JP6081414B2 - バイオセンサのための低全塩試薬組成物およびシステム - Google Patents
バイオセンサのための低全塩試薬組成物およびシステム Download PDFInfo
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- VHYYJWLKCODCNM-OIMNJJJWSA-N n-methyl-n-[(2s,3r,4r,5r)-2,3,4,5,6-pentahydroxyhexyl]heptanamide Chemical compound CCCCCCC(=O)N(C)C[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO VHYYJWLKCODCNM-OIMNJJJWSA-N 0.000 description 1
- HEGSGKPQLMEBJL-UHFFFAOYSA-N n-octyl beta-D-glucopyranoside Natural products CCCCCCCCOC1OC(CO)C(O)C(O)C1O HEGSGKPQLMEBJL-UHFFFAOYSA-N 0.000 description 1
- BRTPYBXQVFNPCB-UHFFFAOYSA-N n-phenyl-3h-phenoxazin-3-amine Chemical compound C1=CC2=NC3=CC=CC=C3OC2=CC1NC1=CC=CC=C1 BRTPYBXQVFNPCB-UHFFFAOYSA-N 0.000 description 1
- DLZPPUIHGWXDNJ-UHFFFAOYSA-N n-phenylphenothiazin-3-imine Chemical compound C1=CC=CC=C1N=C1C=C2SC3=CC=CC=C3N=C2C=C1 DLZPPUIHGWXDNJ-UHFFFAOYSA-N 0.000 description 1
- LJXXBBCNKKOAHS-UHFFFAOYSA-N n-phenylphenoxazin-3-imine Chemical compound C1=CC=CC=C1N=C1C=C2OC3=CC=CC=C3N=C2C=C1 LJXXBBCNKKOAHS-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- BOPGDPNILDQYTO-NNYOXOHSSA-N nicotinamide-adenine dinucleotide Chemical compound C1=CCC(C(=O)N)=CN1[C@H]1[C@H](O)[C@H](O)[C@@H](COP(O)(=O)OP(O)(=O)OC[C@@H]2[C@H]([C@@H](O)[C@@H](O2)N2C3=NC=NC(N)=C3N=C2)O)O1 BOPGDPNILDQYTO-NNYOXOHSSA-N 0.000 description 1
- HEGSGKPQLMEBJL-RKQHYHRCSA-N octyl beta-D-glucopyranoside Chemical compound CCCCCCCCO[C@@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O HEGSGKPQLMEBJL-RKQHYHRCSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- 229960005489 paracetamol Drugs 0.000 description 1
- 150000002990 phenothiazines Chemical class 0.000 description 1
- 125000001644 phenoxazinyl group Chemical class C1(=CC=CC=2OC3=CC=CC=C3NC12)* 0.000 description 1
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 210000002381 plasma Anatomy 0.000 description 1
- 229920001308 poly(aminoacid) Polymers 0.000 description 1
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000656 polylysine Polymers 0.000 description 1
- 229940005642 polystyrene sulfonic acid Drugs 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- MMXZSJMASHPLLR-UHFFFAOYSA-N pyrroloquinoline quinone Chemical compound C12=C(C(O)=O)C=C(C(O)=O)N=C2C(=O)C(=O)C2=C1NC(C(=O)O)=C2 MMXZSJMASHPLLR-UHFFFAOYSA-N 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 150000004053 quinones Chemical class 0.000 description 1
- YAYGSLOSTXKUBW-UHFFFAOYSA-N ruthenium(2+) Chemical compound [Ru+2] YAYGSLOSTXKUBW-UHFFFAOYSA-N 0.000 description 1
- BPEVHDGLPIIAGH-UHFFFAOYSA-N ruthenium(3+) Chemical compound [Ru+3] BPEVHDGLPIIAGH-UHFFFAOYSA-N 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 229940048109 sodium methyl cocoyl taurate Drugs 0.000 description 1
- LGORLCOUTMVEAC-UHFFFAOYSA-M sodium;2-nonylphenolate Chemical compound [Na+].CCCCCCCCCC1=CC=CC=C1[O-] LGORLCOUTMVEAC-UHFFFAOYSA-M 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229940066767 systemic antihistamines phenothiazine derivative Drugs 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 150000003626 triacylglycerols Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Images
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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
- C12Q1/004—Enzyme electrodes mediator-assisted
-
- 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
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- Urology & Nephrology (AREA)
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- Wood Science & Technology (AREA)
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Description
Claims (11)
- 試料中の被分析物の濃度を決定するためのバイオセンサシステムであって、
被分析物のレドックス反応を選択的に実施するための反応手段と、
被分析物のレドックス反応の速度を測定するための測定手段と、を含み、
前記測定手段が少なくとも一つの誤差パラメータに対応する少なくとも一つの勾配偏差(ΔS)値を決定し、
前記測定手段がさらに、少なくとも一つの参照相関と、少なくとも一つの勾配偏差(ΔS)値とを包含する補正式から試料中の被分析物濃度を決定し、
ここで、補正式が最低でも0.5の決定係数(R2)値を有し、決定係数(R2)値が少なくとも一つの参照相関と、少なくとも一つの誤差パラメータの相関を示す、
システム。 - 前記測定手段が少なくとも二つの導体を包含し、
前記反応手段が、
ベースであって、少なくとも二つの導体が前記ベース上にあり、その導体の一つが作用電極であるベースと、
前記作用電極上または近傍に配置された試薬組成物と、
少なくとも二つの導体および前記試薬組成物上に容器と、
を含み、
前記試薬組成物が、
バインダと、
容器体積のμL当たり最高67nmolの濃度で試薬組成物中に存在する、緩衝塩と、
容器体積のμL当たり最高40nmolの濃度で試薬組成物中に存在する、メディエータと、
酵素系と、
非イオン性界面活性剤と、
を含む、請求項1に記載のシステム。 - 前記測定手段が少なくとも二つの導体を包含し、
前記反応手段が、
ベースであって、少なくとも二つの導体が前記ベース上にあり、その導体の一つが作用電極面積を有する作用電極であるベースと、
前記作用電極上または近傍に配置された試薬組成物と、
を含み、
前記試薬組成物が、
バインダと、
作用電極面積のmm2当たり最高167nmolの濃度で前記試薬組成物中に存在する、緩衝塩と、
作用電極面積のmm2当たり最高100nmolの濃度で前記試薬組成物中に存在する、メディエータと、
酵素系と、
非イオン性界面活性剤と、
を含む、請求項1に記載のシステム。 - 前記反応手段が、
バインダと、
緩衝塩と、
最高20%(w/w)の、遷移金属ではない金属を含む無機塩を含むメディエータと、
酵素系と、
を含む、請求項1に記載のシステム。 - 前記反応手段に試料を導入してから最長7秒のピーク時間で、前記測定手段が試料中の被分析物の濃度に対応する、前記反応手段からの出力信号値を測定する、請求項1に記載のシステム。
- 前記試薬組成物がさらに、イオン性界面活性剤を含む、請求項2〜5のいずれか一項に記載のシステム。
- 前記イオン性界面活性剤がアニオン性界面活性剤を含む、請求項6に記載のシステム。
- 前記試薬組成物がさらに、試薬組成物表面面積のmm2当たり約3〜約16ng/mm2のアニオン性界面活性剤、容器体積のμL当たり約20〜約40ngのイオン性界面活性剤、または作用電極面積のmm2当たり約10〜約350ngのイオン性界面活性剤を含む、請求項2に記載のシステム。
- 前記緩衝塩がNa2HPO4を含む、請求項2〜8のいずれか一項に記載のシステム。
- 前記メディエータが最高15%(w/w)の遷移金属ではない金属を含む、請求項2〜9のいずれか一項に記載のシステム。
- 前記非イオン性界面活性剤が糖を含む、請求項2〜10のいずれか一項に記載のシステム。
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US20124208P | 2008-12-08 | 2008-12-08 | |
US61/201,242 | 2008-12-08 |
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JP2014224828A JP2014224828A (ja) | 2014-12-04 |
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JP2014157974A Active JP6081414B2 (ja) | 2008-12-08 | 2014-08-01 | バイオセンサのための低全塩試薬組成物およびシステム |
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EP (1) | EP2373805B1 (ja) |
JP (2) | JP5773883B2 (ja) |
CN (1) | CN102227505B (ja) |
BR (1) | BRPI0923340A2 (ja) |
CA (1) | CA2742377C (ja) |
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ES (1) | ES2555215T3 (ja) |
HR (1) | HRP20151237T1 (ja) |
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RU209089U1 (ru) * | 2021-10-22 | 2022-02-01 | Кирилл Владимирович Романенко | Электрохимический биосенсор для определения концентрации глюкозы в крови |
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WO2010077598A1 (en) | 2010-07-08 |
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DK2373805T3 (en) | 2015-12-07 |
BRPI0923340A2 (pt) | 2018-05-29 |
US20110297540A1 (en) | 2011-12-08 |
CN102227505A (zh) | 2011-10-26 |
EP2373805A1 (en) | 2011-10-12 |
CA2742377C (en) | 2018-05-22 |
CA2742377A1 (en) | 2010-07-08 |
US8871069B2 (en) | 2014-10-28 |
ES2555215T3 (es) | 2015-12-29 |
RU2011128002A (ru) | 2013-01-20 |
JP2012511159A (ja) | 2012-05-17 |
JP5773883B2 (ja) | 2015-09-02 |
PL2373805T3 (pl) | 2016-03-31 |
EP2373805B1 (en) | 2015-11-04 |
CN102227505B (zh) | 2016-05-11 |
HRP20151237T1 (hr) | 2015-12-18 |
JP2014224828A (ja) | 2014-12-04 |
PT2373805E (pt) | 2015-12-30 |
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