WO2005022142A1 - 生体分子検出素子及びそれを用いた核酸解析方法 - Google Patents
生体分子検出素子及びそれを用いた核酸解析方法 Download PDFInfo
- Publication number
- WO2005022142A1 WO2005022142A1 PCT/JP2004/012363 JP2004012363W WO2005022142A1 WO 2005022142 A1 WO2005022142 A1 WO 2005022142A1 JP 2004012363 W JP2004012363 W JP 2004012363W WO 2005022142 A1 WO2005022142 A1 WO 2005022142A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- probe
- biomolecule
- detecting element
- immobilized
- electrode
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
- C12Q1/6813—Hybridisation assays
- C12Q1/6834—Enzymatic or biochemical coupling of nucleic acids to a solid phase
- C12Q1/6837—Enzymatic or biochemical coupling of nucleic acids to a solid phase using probe arrays or probe chips
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/403—Cells and electrode assemblies
- G01N27/414—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS
- G01N27/4145—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS specially adapted for biomolecules, e.g. gate electrode with immobilised receptors
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
- B01J2219/00277—Apparatus
- B01J2219/00497—Features relating to the solid phase supports
- B01J2219/00527—Sheets
- B01J2219/00529—DNA chips
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
- B01J2219/00583—Features relative to the processes being carried out
- B01J2219/00603—Making arrays on substantially continuous surfaces
- B01J2219/00605—Making arrays on substantially continuous surfaces the compounds being directly bound or immobilised to solid supports
- B01J2219/00608—DNA chips
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
- B01J2219/00583—Features relative to the processes being carried out
- B01J2219/00603—Making arrays on substantially continuous surfaces
- B01J2219/00605—Making arrays on substantially continuous surfaces the compounds being directly bound or immobilised to solid supports
- B01J2219/00612—Making arrays on substantially continuous surfaces the compounds being directly bound or immobilised to solid supports the surface being inorganic
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
- B01J2219/00583—Features relative to the processes being carried out
- B01J2219/00603—Making arrays on substantially continuous surfaces
- B01J2219/00605—Making arrays on substantially continuous surfaces the compounds being directly bound or immobilised to solid supports
- B01J2219/00623—Immobilisation or binding
- B01J2219/00626—Covalent
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
- B01J2219/00583—Features relative to the processes being carried out
- B01J2219/00603—Making arrays on substantially continuous surfaces
- B01J2219/00605—Making arrays on substantially continuous surfaces the compounds being directly bound or immobilised to solid supports
- B01J2219/00632—Introduction of reactive groups to the surface
- B01J2219/00637—Introduction of reactive groups to the surface by coating it with another layer
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
- B01J2219/00583—Features relative to the processes being carried out
- B01J2219/00603—Making arrays on substantially continuous surfaces
- B01J2219/00653—Making arrays on substantially continuous surfaces the compounds being bound to electrodes embedded in or on the solid supports
Definitions
- the present invention relates to a biotechnology, particularly a technology in the field of genetic testing, such as gene diagnosis, DNA sequence analysis, or gene polymorphism analysis, and is particularly suitable for analyzing a plurality of different nucleic acids in parallel with high precision.
- the present invention relates to a biomolecule detecting element and a nucleic acid analysis method using the element.
- Non-patent document 1 Nature Biotechnology, vol. 16, (1998) p27, p40
- the apparatus system can be reduced in size and cost can be reduced as compared with the fluorescence detection method.
- this method uses the oxidation-reduction reaction on a metal electrode as the basic principle of detection, the presence of an oxidizing substance or a reducing substance (for example, ascorbic acid) in a sample causes a current based on oxidation or reduction. Flow, which hinders gene detection and degrades detection accuracy.
- an electrode reaction proceeds on the metal electrode with the current measurement. Since the electrode reaction is irreversible and a non-equilibrium reaction, electrode corrosion, gas generation, etc. occur, which degrades the stability of current measurement and degrades detection accuracy, especially when performing repeated measurements.
- a probe made of a biologically-related substance such as nucleic acid is immobilized on a metal surface electrically connected to the gate of a field-effect transistor, and a complex is formed between the target substance and the metal surface.
- the change in the surface charge density that occurs at a time is detected using the electric field effect.
- the introduction of intercalators and the combination of charged particles such as ions and complexes make the surface potential change with a large signal / noise ratio. Can be detected.
- a biomolecule detecting element includes an insulated gate field effect transistor having a gate electrode embedded in an insulating film, and a probe immobilization formed on the surface of the insulating film and having a biomolecular probe immobilized thereon. And a connection wiring for electrically connecting the gate electrode and the probe-immobilized electrode.
- the region where the biomolecule probe is immobilized on the probe-immobilized electrode is located at a position away from the position directly above the gate electrode. is there.
- the probe-immobilized electrode is provided from the position immediately above the gate electrode to the biomolecule probe-immobilized region along the surface of the insulating film, and the connection wiring is connected to the probe-immobilized electrode at a position directly above the gate electrode.
- Structure Alternatively, a structure may be employed in which the probe-immobilized electrode is provided at a position distant from the position immediately above the gate electrode, and the connection wiring is provided in the insulating film along the film surface.
- the biomolecular probe can be a nucleic acid, a polynucleotide or a synthetic oligonucleotide.
- One end of the biomolecular probe is immobilized on the surface of the probe-immobilized electrode, and specifically binds to and reacts with a biological substance in the sample.
- the detection sensitivity can also be increased by using a biomolecular probe as a single-stranded probe and inserting the intercalator into the double-stranded portion formed by the specific binding of the probe and the complementary strand.
- the probe-immobilized electrode can be made of gold, platinum, palladium, titanium, chromium, anoremium, polysilicon, tantalum, molybdenum, or a combination of these materials.
- a transmitting and receiving antenna may be formed in the insulating film.
- the biomolecule detecting element of the present invention also includes a plurality of insulated gate field-effect transistors each having a gate electrode embedded in a common insulating film, and a biomolecule probe formed on the surface of the insulating film, to which the biomolecule probe is fixed.
- the region where the biomolecule probe is immobilized on the electrode is located away from the position immediately above the gate electrode.
- Common Absolute A transmitting / receiving antenna may be formed in the rim.
- the power supply circuit be configured to convert the electromagnetic wave received by the antenna into electric power and supply the electric power to each unit.
- the nucleic acid analysis method using the biomolecule detecting element of the present invention comprises a step of immobilizing a single-stranded nucleic acid probe as a biomolecule probe on a probe-immobilized electrode, and a method of preparing a sample solution containing at least one kind of nucleic acid.
- the biomolecule detecting element of the present invention does not require an expensive laser or a complicated optical detection system. Also, unlike the current detection (amperometric) method, since the surface potential in an equilibrium state is detected, the instability of the signal value due to corrosion of the substrate, generation of gas, disturbance of the Z oxide reducing substance, etc. is a problem. Instead, highly accurate biological substance detection with excellent stability is possible.
- FIG. 1 is a schematic cross-sectional view showing a configuration example of a biomolecule detection element (transistor for biomolecule detection) according to the present invention.
- a gate insulating film 2, a source 3, and a drain 4 are formed on the surface of a silicon substrate 1, and a gate electrode 5 is provided on the surface of the gate insulating film between the source and the drain to manufacture an insulated gate field effect transistor.
- An insulating film is further formed on the surface of the gate electrode 5 so that the gate electrode 5 is carried in the insulating film 2.
- a through hole is formed in the insulating film 2, an extraction electrode 6 is formed with a conductive material, and an electrical contact is formed with the gate electrode 5.
- a floating electrode 7 is formed on the surface of the good insulating film, and an electrical contact is formed with the extraction electrode 6.
- the DNA probe 8 is immobilized on the surface of the floating electrode 7.
- the gene transistor thus produced is used by immersing it in the sample solution 10 together with the reference electrode 9.
- the gate insulating film is made of silicon oxide (SiO 2), silicon nitride (SiN), aluminum oxide (A1
- tantalum oxide (TaO), etc. alone or in combination.
- the gate electrode 5 As the material of the gate electrode 5, polysilicon is desired, and the source and drain are formed by ion implantation through a polysilicon gate, which is compatible with the so-called self-alignment process. Since the extraction electrode 6 is used as a wiring, a material having low resistance and good workability such as etching is preferable, and polysilicon, aluminum, molybdenum, or the like can be used as the material. Since the floating electrode 7 is in direct contact with the sample solution, it exhibits a high chemical stability and a stable potential, and a material having a high affinity for the biomaterial is desired for immobilizing the biomaterial. Noble metals such as silver, silver and nodium can be used. By using a floating electrode pattern forming method such as a lift-off method, the extraction electrode and the floating electrode can be formed of the same material such as gold.
- the place where the DNA probe 8 is immobilized does not need to be limited to the channel between the source and drain of the transistor, and as shown in FIG.
- the extraction electrode 6 By extending the extraction electrode 6, it can be formed anywhere on the chip. This allows, for example, DNA probes that come into contact with the sample solution.
- the active area and the transistor area where the electronic circuit is formed can be separated and laid out on the chip, and highly reliable measurement can be performed.
- a chip for biomolecule detection needs to separate and immobilize different biomolecules, so a chip that is about the size of a slide glass (26 mm x 76 mm) larger than a normal semiconductor chip has been developed.
- the biomolecule detection transistor of the present invention is preferably designed to be as small as about 5 mm square in order to reduce the cost, but it can also handle chips as large as a slide glass.
- the DNA probe (biomolecular probe) 8 is a fragment of an oligonucleotide or cDNA, and is usually composed of 300 or less bases. When an oligonucleotide is used, it is desirable that the fragment be a nucleic acid fragment having a base length of 80 or less.
- one end of the DNA probe is chemically modified with an amino group (NH group), a thiol group (SH group), biotin, or the like. Chemically modified with an amino group
- the surface of the gate electrode is chemically modified with aminopropyl ethoxysilane, polylysine, etc. to introduce an amino group into the gate surface, and reacted with daltaraldehyde diphenylene diisocyanate (PDC). Immobilize a DNA probe chemically modified with a group on the gate surface.
- PDC daltaraldehyde diphenylene diisocyanate
- streptavidin is introduced to the surface of the gate electrode, and the DNA probe is immobilized on the gate surface using the affinity of biotin and streptavidin.
- a solution containing a DNA probe is dropped or spotted only on the surface of the floating electrode to immobilize the DNA probe.
- a reference electrode 9 serving as a reference for potential measurement is provided.
- the reference electrode an electrode obtained by immersing a silver electrode or a silver electrode in an internal solution having a predetermined composition and concentration is usually used.
- a predetermined voltage can be applied to the reference electrode 9 in order to adjust the operating point by changing the electrical characteristics of the biomolecule detecting transistor.
- a large number of genes including a target gene to be measured are present in a sample, and When a DNA probe having a base sequence complementary to the target gene is immobilized on the gate of the output transistor, the target gene and the DNA probe hybridize under appropriate reaction conditions, and the target gene is hybridized. And the DNA probe form a complex. Under appropriate conditions of the pH of the buffer solution used for the reaction, the DNA is negatively charged. As a result, the charge density changes near the gate of the FET due to the formation of a complex by hybridization, and the surface potential of the gate changes. This change has the same effect as changing the gate voltage of the FET, and changes the conductivity of the channel. Therefore, it is possible to detect the formation of a complex, that is, the presence of a target gene, as a change in drain current flowing between the source 3 and the drain 4.
- the procedure of gene analysis using the biomolecule detection transistor of this embodiment is, for example, as follows.
- the transistor for detecting a biomolecule of the present invention and 0.5 ml of a buffer solution are put into a reaction vessel, and the signal of the transistor is measured. Thereafter, gene analysis is performed according to the following steps (a) to (e).
- a sample solution containing at least one type of DNA is introduced into the above-mentioned reaction vessel, and hybridization is performed at a predetermined temperature with a single-stranded DNA probe on a conductive electrode.
- the buffer is introduced into the reaction vessel, and the output value of the insulated gate field effect transistor is measured.
- steps (b) and (d) can be skipped.
- FIG. 2 is a schematic diagram showing a gene detection system using the transistor for detecting biomolecules shown in the first embodiment.
- This system uses a reference transistor 12 in addition to the biomolecule detection transistor 11 shown in FIG. 1, and performs differential measurement using two transistors.
- a DNA probe 8 having a base sequence complementary to a target gene in a sample is immobilized on the gate surface of the biomolecule detection transistor.
- a DNA probe 13 having a base sequence different from the complementary base sequence of the target gene is immobilized on the gate surface of the reference transistor.
- a reference electrode 9 serving as a reference for potential measurement is provided. The surface potential of each of the biomolecule detection transistor and the reference transistor is measured by the drive circuit 14, and the measurement signal is input to the signal processing circuit 16 via the differential measurement circuit 15.
- biomolecule detection transistor and the reference transistor have the same electrical characteristics, it is desirable to use a pair of transistors integrated on the same substrate.
- a reference transistor can be used in common, and differential measurement between different biomolecule detection transistors and a common reference transistor is performed.
- FIG. 3 is a schematic cross-sectional view showing another example of a measurement system using the transistor for detecting biomolecules shown in FIG.
- the first biomolecule detection transistor 17 is a biomolecule detection transistor for detecting the first target gene
- the second transistor 18 is the second A transistor for detecting a biomolecule for detecting a gene
- the third transistor 19 is used as a reference transistor.
- DNA probes having base sequences complementary to the first and second genes are immobilized on the gate electrodes of the first and second biomolecule detection transistors, respectively.
- On the surface of the gate electrode of the reference FET a DNA probe having a base sequence different from the base sequence complementary to the first and second genes is immobilized.
- FIG. 1 is a schematic cross-sectional view showing another example of a measurement system using the transistor for detecting biomolecules shown in FIG.
- three FETs are integrated, the first biomolecule detection transistor 17 is a biomolecule detection transistor for detecting the first target gene, and the second transistor 18 is the second A transistor for detecting a bio
- FIG. 3 shows a state in which a sample solution containing only the first gene is introduced into the integrated transistor, hybridized with the target gene, and then subjected to an intercalator. Is shown.
- the first gene hybridizes only with the DNA probe of the first biomolecule detection transistor 17 to form a double strand.
- Intercalator 20 reacts and binds only to double-stranded DNA and does not bind to single-stranded DNA. Since the intercalator has an electric charge, only the surface charge density of the first biomolecule detection transistor 17 changes and the output signal of the transistor changes, and the second biomolecule detection transistor 18 changes. Also, since the surface charge density of the reference transistor 19 does not change, the output signal does not change.
- the differential measurement between the first biomolecule detection transistor 17 and the reference transistor 19 and the differential measurement between the second biomolecule detection transistor 18 and the reference transistor 19 only the former output signal changes. Then, the first target gene is detected.
- the intercalator ethidium bromide, Hoechst 33258, pico green and the like can be used.
- alcohol dehydroginase-related genes have single nucleotide polymorphisms (SNPs), and the first and second 17 nucleotide bases having 8 bases before and after the single nucleotide polymorphism site DNA probes were synthesized.
- SNPs single nucleotide polymorphisms
- the base sequence is shown below.
- First DNA probe 5'-CATACACTAAAGTGAAA-3 '(SEQ ID NO: 1)
- Second DNA probe 5'-CATACACTGAAGTGAAA-3' (SEQ ID NO: 2)
- the ninth site from the 5 'end is the SNP site, and the base at that site is A for the first DNA probe and G for the second probe.
- the first and second DNA probes were immobilized on floating electrodes connected to the gates of the first and second transistors, respectively.
- the 5 'end of the DNA probe was modified with a thiol group.
- a gold floating electrode was used for the floating electrode connected to the gate of the FET of this example, and the DNA probe was immobilized on the surface of the floating electrode.
- a 17-mer DNA probe composed entirely of A was synthesized and fixed as a DNA probe having a different sequence from the first and second DNA probes. It has become. Connected to the gate of the reference transistor It is not necessary to immobilize the DNA probe on the floating electrode.
- the sample is obtained by extracting a human genome from leukocytes in blood, amplifying a 100-base length region including the above SNP site, and introducing it into first and second biomolecule detection transistors and a reference transistor.
- the hybridization was performed at 45 ° C for 8 hours. After hybridization, unreacted sample was removed by washing with a buffer, and an intercalator was introduced. In the measurement, first, a buffer is introduced into the first and second biomolecule detection transistors and the reference transistor, and the output voltage of each transistor, the differential between the first biomolecule detection transistor and the reference transistor are measured. The output and the differential output of the second biomolecule detection transistor and the reference transistor were measured.
- the differential outputs of the first biological molecule detecting transistor and the reference transistor after the introduction of the sample solution and after the introduction of the intercalator are each 15 ⁇ OmV and 1 2. OmV. Since DNA is negatively charged in solution, the output of the n-channel FET shifts in the positive direction. On the other hand, since the intercalator is positively charged in the solution, the output of the FET shifts in the negative direction. On the other hand, the differential outputs of the second biomolecule detection transistor and the reference transistor were 1.5 mV and 0.5 mV, respectively, after the introduction of the sample solution and after the introduction of the intercalator, indicating a significant difference.
- the differential outputs of the second biomolecule detection transistor and the reference transistor were 1.5 mV and 0.5 mV, respectively, after the introduction of the sample solution and after the introduction of the intercalator, indicating a significant difference.
- the intercalator reacts only with double-stranded DNA and has an opposite charge to the DNA, so it does not respond to single-stranded DNA nonspecifically adsorbed on the floating electrode, and nonspecific adsorption of single-stranded DNA Can be clearly distinguished from signals based on double-stranded DNA due to hybridization.
- the first biomolecule detection transistor and the reference transistor after the introduction of the sample solution and after the introduction of the intercalator, respectively.
- the differential outputs are 6.5 mV and 14.8 mV
- the differential outputs of the second biomolecule detection transistor and the reference transistor are 5.5 mV and 14.5 mV, respectively.
- the SNP analysis according to the present invention was able to identify three types of samples: a homozygous for Normal / Normal, a homozygous for Mutant / Mutant, and a heterozygous for Normal / Mutant.
- a homozygous for Normal / Normal a homozygous for Normal / Normal
- a homozygous for Mutant / Mutant a homozygous for Mutant / Mutant
- a heterozygous for Normal / Mutant In the case of using an intercalator, it is not necessary to label the sample DNA with a chemical compound.
- FIG. 4 and FIG. 5 are schematic views showing other configuration examples of the biomolecule detection transistor according to the present invention.
- This biomolecule detection transistor corresponds to a transistor in which a transmission / reception antenna 21 is incorporated in the gate insulating film 2 of the biomolecule detection transistor shown in FIG.
- the antenna 21 can be formed at the same time when the gate electrode 5 is formed.
- the antenna is connected to the element 22 of the transmitting / receiving circuit embedded in the on-chip.
- an electrode having a structure in which Pt is laminated on Ti as a material of the reference electrode 9 is used, and is formed directly on the substrate.
- the extraction electrode 6 is extended by being carried in the insulating film 2, and the floating electrode 7 is formed at an end thereof.
- FIG. 5 shows a plan view of this embodiment.
- the transistor source 3, drain 4, DNA probes 8 and 13, and antenna 21 can be separated and laid out on the chip, and the exposed surface of the chip is the floating electrode 7, DNA probe 8 13 and only the insulating film 2, and the transistor portion and the antenna portion are protected by the insulating film 2.
- the signal measured by the biomolecule detection transistor can be transmitted to an external receiver by the antenna to be processed. Since the above antenna has a structure that is supported by the insulating film 2, it is highly reliable because it does not directly come into contact with the sample solution and does not change its characteristics due to corrosion by the solution or adsorption of proteins. Suitable for certain.
- FIG. 6 shows an example in which the biomolecule detection transistor according to the present embodiment and a chip having a wireless communication function are integrated.
- a source 3 and a drain 4 of a biomolecule detection transistor are formed on a 1 mm square silicon substrate 1, and a floating electrode 7 and a gate are connected by an extraction electrode 6. Immobilize DNA probe 8 on the floating electrode.
- An antenna 21, an arithmetic circuit 23, a storage circuit 24, a receiving circuit 25, a transmitting circuit 26, and a power supply circuit 27 are integrated on the silicon substrate. If a target DNA having a complementary sequence is present in the sample, it hybridizes with the DNA probe on the floating electrode 7 to form a double strand. The formation of this double strand is detected by a field effect transistor.
- the storage circuit 24 stores identification information for distinguishing individual chip substrates, DNA probe sequence information, protein information to be encoded, etc., and stores the above information together with information on the result of the hybridization reaction, as well as an antenna and transmission circuit.
- Electromagnetic waves sent from the outside of the chip are received by an antenna, converted into power usable by the chip by a receiving circuit and a power supply circuit, and supplied to each element such as a field effect transistor, a transmitting circuit, and a memory circuit for operation.
- a biomolecule detecting transistor 29 of the present invention and 0.5 ml of a buffer solution are put into a reaction vessel 28, and a signal of the transistor is measured, and the signal is transmitted to an external receiver. Thereafter, gene analysis is performed according to the following steps (a) to (f).
- a sample solution containing at least one type of DNA is introduced into the above-mentioned reaction vessel, and hybridization is performed at a predetermined temperature with a single-stranded DNA probe on a conductive electrode.
- the buffer is introduced into the reaction vessel, and the output value of the insulated gate field effect transistor is measured.
- (f) Transmit the output value to the receiver using the antenna.
- the difference between the output values of the biomolecule detection transistor obtained by the above two measurements is the signal of the double-stranded DNA formed by hybridization.
- the signal measurement of the biomolecule detecting transistor is performed between the external transmitting / receiving device 30 and an electromagnetic wave of, for example, 13.56 MHz.
- the type, type, sequence, etc. of the DNA present in the sample can be analyzed.
- this chip transmits and receives information and supplies power by wireless communication, wiring between the chip and external circuits is not required, and the chip can be directly inserted into the sample for measurement, making simple measurement possible.
- a system can be constructed. Note that, depending on the experimental conditions, it is possible to omit the washing steps (b) and (d) and complete all the measurements with the biological molecule detecting transistor immersed in the sample solution.
- FIG. 1 is a diagram illustrating a biomolecule detection transistor using a field-effect transistor and a floating gate electrode of the present invention.
- FIG. 2 is a diagram illustrating a gene detection circuit using a transistor for detecting biomolecules according to the present invention.
- FIG. 3 is a diagram illustrating a system in which a biomolecule detection transistor and an intercalator of the present invention are combined.
- FIG. 4 is a diagram illustrating integration of a biomolecule detection transistor and an antenna according to the present invention.
- FIG. 5 is a diagram illustrating a planar arrangement of a biomolecule detection transistor and an antenna according to the present invention.
- FIG. 6 is a diagram illustrating a system in which a biomolecule detection transistor of the present invention and a wireless communication chip are integrated.
- FIG. 7 is a diagram illustrating a gene analysis system using the biomolecule detection transistor of the present invention.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Zoology (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Analytical Chemistry (AREA)
- Wood Science & Technology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Microbiology (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Biophysics (AREA)
- Electrochemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/563,475 US20060141474A1 (en) | 2003-08-29 | 2004-08-27 | Biomolecule detecting element and method for analyzing nucleic acid using the same |
EP04772319A EP1669748A4 (en) | 2003-08-29 | 2004-08-27 | BIOMOLECULE DETECTION ELEMENT AND DNA ANALYSIS METHOD USING THE SAME |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003306906A JP2005077210A (ja) | 2003-08-29 | 2003-08-29 | 生体分子検出素子及びそれを用いた核酸解析方法 |
JP2003-306906 | 2003-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005022142A1 true WO2005022142A1 (ja) | 2005-03-10 |
Family
ID=34269409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/012363 WO2005022142A1 (ja) | 2003-08-29 | 2004-08-27 | 生体分子検出素子及びそれを用いた核酸解析方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20060141474A1 (ja) |
EP (1) | EP1669748A4 (ja) |
JP (1) | JP2005077210A (ja) |
CN (2) | CN100447563C (ja) |
WO (1) | WO2005022142A1 (ja) |
Cited By (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060223170A1 (en) * | 2005-03-29 | 2006-10-05 | Masao Kamahori | Biomolecule detecting apparatus and biomolecule detecting method employing the same |
EP1806414A2 (en) | 2006-01-09 | 2007-07-11 | Samsung Electronics Co., Ltd. | Fet-based sensor for detecting ionic material, ionic material detecting device using the fet-based sensor, and method of detecting ionic material using the fet-based sensor |
JP2007187582A (ja) * | 2006-01-13 | 2007-07-26 | Seiko Epson Corp | バイオチップ、バイオセンサ、及び検査システム |
US20070231882A1 (en) * | 2006-03-30 | 2007-10-04 | Masao Kamahori | Measurement apparatus and element for analysis |
EP1850124A2 (en) * | 2006-04-26 | 2007-10-31 | Samsung Electronics Co., Ltd. | Field effect transistor for detecting ionic material and method of detecting ionic material using the same |
EP1952155A2 (en) * | 2005-08-19 | 2008-08-06 | Intel Corporation (INTEL) | Method and cmos-based device to analyze molecules and nanomaterials based on the electrical readout of specific binding events on functionalized electrodes |
US8202409B2 (en) * | 2006-11-21 | 2012-06-19 | Hitachi, Ltd. | Potentiometric sensor and analytical element |
US8247797B2 (en) | 2009-12-21 | 2012-08-21 | Samsung Electronics Co., Ltd. | Field-effect transistor and sensor based on the same |
US20130217587A1 (en) * | 2006-12-14 | 2013-08-22 | Life Technologies Corporation | High density sensor array without wells |
US9110015B2 (en) | 2010-09-24 | 2015-08-18 | Life Technologies Corporation | Method and system for delta double sampling |
US9164070B2 (en) | 2010-06-30 | 2015-10-20 | Life Technologies Corporation | Column adc |
US9239313B2 (en) | 2010-06-30 | 2016-01-19 | Life Technologies Corporation | Ion-sensing charge-accumulation circuits and methods |
US9270264B2 (en) | 2012-05-29 | 2016-02-23 | Life Technologies Corporation | System for reducing noise in a chemical sensor array |
US9269708B2 (en) | 2006-12-14 | 2016-02-23 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
US9404920B2 (en) | 2006-12-14 | 2016-08-02 | Life Technologies Corporation | Methods and apparatus for detecting molecular interactions using FET arrays |
US9618475B2 (en) | 2010-09-15 | 2017-04-11 | Life Technologies Corporation | Methods and apparatus for measuring analytes |
US9671363B2 (en) | 2013-03-15 | 2017-06-06 | Life Technologies Corporation | Chemical sensor with consistent sensor surface areas |
US9823217B2 (en) | 2013-03-15 | 2017-11-21 | Life Technologies Corporation | Chemical device with thin conductive element |
US9835585B2 (en) | 2013-03-15 | 2017-12-05 | Life Technologies Corporation | Chemical sensor with protruded sensor surface |
US9841398B2 (en) | 2013-01-08 | 2017-12-12 | Life Technologies Corporation | Methods for manufacturing well structures for low-noise chemical sensors |
US9852919B2 (en) | 2013-01-04 | 2017-12-26 | Life Technologies Corporation | Methods and systems for point of use removal of sacrificial material |
US9927393B2 (en) | 2009-05-29 | 2018-03-27 | Life Technologies Corporation | Methods and apparatus for measuring analytes |
US9960253B2 (en) | 2010-07-03 | 2018-05-01 | Life Technologies Corporation | Chemically sensitive sensor with lightly doped drains |
US9964515B2 (en) | 2008-10-22 | 2018-05-08 | Life Technologies Corporation | Integrated sensor arrays for biological and chemical analysis |
US9970984B2 (en) | 2011-12-01 | 2018-05-15 | Life Technologies Corporation | Method and apparatus for identifying defects in a chemical sensor array |
US9995708B2 (en) | 2013-03-13 | 2018-06-12 | Life Technologies Corporation | Chemical sensor with sidewall spacer sensor surface |
US10077472B2 (en) | 2014-12-18 | 2018-09-18 | Life Technologies Corporation | High data rate integrated circuit with power management |
US10100357B2 (en) | 2013-05-09 | 2018-10-16 | Life Technologies Corporation | Windowed sequencing |
US10379079B2 (en) | 2014-12-18 | 2019-08-13 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
US10451585B2 (en) | 2009-05-29 | 2019-10-22 | Life Technologies Corporation | Methods and apparatus for measuring analytes |
US10458942B2 (en) | 2013-06-10 | 2019-10-29 | Life Technologies Corporation | Chemical sensor array having multiple sensors per well |
US10605767B2 (en) | 2014-12-18 | 2020-03-31 | Life Technologies Corporation | High data rate integrated circuit with transmitter configuration |
US11307166B2 (en) | 2010-07-01 | 2022-04-19 | Life Technologies Corporation | Column ADC |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7692219B1 (en) | 2004-06-25 | 2010-04-06 | University Of Hawaii | Ultrasensitive biosensors |
JP3874772B2 (ja) * | 2004-07-21 | 2007-01-31 | 株式会社日立製作所 | 生体関連物質測定装置及び測定方法 |
KR100737860B1 (ko) * | 2005-01-07 | 2007-07-12 | 삼성전자주식회사 | 무선 안테나를 이용한 바이오결합 검출장치 및 그 방법 |
WO2006080552A1 (en) * | 2005-01-31 | 2006-08-03 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device, and method for manufacturing thereof |
JP2008536103A (ja) * | 2005-03-08 | 2008-09-04 | ナショナル リサーチ カウンシル オブ カナダ | 静電的に制御された原子的な規模の導電性デバイス |
JP4631027B2 (ja) * | 2005-03-29 | 2011-02-16 | 独立行政法人産業技術総合研究所 | Icタグ搭載型バイオセンサーおよびその包装体 |
JP4353958B2 (ja) | 2005-09-15 | 2009-10-28 | 株式会社日立製作所 | Dna計測装置、及びdna計測方法 |
JP4173503B2 (ja) | 2005-10-19 | 2008-10-29 | 株式会社日立製作所 | Rfidシステムおよびrfidシステムの処理方法 |
GB2432217A (en) * | 2005-11-09 | 2007-05-16 | Seiko Epson Corp | Application of biosensor chips |
KR101195612B1 (ko) * | 2006-04-10 | 2012-10-29 | 삼성전자주식회사 | 금층을 포함하는 전계 효과 트랜지스터, 상기 전계 효과 트랜지스터를 포함하는 미세유동장치, 및 상기 전계 효과 트랜지스터 및 미세유동장치를 이용하여 티올기를 포함하는 분석물을 검출하는 방법 |
JP4936536B2 (ja) * | 2006-07-13 | 2012-05-23 | 国立大学法人富山大学 | 定量・定性分析方法 |
US20080108164A1 (en) * | 2006-11-06 | 2008-05-08 | Oleynik Vladislav A | Sensor System and Method |
US11339430B2 (en) | 2007-07-10 | 2022-05-24 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
JP4850854B2 (ja) * | 2007-03-22 | 2012-01-11 | 信越化学工業株式会社 | マイクロアレイ作製用基板の製造方法 |
JP4512607B2 (ja) | 2007-03-22 | 2010-07-28 | 信越化学工業株式会社 | マイクロアレイ作製用基板の製造方法 |
KR100923048B1 (ko) | 2007-06-11 | 2009-10-22 | 김성천 | 미지의 생체분자와 단일가닥핵산의 결합 프로파일을생성하기 위한 핵산칩, 핵산칩의 제조방법, 및 핵산칩을이용한 미지의 생체분자 분석방법 |
US8198658B2 (en) * | 2007-06-13 | 2012-06-12 | Samsung Electronics Co., Ltd. | Device and method for detecting biomolecules using adsorptive medium and field effect transistor |
JP4876031B2 (ja) * | 2007-06-22 | 2012-02-15 | 株式会社日立製作所 | 分析装置 |
KR101465961B1 (ko) * | 2007-10-09 | 2014-12-01 | 삼성전자주식회사 | 유전자 검출 방법 및 장치 |
JP4731544B2 (ja) * | 2007-12-17 | 2011-07-27 | 株式会社日立製作所 | 生体分子検出装置及びそれを用いた生体分子検出方法 |
JP5667049B2 (ja) * | 2008-06-25 | 2015-02-12 | ライフ テクノロジーズ コーポレーション | 大規模なfetアレイを用いて分析物を測定するための方法および装置 |
TWI351435B (en) * | 2008-06-30 | 2011-11-01 | Univ Nat Yunlin Sci & Tech | Separative extended gate field effect transistor b |
KR101026468B1 (ko) | 2008-09-10 | 2011-04-01 | 한국전자통신연구원 | 생분자 검출 장치 및 검출 방법 |
US20100301398A1 (en) | 2009-05-29 | 2010-12-02 | Ion Torrent Systems Incorporated | Methods and apparatus for measuring analytes |
CN102301228A (zh) * | 2008-10-22 | 2011-12-28 | 生命技术公司 | 用于生物和化学分析的集成式传感器阵列 |
US10067129B2 (en) * | 2009-05-15 | 2018-09-04 | University Of Florida Research Foundation, Inc. | Wireless based marine pathogens detection system |
US8673627B2 (en) | 2009-05-29 | 2014-03-18 | Life Technologies Corporation | Apparatus and methods for performing electrochemical reactions |
EP2440651B1 (en) * | 2009-06-10 | 2019-03-13 | Stefan Thalhammer | Semiconductor biosensors |
US20120001646A1 (en) | 2010-06-30 | 2012-01-05 | Life Technologies Corporation | Methods and apparatus for testing isfet arrays |
CN101915799A (zh) * | 2010-07-15 | 2010-12-15 | 长沙理工大学 | 一种用于dna分子检测的延长栅场效应晶体管传感芯片 |
JP5920687B2 (ja) * | 2010-09-17 | 2016-05-18 | 国立大学法人 東京大学 | Dna塩基配列解析装置およびdna塩基配列解析方法 |
US8450131B2 (en) | 2011-01-11 | 2013-05-28 | Nanohmics, Inc. | Imprinted semiconductor multiplex detection array |
JPWO2012144631A1 (ja) * | 2011-04-20 | 2014-07-28 | 国立大学法人 東京医科歯科大学 | 生体分子検出用電極チップ、及び、生体分子検出方法 |
US8747748B2 (en) | 2012-01-19 | 2014-06-10 | Life Technologies Corporation | Chemical sensor with conductive cup-shaped sensor surface |
US8821798B2 (en) | 2012-01-19 | 2014-09-02 | Life Technologies Corporation | Titanium nitride as sensing layer for microwell structure |
US8962366B2 (en) | 2013-01-28 | 2015-02-24 | Life Technologies Corporation | Self-aligned well structures for low-noise chemical sensors |
US8841217B1 (en) | 2013-03-13 | 2014-09-23 | Life Technologies Corporation | Chemical sensor with protruded sensor surface |
EP2972279B1 (en) | 2013-03-15 | 2021-10-06 | Life Technologies Corporation | Chemical sensors with consistent sensor surface areas |
US9116117B2 (en) | 2013-03-15 | 2015-08-25 | Life Technologies Corporation | Chemical sensor with sidewall sensor surface |
JP6154011B2 (ja) * | 2013-06-27 | 2017-06-28 | 株式会社日立製作所 | 半導体装置およびその製造方法 |
US10481126B2 (en) | 2014-08-14 | 2019-11-19 | Regents Of The University Of Minnesota | Electrolyte-gated transistors for detection of molecules |
CN104485334B (zh) * | 2014-12-16 | 2018-02-13 | 京东方科技集团股份有限公司 | 阵列基板及其制作方法、显示装置 |
US11921112B2 (en) | 2014-12-18 | 2024-03-05 | Paragraf Usa Inc. | Chemically-sensitive field effect transistors, systems, and methods for manufacturing and using the same |
US11782057B2 (en) | 2014-12-18 | 2023-10-10 | Cardea Bio, Inc. | Ic with graphene fet sensor array patterned in layers above circuitry formed in a silicon based cmos wafer |
US10006910B2 (en) | 2014-12-18 | 2018-06-26 | Agilome, Inc. | Chemically-sensitive field effect transistors, systems, and methods for manufacturing and using the same |
US9618474B2 (en) | 2014-12-18 | 2017-04-11 | Edico Genome, Inc. | Graphene FET devices, systems, and methods of using the same for sequencing nucleic acids |
CN105136893B (zh) * | 2015-06-24 | 2017-11-07 | 中国科学院宁波材料技术与工程研究所 | 一种薄膜晶体管生物传感器及其制备方法 |
JP6496425B2 (ja) * | 2015-07-29 | 2019-04-03 | ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. | 分析物検出装置、装置、及び方法 |
CN108700547A (zh) | 2015-12-09 | 2018-10-23 | 拉莫特特拉维夫大学有限公司 | 用于传感的方法和系统 |
CA3050062A1 (en) * | 2016-01-14 | 2017-07-20 | Roswell Biotechnologies, Inc. | Molecular sensors and related methods |
JP6824527B2 (ja) * | 2016-01-19 | 2021-02-03 | 国立大学法人 東京医科歯科大学 | ウィルスおよび細菌検出バイオセンサ用デバイス、及びバイオセンサ |
US11905552B2 (en) | 2017-08-04 | 2024-02-20 | Keck Graduate Institute Of Applied Life Sciences | Immobilized RNPs for sequence-specific nucleic acid capture and digital detection |
US20200319130A1 (en) * | 2017-10-18 | 2020-10-08 | Sony Semiconductor Solutions Corporation | Electric charge detection sensor and potential measurement system |
JP6989443B2 (ja) * | 2018-05-25 | 2022-01-05 | 日本特殊陶業株式会社 | ガスセンサ |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US503930A (en) * | 1893-08-22 | Hinged cover for show-barrels | ||
JPS60202347A (ja) * | 1984-03-27 | 1985-10-12 | Sumitomo Electric Ind Ltd | 電界効果型半導体センサ |
JPS6111652A (ja) * | 1984-06-27 | 1986-01-20 | Sumitomo Electric Ind Ltd | 電界効果型半導体センサ |
JPS62185160A (ja) * | 1986-02-10 | 1987-08-13 | Terumo Corp | バイオセンサ− |
JPS63208753A (ja) * | 1987-02-25 | 1988-08-30 | Teijin Ltd | 免疫センサ及び免疫検出方法 |
JPH03502135A (ja) * | 1988-08-11 | 1991-05-16 | ハンプ ノルベルト | 化学感応性変換器 |
JP2001511245A (ja) * | 1996-04-17 | 2001-08-07 | モトローラ・インコーポレイテッド | トランジスタによる分子検出装置および方法 |
JP2002014072A (ja) * | 2000-06-29 | 2002-01-18 | Yamatake Corp | 集積化センサ素子及びこれを用いた計測システム |
JP2003322633A (ja) * | 2002-05-01 | 2003-11-14 | Seiko Epson Corp | センサセル、バイオセンサ及びこれらの製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4238757A (en) * | 1976-03-19 | 1980-12-09 | General Electric Company | Field effect transistor for detection of biological reactions |
DE3513168A1 (de) * | 1985-04-12 | 1986-10-16 | Thomas 8000 München Dandekar | Biosensor bestehend aus einem halbleiter auf silizium oder kohlenstoffbasis (elektronischer teil) und nukleinbasen (od. anderen biol. monomeren) |
US5776672A (en) * | 1990-09-28 | 1998-07-07 | Kabushiki Kaisha Toshiba | Gene detection method |
US6284459B1 (en) * | 1995-04-25 | 2001-09-04 | Discovery Partners International | Solid support matrices with memories and combinatorial libraries therefrom |
FR2764386B1 (fr) * | 1997-06-06 | 1999-07-16 | Commissariat Energie Atomique | Support d'electrodes comportant au moins une electrode recouverte par un depot et systeme de lecture de ce support |
US6566685B2 (en) * | 2000-04-12 | 2003-05-20 | Casio Computer Co., Ltd. | Double gate photo sensor array |
DE60135775D1 (de) * | 2000-12-11 | 2008-10-23 | Harvard College | Vorrichtung enthaltend nanosensoren zur ekennung eines analyten und verfahren zu ihrer herstellung |
EP1460130B1 (en) * | 2001-12-19 | 2007-03-21 | Hitachi High-Technologies Corporation | Potentiometric dna microarray, process for producing the same and method of analyzing nucleic acid |
CA2492959A1 (en) * | 2002-07-19 | 2004-07-15 | Smiths Detection-Pasadena, Inc. | Non-specific sensor array detectors |
JP4092990B2 (ja) * | 2002-09-06 | 2008-05-28 | 株式会社日立製作所 | 生体および化学試料検査装置 |
-
2003
- 2003-08-29 JP JP2003306906A patent/JP2005077210A/ja active Pending
-
2004
- 2004-08-27 CN CNB2004800208682A patent/CN100447563C/zh not_active Expired - Lifetime
- 2004-08-27 EP EP04772319A patent/EP1669748A4/en not_active Withdrawn
- 2004-08-27 CN CN200810074155.4A patent/CN101241102B/zh not_active Expired - Lifetime
- 2004-08-27 WO PCT/JP2004/012363 patent/WO2005022142A1/ja active Search and Examination
- 2004-08-27 US US10/563,475 patent/US20060141474A1/en not_active Abandoned
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US503930A (en) * | 1893-08-22 | Hinged cover for show-barrels | ||
JPS60202347A (ja) * | 1984-03-27 | 1985-10-12 | Sumitomo Electric Ind Ltd | 電界効果型半導体センサ |
JPS6111652A (ja) * | 1984-06-27 | 1986-01-20 | Sumitomo Electric Ind Ltd | 電界効果型半導体センサ |
JPS62185160A (ja) * | 1986-02-10 | 1987-08-13 | Terumo Corp | バイオセンサ− |
JPS63208753A (ja) * | 1987-02-25 | 1988-08-30 | Teijin Ltd | 免疫センサ及び免疫検出方法 |
JPH03502135A (ja) * | 1988-08-11 | 1991-05-16 | ハンプ ノルベルト | 化学感応性変換器 |
JP2001511245A (ja) * | 1996-04-17 | 2001-08-07 | モトローラ・インコーポレイテッド | トランジスタによる分子検出装置および方法 |
JP2002014072A (ja) * | 2000-06-29 | 2002-01-18 | Yamatake Corp | 集積化センサ素子及びこれを用いた計測システム |
JP2003322633A (ja) * | 2002-05-01 | 2003-11-14 | Seiko Epson Corp | センサセル、バイオセンサ及びこれらの製造方法 |
Non-Patent Citations (2)
Title |
---|
KATSUBE, T.: "Shingata Multi Bio Sensor no Kaihatsu", BIO INDUSTRY, vol. 4, no. 5, 1987, pages 374 - 379, XP002985681 * |
See also references of EP1669748A4 * |
Cited By (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060223170A1 (en) * | 2005-03-29 | 2006-10-05 | Masao Kamahori | Biomolecule detecting apparatus and biomolecule detecting method employing the same |
EP1952155A2 (en) * | 2005-08-19 | 2008-08-06 | Intel Corporation (INTEL) | Method and cmos-based device to analyze molecules and nanomaterials based on the electrical readout of specific binding events on functionalized electrodes |
EP1806414A2 (en) | 2006-01-09 | 2007-07-11 | Samsung Electronics Co., Ltd. | Fet-based sensor for detecting ionic material, ionic material detecting device using the fet-based sensor, and method of detecting ionic material using the fet-based sensor |
US8357957B2 (en) | 2006-01-09 | 2013-01-22 | Samsung Electronics Co., Ltd. | FET-based sensor for detecting ionic material, ionic material detecting device using the FET-based sensor, and method of detecting ionic material using the FET-based sensor |
US7859029B2 (en) | 2006-01-09 | 2010-12-28 | Samsung Electronics Co., Ltd. | FET-based sensor for detecting ionic material, ionic material detecting device using the FET-based sensor, and method of detecting ionic material using the FET-based sensor |
EP1806414A3 (en) * | 2006-01-09 | 2008-03-26 | Samsung Electronics Co., Ltd. | Fet-based sensor for detecting ionic material, ionic material detecting device using the fet-based sensor, and method of detecting ionic material using the fet-based sensor |
JP4735833B2 (ja) * | 2006-01-13 | 2011-07-27 | セイコーエプソン株式会社 | バイオチップ及びバイオセンサ |
JP2007187582A (ja) * | 2006-01-13 | 2007-07-26 | Seiko Epson Corp | バイオチップ、バイオセンサ、及び検査システム |
US20070231882A1 (en) * | 2006-03-30 | 2007-10-04 | Masao Kamahori | Measurement apparatus and element for analysis |
EP1850124A3 (en) * | 2006-04-26 | 2009-01-21 | Samsung Electronics Co., Ltd. | Field effect transistor for detecting ionic material and method of detecting ionic material using the same |
EP1850124A2 (en) * | 2006-04-26 | 2007-10-31 | Samsung Electronics Co., Ltd. | Field effect transistor for detecting ionic material and method of detecting ionic material using the same |
US8035175B2 (en) | 2006-04-26 | 2011-10-11 | Samsung Electronics Co., Ltd. | Field effect transistor for detecting ionic material and method of detecting ionic material using the same |
US8702933B2 (en) | 2006-11-21 | 2014-04-22 | Hitachi, Ltd. | Potentiometric sensor and analytical element |
US8202409B2 (en) * | 2006-11-21 | 2012-06-19 | Hitachi, Ltd. | Potentiometric sensor and analytical element |
US9951382B2 (en) | 2006-12-14 | 2018-04-24 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
US9404920B2 (en) | 2006-12-14 | 2016-08-02 | Life Technologies Corporation | Methods and apparatus for detecting molecular interactions using FET arrays |
US9023189B2 (en) * | 2006-12-14 | 2015-05-05 | Life Technologies Corporation | High density sensor array without wells |
US10415079B2 (en) | 2006-12-14 | 2019-09-17 | Life Technologies Corporation | Methods and apparatus for detecting molecular interactions using FET arrays |
US10203300B2 (en) | 2006-12-14 | 2019-02-12 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
US9989489B2 (en) | 2006-12-14 | 2018-06-05 | Life Technnologies Corporation | Methods for calibrating an array of chemically-sensitive sensors |
US20130217587A1 (en) * | 2006-12-14 | 2013-08-22 | Life Technologies Corporation | High density sensor array without wells |
US9269708B2 (en) | 2006-12-14 | 2016-02-23 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
US9964515B2 (en) | 2008-10-22 | 2018-05-08 | Life Technologies Corporation | Integrated sensor arrays for biological and chemical analysis |
US9927393B2 (en) | 2009-05-29 | 2018-03-27 | Life Technologies Corporation | Methods and apparatus for measuring analytes |
US10451585B2 (en) | 2009-05-29 | 2019-10-22 | Life Technologies Corporation | Methods and apparatus for measuring analytes |
US8247797B2 (en) | 2009-12-21 | 2012-08-21 | Samsung Electronics Co., Ltd. | Field-effect transistor and sensor based on the same |
US10641729B2 (en) | 2010-06-30 | 2020-05-05 | Life Technologies Corporation | Column ADC |
US9164070B2 (en) | 2010-06-30 | 2015-10-20 | Life Technologies Corporation | Column adc |
US9239313B2 (en) | 2010-06-30 | 2016-01-19 | Life Technologies Corporation | Ion-sensing charge-accumulation circuits and methods |
US11307166B2 (en) | 2010-07-01 | 2022-04-19 | Life Technologies Corporation | Column ADC |
US9960253B2 (en) | 2010-07-03 | 2018-05-01 | Life Technologies Corporation | Chemically sensitive sensor with lightly doped drains |
US9618475B2 (en) | 2010-09-15 | 2017-04-11 | Life Technologies Corporation | Methods and apparatus for measuring analytes |
US9958414B2 (en) | 2010-09-15 | 2018-05-01 | Life Technologies Corporation | Apparatus for measuring analytes including chemical sensor array |
US9110015B2 (en) | 2010-09-24 | 2015-08-18 | Life Technologies Corporation | Method and system for delta double sampling |
US9970984B2 (en) | 2011-12-01 | 2018-05-15 | Life Technologies Corporation | Method and apparatus for identifying defects in a chemical sensor array |
US9985624B2 (en) | 2012-05-29 | 2018-05-29 | Life Technologies Corporation | System for reducing noise in a chemical sensor array |
US9270264B2 (en) | 2012-05-29 | 2016-02-23 | Life Technologies Corporation | System for reducing noise in a chemical sensor array |
US10404249B2 (en) | 2012-05-29 | 2019-09-03 | Life Technologies Corporation | System for reducing noise in a chemical sensor array |
US9852919B2 (en) | 2013-01-04 | 2017-12-26 | Life Technologies Corporation | Methods and systems for point of use removal of sacrificial material |
US10436742B2 (en) | 2013-01-08 | 2019-10-08 | Life Technologies Corporation | Methods for manufacturing well structures for low-noise chemical sensors |
US9841398B2 (en) | 2013-01-08 | 2017-12-12 | Life Technologies Corporation | Methods for manufacturing well structures for low-noise chemical sensors |
US9995708B2 (en) | 2013-03-13 | 2018-06-12 | Life Technologies Corporation | Chemical sensor with sidewall spacer sensor surface |
US9823217B2 (en) | 2013-03-15 | 2017-11-21 | Life Technologies Corporation | Chemical device with thin conductive element |
US10422767B2 (en) | 2013-03-15 | 2019-09-24 | Life Technologies Corporation | Chemical sensor with consistent sensor surface areas |
US9835585B2 (en) | 2013-03-15 | 2017-12-05 | Life Technologies Corporation | Chemical sensor with protruded sensor surface |
US9671363B2 (en) | 2013-03-15 | 2017-06-06 | Life Technologies Corporation | Chemical sensor with consistent sensor surface areas |
US10100357B2 (en) | 2013-05-09 | 2018-10-16 | Life Technologies Corporation | Windowed sequencing |
US10655175B2 (en) | 2013-05-09 | 2020-05-19 | Life Technologies Corporation | Windowed sequencing |
US11028438B2 (en) | 2013-05-09 | 2021-06-08 | Life Technologies Corporation | Windowed sequencing |
US10458942B2 (en) | 2013-06-10 | 2019-10-29 | Life Technologies Corporation | Chemical sensor array having multiple sensors per well |
US10379079B2 (en) | 2014-12-18 | 2019-08-13 | Life Technologies Corporation | Methods and apparatus for measuring analytes using large scale FET arrays |
US10077472B2 (en) | 2014-12-18 | 2018-09-18 | Life Technologies Corporation | High data rate integrated circuit with power management |
US10605767B2 (en) | 2014-12-18 | 2020-03-31 | Life Technologies Corporation | High data rate integrated circuit with transmitter configuration |
US11536688B2 (en) | 2014-12-18 | 2022-12-27 | Life Technologies Corporation | High data rate integrated circuit with transmitter configuration |
Also Published As
Publication number | Publication date |
---|---|
CN1826525A (zh) | 2006-08-30 |
US20060141474A1 (en) | 2006-06-29 |
JP2005077210A (ja) | 2005-03-24 |
EP1669748A4 (en) | 2008-12-17 |
CN101241102B (zh) | 2010-12-15 |
EP1669748A1 (en) | 2006-06-14 |
CN101241102A (zh) | 2008-08-13 |
CN100447563C (zh) | 2008-12-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005022142A1 (ja) | 生体分子検出素子及びそれを用いた核酸解析方法 | |
US20220373495A1 (en) | Active-electrode integrated biosensor array and methods for use thereof | |
JP3946701B2 (ja) | ポテンシオメトリックdnaマイクロアレイ、その製造方法、及び核酸解析方法 | |
JP3874772B2 (ja) | 生体関連物質測定装置及び測定方法 | |
JP4608697B2 (ja) | 電界効果デバイスを用いたdna塩基配列解析方法及び塩基配列解析装置 | |
JP3903183B2 (ja) | 遺伝子検出電界効果デバイスおよびこれを用いた遺伝子多型解析方法 | |
JP3980030B2 (ja) | Dnaマイクロアレイを用いた核酸検出方法及び核酸検出装置 | |
US20100270174A1 (en) | Biosensor cell and biosensor array | |
Ingebrandt et al. | Label‐free detection of DNA using field‐effect transistors | |
EP1843157B1 (en) | Method of detecting bio-molecules using field effect transistor without fixing bio-molecules on the gate sensing surface | |
US20060197118A1 (en) | Detection of molecular interactions using a field effect transistor | |
JP2002195997A (ja) | 核酸検出用センサ | |
Zari et al. | Label-free DNA biosensor for electrochemical detection of short DNA sequences related to human papilloma virus | |
US11280758B2 (en) | Single-particle bridge assay for amplification-free electrical detection of ultralow-concentration biomolecules and non-biological molecules | |
JP4706074B2 (ja) | 生体分子固定化用の三脚型機能性界面分子とこれを用いた遺伝子検出デバイス |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200480020868.2 Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
ENP | Entry into the national phase |
Ref document number: 2006141474 Country of ref document: US Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10563475 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2004772319 Country of ref document: EP |
|
DPEN | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed from 20040101) | ||
WWP | Wipo information: published in national office |
Ref document number: 2004772319 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 10563475 Country of ref document: US |