JP4879459B2 - 液体サンプルの分析のための電気化学式バイオセンサストリップ - Google Patents
液体サンプルの分析のための電気化学式バイオセンサストリップ Download PDFInfo
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- JP4879459B2 JP4879459B2 JP2003566551A JP2003566551A JP4879459B2 JP 4879459 B2 JP4879459 B2 JP 4879459B2 JP 2003566551 A JP2003566551 A JP 2003566551A JP 2003566551 A JP2003566551 A JP 2003566551A JP 4879459 B2 JP4879459 B2 JP 4879459B2
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- Prior art keywords
- electrode
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- biosensor strip
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- 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
- C12Q1/002—Electrode membranes
-
- 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
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
- G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
- G01N27/3272—Test elements therefor, i.e. disposable laminated substrates with electrodes, reagent and channels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54366—Apparatus specially adapted for solid-phase testing
- G01N33/54373—Apparatus specially adapted for solid-phase testing involving physiochemical end-point determination, e.g. wave-guides, FETS, gratings
- G01N33/5438—Electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5023—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures with a sample being transported to, and subsequently stored in an absorbent for analysis
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Hematology (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Wood Science & Technology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Zoology (AREA)
- Biotechnology (AREA)
- Urology & Nephrology (AREA)
- Microbiology (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Electrochemistry (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cell Biology (AREA)
- Food Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Genetics & Genomics (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Description
n=電子数
F=ファラデーの定数
A=電極の面積
Co=電気化学的活性種のバルク濃度
Do=電気化学的活性種の拡散係数
したがって、itt1/2は定数でなければならない。
Claims (9)
- 電極支持体と、
カバー層と、
前記電極支持体と前記カバー層との間に配置されたスペーサ層と
導電性材料上に配置された作用インクを含む作用電極である第1の電極と、
導電性材料上に配置された作用インクを含む参照電極である第2の電極と、
導電性材料を含む対電極である第3の電極とを有し、
前記第1の電極、前記第2の電極及び前記第3の電極のうちの少なくとも1つが前記電極支持体上に配置され、前記残りの2つの電極のうちの少なくとも1つが前記カバー層上に配置され、
前記対電極は、液体サンプルが前記対電極に接触する前に前記作用電極と前記参照電極に接触するように前記作用電極と前記参照電極に対して配置される、バイオセンサストリップ。 - 前記作用インクは、酵素及びメディエータを含む請求項1に記載のバイオセンサストリップ。
- 前記酵素は、ブドウ糖酸化酵素及びブドウ糖脱水素酵素からなる群から選択される請求項2に記載のバイオセンサストリップ。
- 前記メディエータは、フェリシアン化塩である請求項2に記載のバイオセンサストリップ。
- 前記メディエータは、フェロセン又はその誘導体である請求項2に記載のバイオセンサストリップ。
- 前記メディエータは、フェナントロリンキノン又はその誘導体である請求項2に記載のバイオセンサストリップ。
- (a)請求項1のバイオセンサストリップを準備するステップと、
(b)前記バイオセンサストリップに前記生物学的液体を供給するステップと、
(c)前記バイオセンサストリップをアナライトモニターに挿入するステップと、
(d)前記参照電極に関して作用電極に電圧を印加するステップと、
(e)前記作用電極と前記対電極との間に流れる電流を測定するステップと、
(f)前記アナライトの濃度に測定された電流を関連させるステップとを含む、生物学的な流体のサンプルのアナライトの濃度を決定する方法。 - 前記スペーサ層は、接着剤を含む請求項1に記載のバイオセンサストリップ。
- 前記接着剤は感圧接着剤である請求項8に記載のバイオセンサストリップ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/062,313 US6863800B2 (en) | 2002-02-01 | 2002-02-01 | Electrochemical biosensor strip for analysis of liquid samples |
US10/062,313 | 2002-02-01 | ||
PCT/US2003/001764 WO2003067252A2 (en) | 2002-02-01 | 2003-01-21 | Electrochemical biosensor strip for analysis of liquid samples |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009259484A Division JP5197552B2 (ja) | 2002-02-01 | 2009-11-13 | 液体サンプルの分析のための電気化学式バイオセンサストリップ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005517181A JP2005517181A (ja) | 2005-06-09 |
JP4879459B2 true JP4879459B2 (ja) | 2012-02-22 |
Family
ID=27658554
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003566551A Expired - Fee Related JP4879459B2 (ja) | 2002-02-01 | 2003-01-21 | 液体サンプルの分析のための電気化学式バイオセンサストリップ |
JP2009259484A Expired - Fee Related JP5197552B2 (ja) | 2002-02-01 | 2009-11-13 | 液体サンプルの分析のための電気化学式バイオセンサストリップ |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009259484A Expired - Fee Related JP5197552B2 (ja) | 2002-02-01 | 2009-11-13 | 液体サンプルの分析のための電気化学式バイオセンサストリップ |
Country Status (10)
Country | Link |
---|---|
US (1) | US6863800B2 (ja) |
EP (1) | EP1472537A2 (ja) |
JP (2) | JP4879459B2 (ja) |
AR (1) | AR038461A1 (ja) |
AU (1) | AU2003205258A1 (ja) |
BR (1) | BR0305257A (ja) |
CA (1) | CA2474912C (ja) |
MX (1) | MXPA04007411A (ja) |
TW (1) | TW200305017A (ja) |
WO (1) | WO2003067252A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010032552A (ja) * | 2002-02-01 | 2010-02-12 | Abbott Lab | 液体サンプルの分析のための電気化学式バイオセンサストリップ |
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WO2003067252A2 (en) | 2003-08-14 |
BR0305257A (pt) | 2004-12-07 |
MXPA04007411A (es) | 2004-11-26 |
AR038461A1 (es) | 2005-01-19 |
TW200305017A (en) | 2003-10-16 |
CA2474912A1 (en) | 2003-08-14 |
AU2003205258A1 (en) | 2003-09-02 |
JP5197552B2 (ja) | 2013-05-15 |
JP2010032552A (ja) | 2010-02-12 |
WO2003067252A3 (en) | 2003-09-25 |
JP2005517181A (ja) | 2005-06-09 |
US20030146110A1 (en) | 2003-08-07 |
CA2474912C (en) | 2012-03-06 |
US6863800B2 (en) | 2005-03-08 |
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