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RU2002113054A - Электрохимическая тестирующая полоска для применения при определении содержания анализируемого вещества - Google Patents

Электрохимическая тестирующая полоска для применения при определении содержания анализируемого вещества

Info

Publication number
RU2002113054A
RU2002113054A RU2002113054/28A RU2002113054A RU2002113054A RU 2002113054 A RU2002113054 A RU 2002113054A RU 2002113054/28 A RU2002113054/28 A RU 2002113054/28A RU 2002113054 A RU2002113054 A RU 2002113054A RU 2002113054 A RU2002113054 A RU 2002113054A
Authority
RU
Russia
Prior art keywords
test strip
electrochemical test
strip according
analyte
enzyme
Prior art date
Application number
RU2002113054/28A
Other languages
English (en)
Other versions
RU2256171C2 (ru
Inventor
Йеунг Сиу Ю (US)
Йеунг Сиу Ю
Махеш ШАХ (US)
Махеш ШАХ
Original Assignee
Лайфскен, Инк. (Us)
Лайфскен, Инк.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Лайфскен, Инк. (Us), Лайфскен, Инк. filed Critical Лайфскен, Инк. (Us)
Publication of RU2002113054A publication Critical patent/RU2002113054A/ru
Application granted granted Critical
Publication of RU2256171C2 publication Critical patent/RU2256171C2/ru

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/28Electrolytic cell components
    • G01N27/30Electrodes, e.g. test electrodes; Half-cells
    • G01N27/327Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y15/00Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING 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
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/001Enzyme electrodes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54366Apparatus specially adapted for solid-phase testing
    • G01N33/54373Apparatus specially adapted for solid-phase testing involving physiochemical end-point determination, e.g. wave-guides, FETS, gratings
    • G01N33/5438Electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Nanotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • Hematology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Zoology (AREA)
  • Urology & Nephrology (AREA)
  • Microbiology (AREA)
  • Biomedical Technology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Biotechnology (AREA)
  • Pathology (AREA)
  • Cell Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biophysics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Composite Materials (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Genetics & Genomics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Claims (10)

1. Электрохимическая тестирующая полоска, включающая в себя (a) реакционную зону, ограниченную противоположными рабочим электродом и электродом сравнения, разделенными с помощью разделительного слоя, причем, по меньшей мере, один из указанных первого и второго электродов имеет поверхность, модифицированную однородным модифицирующим поверхность слоем, выполненным из самособирающихся молекул, имеющих первую сульфгидрильную концевую группу и вторую сульфонатную концевую группу, причем указанные сульфгидрильная и сульфонатная концевые группы разделены соединительной группой низшего алкила, и (b) систему окислительно-восстановительного реагента, присутствующую в указанной реакционной зоне, причем указанная система окислительно-восстановительного реагента включает в себя, по меньшей мере, один фермент и медиатор.
2. Электрохимическая тестирующая полоска по п.1, отличающаяся тем, что, по меньшей мере, один из указанных электродов включает в себя металл, выбранный из группы, состоящей из золота, палладия, платины, серебра, иридия, углерода, легированного индием оксида олова и нержавеющей стали.
3. Электрохимическая тестирующая полоска по п.1 или 2, отличающаяся тем, что самособирающиеся молекулы имеют формулу
HS-(СН2)n-SO3Y,
в которой n = 1 - 6;
Y представляет собой Н или катион.
4. Электрохимическая тестирующая полоска по любому из пп.1, 2 или 3, отличающаяся тем, что указанный, по меньшей мере, один фермент включает в себя окисляющий фермент.
5. Электрохимическая тестирующая полоска по п.4, отличающаяся тем, что указанный окисляющий фермент представляет собой фермент, окисляющий глюкозу.
6. Электрохимическая тестирующая полоска по любому из пп.1-5, отличающаяся тем, что указанная самособирающаяся молекула представляет собой 2-меркаптоэтансульфоновую кислоту или ее соль.
7. Электрохимическая тестирующая полоска по любому из пп.1-6, отличающаяся тем, что указанная реакционная зона имеет объем в диапазоне от около 0,1 до 10 мкл.
8. Способ определения концентрации анализируемого вещества в физиологическом образце, причем указанный способ включает в себя этапы, на которых (a) прикладывают указанный физиологический образец к электрохимической тестирующей полоске по любому из пп.1-7, (b) определяют электрический сигнал в указанной реакционной зоне с использованием указанных металлических электродов, и (c) соотносят указанный электрический сигнал с количеством указанного анализируемого вещества в указанном образце.
9. Способ по п.8, отличающийся тем, что указанное анализируемое вещество представляет собой глюкозу.
10. Набор для применения при определении концентрации анализируемого вещества в физиологическом образце, причем указанный набор включает (a) электрохимическую тестирующую полоску по любому из пп.1-7, и (b) по меньшей мере, один из: (i) средство для получения указанного физиологического образца, и (ii) стандарт анализируемого вещества.
RU2002113054/28A 2000-02-02 2001-01-25 Электрохимическая тестирующая полоска для применения при определении содержания анализируемого вещества RU2256171C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/497,269 US6716577B1 (en) 2000-02-02 2000-02-02 Electrochemical test strip for use in analyte determination
US09/497,269 2000-02-02

Publications (2)

Publication Number Publication Date
RU2002113054A true RU2002113054A (ru) 2004-01-27
RU2256171C2 RU2256171C2 (ru) 2005-07-10

Family

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RU2002113054/28A RU2256171C2 (ru) 2000-02-02 2001-01-25 Электрохимическая тестирующая полоска для применения при определении содержания анализируемого вещества

Country Status (20)

Country Link
US (2) US6716577B1 (ru)
EP (1) EP1254365B1 (ru)
JP (1) JP4070999B2 (ru)
KR (1) KR100856342B1 (ru)
CN (1) CN1394278A (ru)
AR (1) AR027347A1 (ru)
AT (1) ATE449961T1 (ru)
AU (2) AU778966C (ru)
CA (1) CA2388272C (ru)
CZ (1) CZ20022946A3 (ru)
DE (1) DE60140600D1 (ru)
ES (1) ES2334883T3 (ru)
HK (1) HK1050047B (ru)
IL (1) IL149661A0 (ru)
MX (1) MXPA02005796A (ru)
MY (1) MY133963A (ru)
PL (1) PL358134A1 (ru)
RU (1) RU2256171C2 (ru)
TW (1) TW593680B (ru)
WO (1) WO2001057238A2 (ru)

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