JP2013511716A - 炭素系電極の制御された電気化学的活性化 - Google Patents
炭素系電極の制御された電気化学的活性化 Download PDFInfo
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- 230000004913 activation Effects 0.000 title claims abstract description 47
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 125000000524 functional group Chemical group 0.000 claims description 5
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 4
- 230000000737 periodic effect Effects 0.000 claims description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 2
- 230000001900 immune effect Effects 0.000 claims 2
- 238000001994 activation Methods 0.000 abstract description 51
- 230000004044 response Effects 0.000 abstract description 10
- 238000013459 approach Methods 0.000 abstract 1
- 238000006911 enzymatic reaction Methods 0.000 abstract 1
- 230000009210 ongoing activation Effects 0.000 abstract 1
- 108010001336 Horseradish Peroxidase Proteins 0.000 description 10
- 239000000872 buffer Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- LOKCTEFSRHRXRJ-UHFFFAOYSA-I dipotassium trisodium dihydrogen phosphate hydrogen phosphate dichloride Chemical compound P(=O)(O)(O)[O-].[K+].P(=O)(O)([O-])[O-].[Na+].[Na+].[Cl-].[K+].[Cl-].[Na+] LOKCTEFSRHRXRJ-UHFFFAOYSA-I 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000002953 phosphate buffered saline Substances 0.000 description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003908 quality control method Methods 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000003487 electrochemical reaction Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000011534 incubation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
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- 102000004169 proteins and genes Human genes 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- YRNWIFYIFSBPAU-UHFFFAOYSA-N 4-[4-(dimethylamino)phenyl]-n,n-dimethylaniline Chemical compound C1=CC(N(C)C)=CC=C1C1=CC=C(N(C)C)C=C1 YRNWIFYIFSBPAU-UHFFFAOYSA-N 0.000 description 1
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- 231100000673 dose–response relationship Toxicity 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
- 229910021397 glassy carbon Inorganic materials 0.000 description 1
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
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- 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
- G01N27/3275—Sensing specific biomolecules, e.g. nucleic acid strands, based on an electrode surface reaction
- G01N27/3276—Sensing specific biomolecules, e.g. nucleic acid strands, based on an electrode surface reaction being a hybridisation with immobilised receptors
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- 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
- G01N27/38—Cleaning of electrodes
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- 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
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Description
Claims (20)
- センサを製造するための方法であって、
センサ電極及び基準電極を水溶液に暴露するステップ、
該基準電極に対して該センサ電極に電位を印加するステップ、並びに
該センサ電極と該基準電極との間の電気化学的静電容量を測定するステップ、
を含む上記方法。 - 所定の電気化学的静電容量値に達したら前記電位を除去するステップをさらに含む、請求項1に記載の方法。
- 前記電位が周期的様式で前記センサ電極に印加される、請求項2に記載の方法。
- 前記周期的様式が、
前記センサ電極が前記水溶液中の電解質とのファラデー反応に実質的に関与する第1の電位レベルに前記電位を設定するステップ、及び
該センサが該水溶液中の電解質とのファラデー反応に実質的に関与しない第2の電位レベルに該電位を設定するステップ、
を含む、請求項3に記載の方法。 - 前記電気化学的静電容量が、前記電位が前記第2の電位レベルにある時に測定される、請求項4に記載の方法。
- 前記センサ電極が、炭素系電極である、請求項5に記載の方法。
- ファラデー型反応を介して前記センサ電極の表面に官能基を導入する、請求項6に記載の方法。
- 前記電位が固定サイクル数印加される方法と比較して、前記センサ電極の前記表面の電気化学的特性の再現性を向上させる、請求項7に記載の方法。
- 電気化学的静電容量とは無関係に、電位が固定サイクル数印加される方法と比較して、前記センサ電極の表面の電気化学的特性の再現性を向上させる、請求項1に記載の方法。
- 前記電位が周期的様式で前記センサ電極に印加される、請求項1に記載の方法。
- 請求項1に記載の方法により製造されるセンサ。
- 前記センサ電極が、炭素系電極である、請求項11に記載のセンサ。
- 前記官能基が、前記センサ電極の表面に結合している、請求項12に記載のセンサ。
- 前記官能基が、カルボキシル及びキノンの少なくとも一方を含む、請求項13に記載のセンサ。
- 免疫学的電気化学バイオセンサである、請求項14に記載のセンサ。
- 制御活性化装置であって、
センサ電極、
基準電極、
該センサ電極及び該基準電極と接触し、その間にある水溶液、並びに
該センサ電極と該基準電極との間の電気化学的静電容量を測定するための手段、
を備える、上記制御活性化装置。 - 前記センサ電極と前記基準電極との間の電気化学的静電容量を測定するための前記手段が、該基準電極への電圧を制御して該センサ電極における電流を測定する、電子測定機器を備える、請求項16に記載の制御活性化装置。
- 前記センサ電極が、炭素系電極である、請求項17に記載の制御活性化装置。
- 前記センサ電極の表面に結合した官能基をさらに備える、請求項18に記載の制御活性化装置。
- 前記センサ電極が、免疫学的電気化学バイオセンサを備える、請求項19に記載の制御活性化装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26377409P | 2009-11-23 | 2009-11-23 | |
US61/263,774 | 2009-11-23 | ||
PCT/US2010/054591 WO2011062738A1 (en) | 2009-11-23 | 2010-10-29 | Controlled electrochemical activation of carbon-based electrodes |
Publications (2)
Publication Number | Publication Date |
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JP2013511716A true JP2013511716A (ja) | 2013-04-04 |
JP5792181B2 JP5792181B2 (ja) | 2015-10-07 |
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JP2012539920A Active JP5792181B2 (ja) | 2009-11-23 | 2010-10-29 | 炭素系電極の制御された電気化学的活性化 |
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Country | Link |
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US (2) | US9000769B2 (ja) |
EP (1) | EP2504466B1 (ja) |
JP (1) | JP5792181B2 (ja) |
WO (1) | WO2011062738A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018508746A (ja) * | 2014-12-18 | 2018-03-29 | エフ.ホフマン−ラ ロシュ アーゲーF. Hoffmann−La Roche Aktiengesellschaft | 印刷電極 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2504466B1 (en) | 2009-11-23 | 2019-11-20 | Proxim Diagnostics Corporation | Controlled electrochemical activation of carbon-based electrodes |
JP5833755B2 (ja) | 2011-07-25 | 2015-12-16 | ブリマン、ミカイル | 診断試験用カートリッジ |
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EP2504466A4 (en) | 2016-02-24 |
WO2011062738A1 (en) | 2011-05-26 |
EP2504466B1 (en) | 2019-11-20 |
JP5792181B2 (ja) | 2015-10-07 |
US20120242345A1 (en) | 2012-09-27 |
EP2504466A1 (en) | 2012-10-03 |
US10041900B2 (en) | 2018-08-07 |
US20150168331A1 (en) | 2015-06-18 |
US9000769B2 (en) | 2015-04-07 |
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