JP2000510230A - 大豆ペルオキシダーゼ電気化学センサ - Google Patents
大豆ペルオキシダーゼ電気化学センサInfo
- Publication number
- JP2000510230A JP2000510230A JP09515039A JP51503997A JP2000510230A JP 2000510230 A JP2000510230 A JP 2000510230A JP 09515039 A JP09515039 A JP 09515039A JP 51503997 A JP51503997 A JP 51503997A JP 2000510230 A JP2000510230 A JP 2000510230A
- Authority
- JP
- Japan
- Prior art keywords
- nucleic acid
- hydrogen peroxide
- electrode
- peroxidase
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- 102000003992 Peroxidases Human genes 0.000 title claims abstract description 82
- 108040007629 peroxidase activity proteins Proteins 0.000 title claims abstract description 76
- 235000010469 Glycine max Nutrition 0.000 title claims abstract description 14
- 244000068988 Glycine max Species 0.000 title claims abstract description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 142
- 229940088598 enzyme Drugs 0.000 claims description 64
- 102000004190 Enzymes Human genes 0.000 claims description 63
- 108090000790 Enzymes Proteins 0.000 claims description 63
- 238000000034 method Methods 0.000 claims description 43
- 150000007523 nucleic acids Chemical class 0.000 claims description 41
- 102000039446 nucleic acids Human genes 0.000 claims description 38
- 108020004707 nucleic acids Proteins 0.000 claims description 37
- 229920000642 polymer Polymers 0.000 claims description 37
- 230000035945 sensitivity Effects 0.000 claims description 36
- 239000000523 sample Substances 0.000 claims description 24
- 102000004316 Oxidoreductases Human genes 0.000 claims description 18
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- 230000009972 noncorrosive effect Effects 0.000 claims description 18
- 239000000017 hydrogel Substances 0.000 claims description 16
- 239000012633 leachable Substances 0.000 claims description 16
- 108020004711 Nucleic Acid Probes Proteins 0.000 claims description 14
- 239000002853 nucleic acid probe Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000009396 hybridization Methods 0.000 claims description 11
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 10
- 239000008103 glucose Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- 108010015776 Glucose oxidase Proteins 0.000 claims description 7
- 239000004366 Glucose oxidase Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
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- 235000019420 glucose oxidase Nutrition 0.000 claims description 7
- 108091028043 Nucleic acid sequence Proteins 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 5
- 108010073450 Lactate 2-monooxygenase Proteins 0.000 claims description 4
- 238000002386 leaching Methods 0.000 claims description 2
- 150000002978 peroxides Chemical class 0.000 claims description 2
- 102000004169 proteins and genes Human genes 0.000 claims description 2
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- 229930182558 Sterol Natural products 0.000 claims 1
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 25
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- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 229910021607 Silver chloride Inorganic materials 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 4
- 229920006037 cross link polymer Polymers 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 229910052762 osmium Inorganic materials 0.000 description 4
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 108010089254 Cholesterol oxidase Proteins 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 108700020962 Peroxidase Proteins 0.000 description 3
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910003437 indium oxide Inorganic materials 0.000 description 3
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 3
- 239000002773 nucleotide Substances 0.000 description 3
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- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- -1 peracid Lactone Chemical class 0.000 description 3
- 150000003222 pyridines Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 3
- 229910001887 tin oxide Inorganic materials 0.000 description 3
- 229920003176 water-insoluble polymer Polymers 0.000 description 3
- BOKGTLAJQHTOKE-UHFFFAOYSA-N 1,5-dihydroxynaphthalene Chemical compound C1=CC=C2C(O)=CC=CC2=C1O BOKGTLAJQHTOKE-UHFFFAOYSA-N 0.000 description 2
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 description 2
- IZQAUUVBKYXMET-UHFFFAOYSA-N 2-bromoethanamine Chemical compound NCCBr IZQAUUVBKYXMET-UHFFFAOYSA-N 0.000 description 2
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
- 229920000557 Nafion® Polymers 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 2
- 235000012000 cholesterol Nutrition 0.000 description 2
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical compound C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 description 2
- 238000000835 electrochemical detection Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
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- 150000002632 lipids Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001404 mediated effect Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229920001542 oligosaccharide Polymers 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920000447 polyanionic polymer Polymers 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 210000002966 serum Anatomy 0.000 description 2
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- 238000012360 testing method Methods 0.000 description 2
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- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- 108010001336 Horseradish Peroxidase Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 244000048927 Lolium temulentum Species 0.000 description 1
- 108020005187 Oligonucleotide Probes Proteins 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000003928 amperometric titration Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- OHDRQQURAXLVGJ-HLVWOLMTSA-N azane;(2e)-3-ethyl-2-[(e)-(3-ethyl-6-sulfo-1,3-benzothiazol-2-ylidene)hydrazinylidene]-1,3-benzothiazole-6-sulfonic acid Chemical group [NH4+].[NH4+].S/1C2=CC(S([O-])(=O)=O)=CC=C2N(CC)C\1=N/N=C1/SC2=CC(S([O-])(=O)=O)=CC=C2N1CC OHDRQQURAXLVGJ-HLVWOLMTSA-N 0.000 description 1
- DLGYNVMUCSTYDQ-UHFFFAOYSA-N azane;pyridine Chemical compound N.C1=CC=NC=C1 DLGYNVMUCSTYDQ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010256 biochemical assay Methods 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
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- 230000036425 denaturation Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
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- 235000012208 gluconic acid Nutrition 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
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- 238000006703 hydration reaction Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
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- 229910052739 hydrogen Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 238000003018 immunoassay Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 208000028867 ischemia Diseases 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000007826 nucleic acid assay Methods 0.000 description 1
- 239000002751 oligonucleotide probe Substances 0.000 description 1
- KHIWWQKSHDUIBK-UHFFFAOYSA-N periodic acid Chemical compound OI(=O)(=O)=O KHIWWQKSHDUIBK-UHFFFAOYSA-N 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 125000000864 peroxy group Chemical group O(O*)* 0.000 description 1
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- 229920000075 poly(4-vinylpyridine) Polymers 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
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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
- C12Q1/001—Enzyme electrodes
- C12Q1/005—Enzyme electrodes involving specific analytes or enzymes
-
- 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
- C12Q1/6816—Hybridisation assays characterised by the detection means
- C12Q1/6825—Nucleic acid detection involving sensors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/817—Enzyme or microbe electrode
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Biotechnology (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Inert Electrodes (AREA)
- Enzymes And Modification Thereof (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.電気化学過酸化水素センサであって、 非腐食性電極と、 前記非腐食性電極で固定化された耐熱性ペルオキシダーゼと、 から成り、 浸出可能な成分を有さず、37℃以上で動作可能であり、継続動作での1時間 当たりの感度の損失が2%以下であることを特徴とするセンサ。 2.前記耐熱性ペルオキシダーゼは大豆から得られることを特徴とする請求項1 に記載の過酸化水素センサ。 3.前記ペルオキシダーゼは、レドックスヒドロゲルを介して前記電極で固定化 されることを特徴とする請求項1に記載の過酸化水素センサ。 4.前記ペルオキシダーゼは、レドックスポリマーと架橋することを特徴とする 請求項1に記載の過酸化水素センサ。 5.前記ペルオキシダーゼは、核酸或はオリゴヌクレオチドと共有結合すること を特徴とする請求項1に記載の過酸化水素センサ。 6.前記ペルオキシダーゼは、再結合型タンパク質であることを特徴とする請求 項1に記載の過酸化水素センサ。 7.前記センサは、更に過酸化水素の生成を触媒する酵素からなることを特徴と する請求項1に記載の過酸化水素センサ。 8.前記酵素は、グルコースオキシダーゼと、ラクタートオキシダーゼと、コレ ステロールオキシダーゼとからなるグループから選択されることを特徴とする請 求項7に記載の過酸化水素センサ。 9.前記センサは更に、前記電極の少なくとも一部を被覆し、過酸化水素を透過 させる生体適合性ポリマーコーティングからなることを特徴とする請求項1に記 載の過酸化水素センサ。 10.前記過酸化水素センサは、少なくとも50℃の温度で動作することができ 、継続動作の1時間当たりの感度の損失が5%以下であることを特徴とする請求 項1に記載の過酸化水素センサ。 11.過酸化水素の電気化学分析方法であって、 過酸化水素の存在下において、非腐食性電極で浸出不可能なレドックス化合物 と相互固定化される耐熱性ペルオキシダーゼからなる電極によって電気信号を発 生させるステップと、 前記発生した電気信号と過酸化水素の存在とを過酸化水素のサンプル内にて関 係づけるステップと、 からなる方法。 12.分析物の測定を継続して行う方法であって、 非腐食性電極で浸出不可能なレドックス化合物と相互固定化される耐熱性ペル オキシダーゼと、前記電極で固定化されており、特定の分析物の存在下において 過酸化水素を発生させる反応を触媒する第2酵素と、からなるセンサを、身体流 体若しくは組織の上又は中に配置するステップと、 前記電極によって発生した電気信号と前記身体流体或は組織内にある前記分析 物の量とを関係づけるステップと、 からなる方法。 13.生体内でグルコース濃度を観測する方法であって、 非腐食性電極で浸出不可能なレドックス化合物と相互固定化される耐熱性ペル オキシダーゼと、前記電極で固定化されるグルコースオキシダーゼと、からなる センサを被験者の身体流体或は組織内に配置するステップと、 前記電極によって発生した電気信号と、前記身体流体或は組織内にあるグルコ ースの量とを関係づけるステップと、 からなる方法。 14.37℃以上で動作するバイオリアクター内の分析物の濃度を観測する方法 であって、 非腐食性電極で浸出不可能なレドックス化合物と相互固定化される耐熱性ペル オキシダーゼからなるセンサを、前記バイオリアクター内に前記バイオリアクタ ーの内容物と接触させて、配置するステップと、 前記電極によって発生する電気信号と、前記バイオリアクター内の前記分析物 とを関係づけるステップと、 からなる方法。 15.核酸プローブとサンプルの核酸とのハイブリッド形成を検出する方法であ って、 非腐食性電極でサンプルの核酸を固定化するステップと、 前記サンプル核酸電極を耐熱性ペルオキシダーゼと結合した核酸プローブとと もにハイブリッド形成条件下に置くステップと、 添加された過酸化水素の存在下で前記電極によって発生した電気信号と、前記 サンプルの核酸と前記核酸プローブとのハイブリッド形成とを関係づけるステッ プと、 からなる方法。 16.前記方法は更に、前記電極と前記耐熱性ペルオキシダーゼ核酸プローブと の電気的な接触を分断するステップを含むことを特徴とする請求項15に記載の 方法。 17.前記分断するステップは、前記サンプル核酸電極と耐熱性ペルオキシダー ゼ核酸プローブとのハイブリッド形成体を変性するステップであることを特徴と する請求項16に記載の方法。 18.前記変性ステップは、前記サンプル核酸電極と前記耐熱性ペルオキシダー ゼ核酸プローブとが置かれている条件を変化させることによって起こるステップ であることを特徴とする請求項17に記載の方法。 19.サンプルの核酸の配列の組成物を分析する方法であって、 非腐食性電極でサンプルの核酸を固定化するステップと、 前記サンプル核酸電極を、ハイブリッド形成条件の下に、耐熱性ペルオキシダ ーゼと結合した核酸プローブとともに置くステップと、 核酸プローブと、前記サンプルの核酸及び前記サンプルの核酸配列の組成物と のハイブリッド形成、並びに添加された過酸化水素の存在下において、前記電極 によって発生する電気信号を関係づけるステップと、 からなる方法。 20.サンプルの核酸の配列の組成物を分析する方法であって、 非腐食性電極にサンプルの核酸を固定化するステップと、 前記サンプル核酸電極を、変化するハイブリッド形成条件下に、耐熱性ペルオ キシダーゼと結合した核酸プローブとともに置くステップと、 核酸プローブと、前記サンプルの核酸及び前記サンプルの核酸配列の組成物と のハイブリッド形成の変化、並びに前記変化するハイブリッド形成条件下の添加 された過酸化水素の存在下において、電極によって生成される電気信号の変化を 関係づけるステップと、 からなる方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US08/540,789 US5665222A (en) | 1995-10-11 | 1995-10-11 | Soybean peroxidase electrochemical sensor |
US08/540,789 | 1995-10-11 | ||
PCT/US1996/014534 WO1997013870A1 (en) | 1995-10-11 | 1996-09-11 | Soybean peroxidase electrochemical sensor |
Publications (1)
Publication Number | Publication Date |
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JP2000510230A true JP2000510230A (ja) | 2000-08-08 |
Family
ID=24156947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP09515039A Ceased JP2000510230A (ja) | 1995-10-11 | 1996-09-11 | 大豆ペルオキシダーゼ電気化学センサ |
Country Status (9)
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US (1) | US5665222A (ja) |
EP (1) | EP0856064B1 (ja) |
JP (1) | JP2000510230A (ja) |
AT (1) | ATE219147T1 (ja) |
AU (1) | AU7017896A (ja) |
DE (1) | DE69621814T2 (ja) |
DK (1) | DK0856064T3 (ja) |
ES (1) | ES2178715T3 (ja) |
WO (1) | WO1997013870A1 (ja) |
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GB9206671D0 (en) * | 1992-03-27 | 1992-05-13 | Cranfield Biotech Ltd | Electrochemical detection of dna hybridisation |
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