KR20070000667A - 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서 및이것을 이용한 타겟물질 검출 방법 - Google Patents
압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서 및이것을 이용한 타겟물질 검출 방법 Download PDFInfo
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- G01N33/5308—Immunoassay; Biospecific binding assay; Materials therefor for analytes not provided for elsewhere, e.g. nucleic acids, uric acid, worms, mites
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Abstract
Description
Claims (9)
- 소스, 드레인, 게이트를 포함하며, 채널영역이 탄소나노튜브로 구성된 탄소나노튜브 트랜지스터와;상기 탄소나노튜브 트랜지스터의 채널영역을 구성하고 있는 탄소나노튜브의 표면에 흡착 개질된 DNA 압타머(aptamer)와;상기 압타머를 탄소나노튜브에 고정시키는 고정물질로 이루어진 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 청구항 1에 있어서, 상기 탄소나노튜브로 구성된 채널은 단일벽 또는 다중벽 나노튜브로 이루어진 것을 특징으로 하는 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 청구항 1에 있어서, 상기 탄소나노튜브로 구성된 채널은 뛰어난 트랜지스터 특성을 보이는 각종 금속 산화물 나노와이어 및 반도체 나노와이어인 것을 특징으로 하는 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 청구항 3에 있어서, 상기 나노와이어로 구성된 채널의 나노와이어는 종류에 관계없이 압타머를 인식물질로 사용하는 것으로서, 그 직경은 50 nm 이하인 것을 특징으로 하는 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 청구항 2에 있어서, 상기 단일벽 나노튜브는 2 nm 이하의 직경을 가진 탄소나노튜브이고, 상기 다중벽 나노튜브는 50 nm 이하의 직경을 가진 탄소나노튜브인 것을 특징으로 하는 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 청구항 1에 있어서, 상기 압타머를 탄소나노튜브 표면에 고정화시키는 고정물질은 피렌(pyrene) 및 탄소나노튜브와 친화력이 좋은 다른 분자중 선택된 어느 하나인 것을 특징으로 하는 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 청구항 1 또는 청구항 6에 있어서, 상기 고정물질의 소수성을 갖는 한쪽 부분이 상기 탄소나노튜브에 흡착되고, 다른 한쪽 부분이 상기 압타머와 공유결합되는 것을 특징으로 하는 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서.
- 탄소나노튜브 트랜지스터의 채널영역을 이루는 탄소나노튜브에 타켓 물질과 결합할 수 있는 압타머를 흡착시킨 구조의 탄소나노튜브 트랜지스터의 제작 구비하는 단계와;상기 압타머와 특이적으로 결합하는 타켓 물질이 압타머에 노출되었을 때 나타나는 탄소나노튜브의 전기전도도 변화를 측정하는 단계와;상기 전기전도도 변화 데이타를 근거로 해당 타켓 물질을 검출/확인하는 단계로 이루어지는 것을 특징으로 하는 청구항 1의 바이오센서를 이용한 타겟물질 검출 방법.
- 청구항 6에 있어서, 상기 타겟물질은 단백질(proteins), 펩티드(peptides), 아미노산(amino acids), 뉴클레오티드(nucleotides), 드러그(drugs), 비타민(vitamins), 유/무기화합물(organic/ inorganic compound)중 선택된 어느 하나인 것을 특징으로 하는 청구항 1의 바이오센서를 이용한 타겟물질 검출 방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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KR1020050056195A KR100748408B1 (ko) | 2005-06-28 | 2005-06-28 | 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서 및이것을 이용한 타겟물질 검출 방법 |
CN200580050014.3A CN101194162B (zh) | 2005-06-28 | 2005-12-19 | 一种以适配体作为分子识别元件的碳纳米管晶体管生物传感器及其用于检测靶材料的方法 |
PCT/KR2005/004372 WO2007102629A1 (en) | 2005-06-28 | 2005-12-19 | Carbon nanotube transistor biosensors with aptamers as molecular recognition elements and method for sensing a target material using the same |
EP05858774.2A EP1896847B1 (en) | 2005-06-28 | 2005-12-19 | Carbon nanotube transistor biosensors with aptamers as molecular recognition elements and method for sensing a target material using the same |
JP2008515615A JP2008542786A (ja) | 2005-06-28 | 2005-12-19 | アプタマーを利用したカーボンナノチューブトランジスタバイオセンサーおよびこれを利用したターゲット物質の検出方法 |
US11/952,310 US7854826B2 (en) | 2005-06-28 | 2007-12-07 | Carbon nanotube biosensors with aptamers as molecular recognition elements and method for sensing target material using the same |
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KR1020050056195A KR100748408B1 (ko) | 2005-06-28 | 2005-06-28 | 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서 및이것을 이용한 타겟물질 검출 방법 |
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KR20070000667A true KR20070000667A (ko) | 2007-01-03 |
KR100748408B1 KR100748408B1 (ko) | 2007-08-10 |
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KR1020050056195A KR100748408B1 (ko) | 2005-06-28 | 2005-06-28 | 압타머를 이용한 탄소 나노튜브 트랜지스터 바이오센서 및이것을 이용한 타겟물질 검출 방법 |
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US (1) | US7854826B2 (ko) |
EP (1) | EP1896847B1 (ko) |
JP (1) | JP2008542786A (ko) |
KR (1) | KR100748408B1 (ko) |
CN (1) | CN101194162B (ko) |
WO (1) | WO2007102629A1 (ko) |
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KR100888017B1 (ko) * | 2007-04-17 | 2009-03-09 | 성균관대학교산학협력단 | 극소량의 표적 물질 검출용 트랜지스터 기반 바이오센서 |
KR100907474B1 (ko) * | 2007-07-19 | 2009-07-13 | 한국화학연구원 | 바이오 센서, 그 제조방법 및 이를 이용한 바이오 물질의검출방법 |
WO2009037600A3 (en) * | 2007-09-17 | 2009-09-24 | Postech Academy-Industry Foundation | Solid substrate with surface bound molecules and methods for producing and using the same |
WO2009151219A1 (ko) * | 2008-06-11 | 2009-12-17 | 서울대학교산학협력단 | 복수의 금속 판들을 갖는 생체분자 센서 및 그 제조 방법 |
KR100944940B1 (ko) * | 2007-11-23 | 2010-03-03 | 재단법인서울대학교산학협력재단 | 압타머 리셉터가 부착된 일차원적 전도성 고분자나노재료를 이용한 비표지식 전계효과 트랜지스터바이오센서 제조방법 |
KR20110108661A (ko) * | 2010-03-29 | 2011-10-06 | 서울대학교산학협력단 | 미각 수용체 기능화된 탄소 나노튜브 전계효과 트랜지스터 기반 미각센서 및 이를 포함한 고선택성 바이오 전자혀 |
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- 2005-12-19 EP EP05858774.2A patent/EP1896847B1/en not_active Not-in-force
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KR100907474B1 (ko) * | 2007-07-19 | 2009-07-13 | 한국화학연구원 | 바이오 센서, 그 제조방법 및 이를 이용한 바이오 물질의검출방법 |
WO2009037600A3 (en) * | 2007-09-17 | 2009-09-24 | Postech Academy-Industry Foundation | Solid substrate with surface bound molecules and methods for producing and using the same |
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WO2009151219A1 (ko) * | 2008-06-11 | 2009-12-17 | 서울대학교산학협력단 | 복수의 금속 판들을 갖는 생체분자 센서 및 그 제조 방법 |
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KR101136881B1 (ko) * | 2008-12-03 | 2012-04-20 | 한국전자통신연구원 | 트랜지스터 구조의 바이오 센서 및 그의 제조방법 |
KR20110108661A (ko) * | 2010-03-29 | 2011-10-06 | 서울대학교산학협력단 | 미각 수용체 기능화된 탄소 나노튜브 전계효과 트랜지스터 기반 미각센서 및 이를 포함한 고선택성 바이오 전자혀 |
KR101525299B1 (ko) * | 2013-01-22 | 2015-06-03 | 연세대학교 원주산학협력단 | 압타머를 이용한 탄소 나노튜브 바이오센서 및 이를 이용한 타겟 물질 검출방법 |
KR20220153785A (ko) * | 2021-05-12 | 2022-11-21 | 주식회사 포스코 | 반도체성 탄소나노튜브를 이용한 알츠하이머병 진단 센서의 제조 방법 및 이에 의해 제조된 알츠하이머병 진단 센서 |
Also Published As
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US7854826B2 (en) | 2010-12-21 |
EP1896847B1 (en) | 2016-08-17 |
WO2007102629A1 (en) | 2007-09-13 |
KR100748408B1 (ko) | 2007-08-10 |
CN101194162A (zh) | 2008-06-04 |
EP1896847A1 (en) | 2008-03-12 |
JP2008542786A (ja) | 2008-11-27 |
EP1896847A4 (en) | 2011-12-07 |
CN101194162B (zh) | 2013-02-27 |
US20080094078A1 (en) | 2008-04-24 |
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