JP4936536B2 - 定量・定性分析方法 - Google Patents
定量・定性分析方法 Download PDFInfo
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- JP4936536B2 JP4936536B2 JP2007183110A JP2007183110A JP4936536B2 JP 4936536 B2 JP4936536 B2 JP 4936536B2 JP 2007183110 A JP2007183110 A JP 2007183110A JP 2007183110 A JP2007183110 A JP 2007183110A JP 4936536 B2 JP4936536 B2 JP 4936536B2
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Description
図4はフェロシアン化カリウム添加によるAu電極の電位変化を示す。また、図5に各種の酸化還元物質の追加によるAu電極の出力濃度変化の濃度依存性を示す。
4 ・・・作用電極(Au電極)
6 ・・・サンプル液
Claims (5)
- 自らは酸化還元せずにサンプル液との間で電子の授受を行いうる元素で構成されており、なおかつ表面に所定の応答性物質が固定化されている作用電極を前記サンプル液に浸すことにより、当該サンプル液中に含まれる測定対象物質が前記応答性物質に応答して生じる、作用電極の電位変化を測定するようにした測定対象物質の定量及び/又は定性分析方法であって、
前記サンプル液に、前記測定対象物質とは反応しない酸化還元物質を含有させ、かつ、
前記酸化還元物質が、アスコルビン酸、フェロシアン化カリウム又はフェリシアン化カリウムであることを特徴とする定量及び/又は定性分析方法。 - 前記測定対象物質が、生体構成分子である請求項1記載の定量及び/又は定性分析方法。
- 前記測定対象物質がDNAであり、前記応答性物質が前記DNAの相補DNAであって、それらDNA及び相補DNAがハイブリタイゼーションを引き起こす際の作用電極の電位変化を測定するようにしている請求項1又は2記載の定量及び/又は定性分析方法。
- 前記作用電極を構成する元素が、Au、Pt、Ag、C、Ti、W、Sn、In又はIrである請求項1乃至3いずれか記載の定量及び/又は定性分析方法。
- 前記酸化還元物質の濃度を数nmol/l〜数mmol/lの範囲に設定している請求項1乃至4いずれか記載の定量及び/又は定性分析方法。
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JP2007183110A JP4936536B2 (ja) | 2006-07-13 | 2007-07-12 | 定量・定性分析方法 |
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JP2006193351 | 2006-07-13 | ||
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JP2007183110A JP4936536B2 (ja) | 2006-07-13 | 2007-07-12 | 定量・定性分析方法 |
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JP2008039773A JP2008039773A (ja) | 2008-02-21 |
JP4936536B2 true JP4936536B2 (ja) | 2012-05-23 |
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JP2007183110A Expired - Fee Related JP4936536B2 (ja) | 2006-07-13 | 2007-07-12 | 定量・定性分析方法 |
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Families Citing this family (1)
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CN114486872B (zh) * | 2022-01-27 | 2024-01-19 | 巨进科 | 一种小麦粉中抗坏血酸的半定量检测方法及应用 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3175021B2 (ja) * | 1992-01-29 | 2001-06-11 | 東亜ディーケーケー株式会社 | pH測定電極の電位安定化方法及び装置 |
JP3175022B2 (ja) * | 1992-01-29 | 2001-06-11 | 東亜ディーケーケー株式会社 | pH測定装置及びその校正方法 |
JPH09138213A (ja) * | 1995-11-15 | 1997-05-27 | Sangi Co Ltd | 免疫センサ |
RU2161653C2 (ru) * | 1998-08-24 | 2001-01-10 | ФАРМАКОВСКИЙ Дмитрий Александрович | Способ количественного электрохимического анализа биомолекул |
JP2004028887A (ja) * | 2002-06-27 | 2004-01-29 | Yamaguchi Technology Licensing Organization Ltd | 分子鋳型膜を利用したコレステロールセンサの開発およびそれを用いる非侵襲的なコレステロール計測法および機器 |
JP2005077210A (ja) * | 2003-08-29 | 2005-03-24 | National Institute For Materials Science | 生体分子検出素子及びそれを用いた核酸解析方法 |
WO2005090961A1 (ja) * | 2004-03-24 | 2005-09-29 | Japan Science And Technology Agency | 生体分子に関する形態及び情報をis−fetを利用して検出する測定法およびシステム |
JP3874772B2 (ja) * | 2004-07-21 | 2007-01-31 | 株式会社日立製作所 | 生体関連物質測定装置及び測定方法 |
JP4604176B2 (ja) * | 2004-08-17 | 2010-12-22 | 独立行政法人産業技術総合研究所 | 表面電位測定型センサー装置 |
JP4744910B2 (ja) * | 2004-11-11 | 2011-08-10 | 株式会社堀場製作所 | バイオセンサ、マルチバイオセンサ及びこれを用いた多成分測定システム |
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