium processing device according to the embodiment of the present invention.
- FIG. 8 is an enlarged view showing a fixing medium according to an example of the present invention.
- a fixing medium and a medium processing method suitable for fixing a biological material are provided, and a liquid container is arranged along a traveling path along which a continuous medium travels, and each container is arranged.
- Various liquids used for the processing of the continuous medium are accommodated along the traveling path in the processing order, and the continuous medium is located at the position where the traveling path intersects the wall of the container.
- FIG. 1 is a block diagram showing an outline of a continuous medium processing apparatus 10 according to the present invention.
- the continuous medium processing apparatus 10 processes the continuous medium 14 while running the continuous medium 14 in the direction of an arrow, for example, in this example, processing for forming a porous layer on the surface of the continuous medium. Is what you do.
- a 6-nylon yarn Multica, trade name 0.5 / C-TM12
- the 6-nylon thread has a diameter of 116 m.
- the continuous medium processing apparatus 10 used includes a bobbin 1 on which the continuous medium 14 before processing is wound, and a plurality of rollers for moving the continuous medium 14 along a traveling path. 2, a tension control roller 3 for controlling the tension of the continuous medium 14, four liquid processing sections 4, 11, 12, 13 provided with containers for storing various reagents, and an infrared lamp And a bobbin 6 that is rotated by a motor (not shown) to wind up the processed continuous medium 14 and drive the continuous medium 14.
- the bobbin 6 drives the continuous medium 14 so that the running speed can be varied within a range of several hundred mZ or several cmZ seconds depending on the processing content, for example, the running speed, depending on the size of the container. It is possible.
- the liquid processing section 4 has a container for storing a mixed solution of 5N hydrochloric acid and ethanol, and the liquid processing section 11 has a container for storing 45% ethanol.
- the liquid processing unit 13 has a container for storing distilled water, and a container for storing 0.5 M Tris-HCl.
- the width of each container is set according to the contact time (processing time) with each reagent.
- the width of each block representing the liquid processing sections 4, 11, 12, and 13 in FIG. 1 is shown to be approximately proportional to the contact time.
- the container lengths Ll, L2, L3, and L4 are, for example, 10 mm, 400 mm, 400 mm, and 200 mm, respectively, and the traveling speed is set to several mmZ seconds according to the processing content.
- the continuous medium 14 thus treated is shown in FIG. FIG. 4 shows the porous layer using a dye to clearly show it.
- the liquid processing units 11, 12, and 13 (the liquid processing unit 4 has a volume Is omitted except for the container width), which will be described in detail below with reference to FIGS.
- FIG. 5 is a cross-sectional view of the continuous medium processing apparatus 10 according to the present invention, cut along the running direction of the continuous medium 14 in the form of a thread.
- the continuous medium processing apparatus 10 shows a plurality (three in this example) of the liquid processing units 11, 12, and 13 arranged in series along the running direction of the continuous medium 14. I have.
- the continuous medium 14 to be treated is provided so as to be able to travel at a predetermined constant speed along a predetermined traveling path so as to penetrate the liquid processing sections 11, 12, and 13. .
- FIG. 5 assuming that the continuous medium 14 is also driven to the right with a left force, the three types of reagent solutions 15, 16, and 17 necessary for processing the continuous medium 14 are continuously applied. They are accommodated in the order of acting on the medium 14, that is, in the rectangular cylindrical containers 18, 19, 20 provided in the respective liquid processing units 11, 12, 13 from the left to the right in the figure.
- each of the containers 18, 19, 20 has two holes 21, 22, 23, 24, 25, 26 as the voids. Is provided.
- the holes 21 to 26 have a size sufficiently larger than the diameter of the continuous medium 14 so that the holes 21 to 26 do not come into contact with the continuous medium 14 when the continuous medium 14 runs. This ensures that the continuous media 14, which may soften during processing, is not damaged or cut by contacting the holes 21-26.
- the size of the continuous medium 14 has a force of 10 / zm several mm, and the size of the holes 21 to 26 is about several mm formed larger than this diameter.
- grooves 21a to 21 for attaching stoppers 66 for preventing the liquid from being discharged from holes 21 to 26 when not in use. 26a is installed.
- the holes 21 to 26 and the grooves 21a to 26a are provided with light-transmissive protrusions 27, 28, 29 projecting from the walls of the containers 18, 19, 20 in the running direction of the continuous medium 14. , 30, 31, 32.
- the projections 27 to 32 are preferably detachably attached to the containers 18, 19, and 20 via O-rings 33 to prevent liquid leakage.
- the user can see through the continuous medium 14 in the reagent liquids 15, 16, and 17 through the translucent protrusions 27 to 32, and can see through the running path of the continuous medium 14. The deviation and the degree of slack can be easily checked.
- Each of these containers 18, 19, 20 is movably provided on a base 34 and a rail 35 provided on the base 34.
- Reference numeral 36 denotes a stirrer in which a magnet is coated with resin and is provided in the containers 18, 19, and 20, and reference numeral 37 denotes a stirrer, which is separately provided outside the containers 18, 19, and 20.
- the magnet 37a By rotating the magnet 37a by a motor, the agitator 36 provided in the containers 18, 19, 20 is rotated by magnetic force.
- Reference numerals 38, 39, and 40 are lids corresponding to the covering portions that cover the opening portions of the containers 18, 19, and 20 except for the hole portions 21 to 26, and the lids are provided with an annular packing 41 therebetween.
- the flanges 18a, 19a, and 20a provided around the opening are screwed with bolts 47 and nuts 48, and fitted into the opening.
- each of the lids 38, 39, 40 is provided with four pipes 42, 43, 44, 45 through the pipe connector 46, respectively.
- Reference numeral 49 denotes a drain pan, which is a part for storing the liquid leaked from the containers 18, 19, and 20, and corresponds to the container.
- fine adjustment guides 50, 51, and 52 for finely adjusting the vertical position of each of the containers 18, 19, and 20 are provided so as to be supported by the rail 35.
- FIG. 6 is a cross-sectional view of the liquid processing unit 11 cut so that the running direction of the continuous medium 14 is in the front-rear direction in the drawing.
- the same components as those in FIG. 5 are denoted by the same reference numerals. Is displayed and the explanation is omitted.
- the fine adjustment guide 50 includes a peripheral portion 50a placed on the rail 35, and a fitting portion 50b provided so as to be fitted with a groove 53 provided on the bottom of the container 18.
- a plurality of (four in this example) bolts 54, 55 are screwed into the peripheral portion 50a as a position fine adjustment means for finely adjusting the position in the vertical direction so as to penetrate from below.
- the tips of the containers 54 and 55 support the bottom of the container 18 and the like.
- the position of each of the bolts 54 and 55 is independently adjusted in the vertical direction, whereby the fitting state between the groove 53 and the fitting portion 50b is changed, and the vertical position of the container 18 or By changing the inclination, the positions of the holes 21, 22 and the like can be finely adjusted.
- the fitting portion 50b is provided in a hollow space, and a stirrer 37 is provided therein.
- the fitting portion 50b is provided so as to oppose the stirrer 36 in the container 18 in the magnetic force at the upper end of the stirrer 37. Be ing.
- the upper outer surface of the fitting portion 50b can be fitted into a groove 53 provided at the bottom of the container 18, and the lower outer surface thereof is fitted in a gap between the rails 35.
- a drain pipe 56 is provided in the drain pan 49 of the liquid processing section 11, and the liquid accumulated in the drain pan 49 can be discharged.
- One end of the conduit 42 penetrates through the lid 38 and reaches the lower part in the container 18, and the other end of the conduit 42 is connected to a circulation pump 57.
- one end of the pipe 43 reaches the upper part in the container 18, and the other end of the pipe 43 is connected to the circulation pump 57.
- the pipe 42, the circulation pump 57, and the pipe 43 correspond to a circulating unit that vertically circulates the liquid contained in the container 18.
- the circulation unit is used as a supply unit for supplying a liquid to the container 18 by detaching one end of the pipe 43 from the container 18 and connecting it to a tank (not shown) containing the liquid. You can also. Also, by connecting to a drainage tank (not shown), it can be used as a discharge unit for removing liquid from the container 18.
- the pipe 44 has one end provided at an upper portion in the container 18 and the other end reaching a lower portion of the trap container 59.
- a pressure gauge 58 is provided in the middle of the pipe 44 to measure the pressure of the gas in the container 18, and there is no liquid leakage from the container 18 through the holes 21 and 22. So that the negative pressure is reduced.
- the trap container 59 is connected to a vacuum pump 61 through a conduit 60.
- the pipe 62 is for discharging air.
- the line 44, the pressure gauge 58, the trap container 63, the line 60, the vacuum pump 61, and the line 62 constitute the pressure means.
- One end of the conduit 45 is provided in the middle of the vessel 18, and the other end is connected to a replenishing tank 70, and the vessel is operated in accordance with the pressure applied to the vessel 18 by the pressure means.
- the liquid volume in 18 is adjusted.
- the container 18 is provided with a temperature sensor 64 for detecting the temperature of the solution contained in the container 18 and a heater 65 for heating the solution.
- FIG. 7 is a perspective view showing the appearance of the liquid processing section 11.
- reference numeral 66 denotes a stopper for closing the grooves 21a and 22a such as the holes 21 and 22 in the non-use state to prevent the evaporation and leakage of the liquid.
- a 6-nylon thread is used as the continuous medium 14, and a process for forming a porous material on the surface of the 6-nylon thread for attaching and fixing biological substances such as DNA, proteins, antigens, and antibodies. Is specifically described.
- a container (not shown) corresponding to the liquid processing section 4 shown in FIG. 1 contains, for example, 5N hydrochloric acid and 99.5% ethanol for hydrolysis and dissolution
- the container 18 of the liquid treatment section 11 contains a 45% ethanol solution for porosity coating the surface of the continuous medium
- the container 19 of the liquid treatment section 12 contains 0.5 mol of Tris as a neutralizing agent.
- -Container 20 of HCL and liquid processing unit 13 contains distilled water for solidification and washing.
- the containers (not shown) of the respective liquid processing units 4, 11, 12 and 13, the holes (not shown) provided in the containers 18, 19 and 20, and the holes 21 and 22-, 23-, 24-, 25-, and 26-nylon, which is the continuous medium 14 to be treated, is tensioned by the tension-controlling roller 3 so as to run while penetrating through the 22, 23, 24, 25, 26. I do.
- the 6-nylon thread is wound on the pay-out reel of bobbin 1 and its tip is attached to the take-up reel of bobbin 6.
- the bobbin 6 is rotatably provided to allow the 6-nylon thread to travel, and is rotationally driven by a motor (not shown) so that the traveling speed of the 6-nylon thread becomes the constant speed.
- the 6-nylon thread was used for each hole (not shown). If the 6-nylon thread travels along the holes 21, 22, 23, 24, 25, 26 and the traveling route of the 6-nylon thread also deviates from the linear force, the liquid processing sections 4, 11, 12, By adjusting the screwing positions of the bolts 54, 55 and the like provided on the 13, the traveling path is made straight.
- each of the liquid processing units 4, 11, 12, and 13 in order to avoid a spatial variation in the concentration of each of the stored liquids and to keep the concentration uniform, the pipes passing through the outside of each of the containers 18 are provided. 42, using the circulation pump 57 provided outside and the pipe 43 passing outside, the liquid is circulated up and down through the outside path of each container 18. This eliminates variations in the upper and lower concentrations of the liquid contained in each container 18. Further, the stirrer 36 provided at the bottom in each of the containers 18 is rotated by driving a stirrer 37 provided outside thereof to stir the liquid, thereby eliminating unevenness in concentration in the horizontal direction. . Further, the temperature is detected by the temperature sensor 64, and based on the detected temperature, the current flowing through the heater 65 is varied to change the reagent of each of the liquid processing sections 4, 11, 12, and 13. To maintain the temperature at the optimum.
- the 6-nylon yarn passes through the predetermined width L1 of the liquid processing section 4 at the running speed V, that is, during the LlZv time, the reagent containing hydrochloric acid comes into contact with the 6-nylon yarn. Then, the surface of the 6-nylon yarn is hydrolyzed and dissolved to be semi-liquid (or semi-softened). This corresponds to a reaction step.
- the 6-nylon thread escapes from the liquid processing unit 4, enters the next liquid processing unit 11, and passes through the predetermined width L2 of the liquid processing unit 11, that is, ethanol during the L2Zv time. It comes into contact with the solution, thereby forming a porosity on the semi-liquid laid surface of the nylon 6 yarn. This corresponds to the porous siding step.
- the 6-nylon thread then enters the liquid processing unit 13, and while passing through the predetermined width L4 of the liquid processing unit 13, the semi-flexible surface is solidified and washed with distilled water. I do. This corresponds to the solidification process.
- infrared rays are radiated by an infrared lamp as the drying section 5 to be dried. This corresponds to a drying step.
- the distance for drying is, for example, 300 mm, and the drying time is 60 seconds.
- the length of the part of the 6-nylon yarn that is not completely treated is approximately (L1 + L2 + L3 + L4) from the front end and the rear end, and the length of the 6-nylon yarn is This length can be insignificant if the whole is made long enough.
- the widths Ll, L2, L3, L4 of the containers 18, 19, 20, etc. of the respective liquid processing sections 4, 11, 12, 13, etc., and the drying distance and running speed are determined by the time required for the processing as described above. It is set accordingly.
- the treatment can be performed using the same apparatus 10 as the above-described porous noodle treatment of 6-nylon yarn.
- the reagent contained in the container of the liquid processing section 4 is a mixture of 5N hydrochloric acid and ethanol and a suspension of a large number of 6-nylon fine particles. The diameter of these microparticles is sufficiently smaller than the diameter of 136 m of 6-nylon yarn.
- this suspension not only the surface portion of the 6-nylon yarn but also the microparticles are hydrolyzed and semi-liquid immersed. Therefore, in the reaction step, the surface portion of the continuous medium 14 is A large number of the microparticles can be easily attached.
- Subsequent treatment is the same as the above-described porous ligating treatment of 6-nylon yarn, whereby not only the 6-nylon yarn poring treatment but also the enlargement of the surface area due to the attachment of fine particles. Can be achieved. As a result, the reactivity and binding with the biological material can be further enhanced.
- Fig. 8 shows the 6-nylon yarn thus treated.
- the continuous medium includes biological materials having a known chemical structure at predetermined intervals and in a predetermined position or order along the longitudinal direction, such as oligonucleotides and proteins having a predetermined base sequence.
- biological substances as various detection substances are immobilized.
- a liquid dispenser or the like is used to aspirate the liquid in which various biological substances contained in each of the multiple wells are suspended, transfer the liquid onto the medium, and transfer the liquid onto the medium. Spotting is performed at a predetermined position to bond and fix the functional group of the medium and the biological substance.
- the continuous medium in which these biological materials are fixed is wound around a core such as a cylinder or a column around its axis and then provided with a suction-discharge function for sucking and discharging the liquid inside. It is housed in a pipette tip detachably attached to the nozzle of the pressure adjusting means of the injection machine.
- the liquid is accommodated in a container provided outside the dispenser, and the liquid contains a target biological substance labeled with the fluorescence or the like, for example, a DNA fragment having an unknown base sequence. Keep cloudy.
- the tip of the pipette tip is inserted into the container, the liquid is sucked by the pressure adjusting means, and various kinds of biological materials fixed to the continuous medium of the target biological material suspended in the liquid are sucked.
- the substance is brought into contact with the substance to enable binding with any of the biological substances by ligation or the like.
- the remaining liquid is discharged into the container.
- the pipette tip is inserted into another container containing the cleaning liquid, and the immobilized target biological substance is removed by suctioning and discharging the cleaning liquid.
- the continuous medium treated in this way is irradiated with fluorescence excitation light from the outside of the container while the liquid for measurement is sucked, and is generated in a light receiving unit provided outside. Receives the fluorescence thus obtained, specifies the known chemical structure from the emission position on the continuous medium, analyzes the structure of the target biological material from the chemical structure, and specifies the structure of the target biological material. Used as follows.
- the number of force vessels described in the case of using four containers as the liquid processing unit can be reduced or added according to the number of reagent solutions required for processing or the processing time.
- containers with a width of unit length are adjusted in number according to the processing time. It is also possible to clause.
- the present invention is not limited to the thread-like one, and the string-like or tape-like tape having a certain width is not limited thereto. It may be.
- the medium is not necessarily a continuous medium, and may be a granular medium or a plate-shaped medium. By transferring, it can be processed.
- the medium is not limited to nylon, but can be applied to other polyamide polymers.
- the surface treatment is not limited to the case of a porous material, and may be used for a process for fixing a predetermined substance to a continuous medium, for example, a functional group to a cellulose yarn, and the like.
- the present invention is used in various fields such as agriculture and fisheries, food, household goods, pharmacy, medical care such as sanitation and health, engineering, chemistry, textiles, machinery industry, and electricity.
- Genes the immune system, amino acids, proteins, sugar chains, and other biological materials.
- gene mutation analysis polymorphism analysis, mapping, nucleotide sequence analysis, expression analysis, etc.
- it is suitable but not limited to these cases.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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EP05727958A EP1731909A1 (en) | 2004-03-31 | 2005-03-30 | Immobilization vehicle, method of treating vehicle and continuous vehicle treating apparatus |
JP2006511756A JP4671957B2 (ja) | 2004-03-31 | 2005-03-30 | 固定用媒体、媒体処理方法、および連続的媒体処理装置 |
US11/547,546 US20080200575A1 (en) | 2004-03-31 | 2005-03-30 | Immobilization Vehicle, Method of Treating Vehicle and Continuous Vehicle Treating Apparatus |
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JP2004-107443 | 2004-03-31 | ||
JP2004107443 | 2004-03-31 |
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WO2005095966A1 true WO2005095966A1 (ja) | 2005-10-13 |
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PCT/JP2005/006143 WO2005095966A1 (ja) | 2004-03-31 | 2005-03-30 | 固定用媒体、媒体処理方法、および連続的媒体処理装置 |
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US (1) | US20080200575A1 (ja) |
EP (1) | EP1731909A1 (ja) |
JP (1) | JP4671957B2 (ja) |
WO (1) | WO2005095966A1 (ja) |
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JP2015028496A (ja) * | 2014-10-07 | 2015-02-12 | 三浦工業株式会社 | 濃度測定装置 |
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JP2015028496A (ja) * | 2014-10-07 | 2015-02-12 | 三浦工業株式会社 | 濃度測定装置 |
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EP1731909A1 (en) | 2006-12-13 |
JPWO2005095966A1 (ja) | 2008-07-31 |
US20080200575A1 (en) | 2008-08-21 |
JP4671957B2 (ja) | 2011-04-20 |
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