KR101203898B1 - 전도성 고분자의 나노로드 구조를 포함하는 고감도 다공성 글루코오스 바이오센서 및 그 제조 방법 - Google Patents
전도성 고분자의 나노로드 구조를 포함하는 고감도 다공성 글루코오스 바이오센서 및 그 제조 방법 Download PDFInfo
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Abstract
Description
| 전 극 |
Linearity (R2) |
Randles' slope | 유효전극면적 (cm2) |
| 평면 골드(Au) | 0.99584 | 0.14536 | 0.6199 |
| 평면 골드/폴리아닐린 박막 | 0.99543 | 0.18464 | 0.7874 |
| 평면 골드/폴리아닐린 나노로드 | 0.99953 | 0.38255 | 1.6313 |
| 다공성 골드(Au) | 0.99921 | 0.30519 | 1.3014 |
| 다공성 골드/폴리아닐린 나노로드 | 0.99356 | 0.77831 | 3.3189 |
| 다공성 골드/폴리아닐린 나노로드/백금나노입자 | 0.99562 | 0.79611 | 3.3948 |
| 전 극 | 농도 범위 (mM) |
감도 (μA/mM) |
상관계수 (R2) |
| 평면 골드/폴리아닐린 나노로드 | 0.6 ~ 10 | 1.61 | 0.9992 |
| 평면 골드/폴리아닐린 나노로드/백금나노입자 | 0.3 ~ 2.5 | 7.28 | 0.9986 |
| 다공성 골드/폴리아닐린 나노로드 | 0.15 ~ 5 | 13.66 | 0.9983 |
| 다공성 골드/폴리아닐린 나노로드/백금나노입자 | 0.0092 ~ 5 | 35.64 | 0.9996 |
Claims (15)
- 기준 전극, 상대 전극 및 작업 전극을 포함하는 글루코오스 바이오센서로서, 상기 작업 전극은 골드(Au)층 상부에 형성된 전도성 고분자의 나노로드(nanorod)를 포함하며, 효소가 고정되어 있는 것을 특징으로 하는 글루코오스 바이오센서.
- 제 1항에 있어서, 상기 작업 전극은 다공성 실리콘 기재를 포함하는 것을 특징으로 하는 글루코오스 바이오센서.
- 제 2항에 있어서, 상기 실리콘 기재 상부에 골드(Au)층이 적층된 것을 특징으로 하는 글루코오스 바이오센서.
- 제 3항에 있어서, 상기 실리콘 기재와 골드(Au)층이 사이에 티타늄(Ti)층이 적층된 것을 특징으로 하는 글루코오스 바이오센서.
- 삭제
- 제 1항에 있어서, 상기 전도성 고분자는 폴리아세틸렌(polyacetylene), 폴리아닐린(polyaniline), 폴리피롤(polypyrrole), 폴리티오펜(polythiophene), 폴리설퍼니트리드(poly sulfur nitride)로 구성된 군으로부터 선택되는 것을 특징으로 하는 글루코오스 바이오센서.
- 제 1항에 있어서, 상기 효소는 글루코오스 옥시다아제인 것을 특징으로 하는 글루코오스 바이오센서.
- 제 1항에 있어서, 상기 효소는 상기 전도성 고분자와 공유 결합을 통해 고정되어 있는 것을 특징으로 하는 글루코오스 바이오센서.
- 제 1항에 있어서, 상기 전도성 고분자의 나노로드에 백금(Pt) 나노입자가 삽입되어 분산되어 있는 것을 특징으로 하는 글루코오스 바이오센서.
- 제 9항에 있어서, 상기 백금(Pt) 나노입자의 크기는 50 nm 이내인 것을 특징으로 하는 글루코오스 바이오센서.
- 제 9항에 있어서, 상기 효소는 상기 백금 나노입자의 표면에 고정되는 것을 특징으로 하는 글루코오스 바이오센서.
- 기준 전극, 상대 전극 및 작업 전극을 포함하는 글루코오스 바이오센서의 제조 방법에 있어서,상기 작업 전극 상에 다공성 실리콘층을 형성하는 단계;상기 다공성 실리콘층 상부에 전도성 고분자의 나노로드를 형성하는 단계; 및상기 전도성 고분자의 나로로드와 효소를 결합시켜 고정하는 단계를 포함하는 고감도 다공성 글루코오스 바이오센서의 제조 방법.
- 기준 전극, 상대 전극 및 작업 전극을 포함하는 글루코오스 바이오센서의 제조 방법에 있어서,상기 작업 전극 상에 다공성 실리콘층을 형성하는 단계;상기 실리콘층 상부에 전도성 고분자의 나노로드를 형성하는 단계;상기 전도성 고분자의 나노로드 사이에 백금(Pt) 나노입자를 분산시키는 단계; 및상기 백금(Pt) 나노입자와 효소를 직접 결합시켜 고정하는 단계를 포함하는 고감도 다공성 글루코오스 바이오센서의 제조 방법.
- 제 12항 또는 제13항에 있어서, 상기 다공성 실리콘층 상부에 골드(Au)층을 증착하는 단계를 더 포함하는 것을 특징으로 하는 고감도 다공성 글루코오스 바이오센서의 제조 방법.
- 제 14항에 있어서, 상기 골드(Au)층 상부에 티타늄(Ti)층을 증착하는 단계를 더 포함하는 것을 특징으로 하는 고감도 다공성 글루코오스 바이오센서의 제조 방법.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220046535A (ko) * | 2019-12-31 | 2022-04-14 | 고려대학교 산학협력단 | 효소 고정 플랫폼 및 효소 고정 방법 |
| US11562907B2 (en) | 2018-11-29 | 2023-01-24 | International Business Machines Corporation | Nanostructure featuring nano-topography with optimized electrical and biochemical properties |
| US11959874B2 (en) | 2018-11-29 | 2024-04-16 | International Business Machines Corporation | Nanostructure featuring nano-topography with optimized electrical and biochemical properties |
| US12023162B2 (en) | 2018-11-29 | 2024-07-02 | International Business Machines Corporation | Three-dimensional silicon-based comb probe with optimized biocompatible dimensions for neural sensing and stimulation |
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| CN102520187B (zh) * | 2011-11-23 | 2014-06-18 | 江南大学 | 一种基于聚苯胺纳米金复合膜免疫传感器的制备方法及其应用 |
| KR101450385B1 (ko) * | 2012-03-21 | 2014-10-15 | 광운대학교 산학협력단 | 글루코오스 농도 측정용 바이오센서 및 그 제조방법 |
| KR101682793B1 (ko) * | 2015-02-13 | 2016-12-06 | 서울대학교산학협력단 | 백금 입자가 부착된 극미세 카르복실화 폴리피롤 나노입자 기반 도파민 센서의 제조 방법 |
| KR102423250B1 (ko) | 2015-03-04 | 2022-07-21 | 삼성전자주식회사 | 효소 기반의 전위차법 글루코스 검출용 센서 및 이의 제조방법 |
| KR101711785B1 (ko) * | 2016-01-12 | 2017-03-02 | 서울대학교산학협력단 | 식물의 전기전도도 측정용 마이크로 니들 프로브 및 이를 구비한 전기전도도 측정장치 |
| KR101765079B1 (ko) | 2016-01-12 | 2017-08-04 | 서울대학교산학협력단 | 식물의 수액 흐름 측정용 마이크로 니들 프로브 및 이를 구비한 수액 흐름 측정 장치 |
| WO2017123000A1 (ko) | 2016-01-12 | 2017-07-20 | 서울대학교 산학협력단 | 식물의 수액 흐름 측정용 마이크로 니들 프로브 및 이를 구비한 수액 흐름 측정 장치 |
| KR102053457B1 (ko) | 2018-01-22 | 2019-12-06 | 제주대학교 산학협력단 | 자가전력 글루코오스 센서 및 이를 적용하여 글루코오스 농도의 검출방법 |
| CN114460151B (zh) * | 2022-03-04 | 2024-08-23 | 苏州大学 | 一种无偏压酶促型葡萄糖光电化学传感电极及其制备方法 |
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| KR100729147B1 (ko) * | 2006-06-22 | 2007-06-19 | 고려대학교 산학협력단 | 고감도 바이오센서 및 이를 포함하는 복합 바이오센서 |
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| KR100729147B1 (ko) * | 2006-06-22 | 2007-06-19 | 고려대학교 산학협력단 | 고감도 바이오센서 및 이를 포함하는 복합 바이오센서 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11562907B2 (en) | 2018-11-29 | 2023-01-24 | International Business Machines Corporation | Nanostructure featuring nano-topography with optimized electrical and biochemical properties |
| US11959874B2 (en) | 2018-11-29 | 2024-04-16 | International Business Machines Corporation | Nanostructure featuring nano-topography with optimized electrical and biochemical properties |
| US12023162B2 (en) | 2018-11-29 | 2024-07-02 | International Business Machines Corporation | Three-dimensional silicon-based comb probe with optimized biocompatible dimensions for neural sensing and stimulation |
| KR20220046535A (ko) * | 2019-12-31 | 2022-04-14 | 고려대학교 산학협력단 | 효소 고정 플랫폼 및 효소 고정 방법 |
| KR102514867B1 (ko) * | 2019-12-31 | 2023-03-27 | 고려대학교 산학협력단 | 효소 고정 플랫폼 및 효소 고정 방법 |
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