KR101648417B1 - 절연된 박막 전극의 전위 측정을 통한 나노포어 입자 검출기 - Google Patents
절연된 박막 전극의 전위 측정을 통한 나노포어 입자 검출기 Download PDFInfo
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- KR101648417B1 KR101648417B1 KR1020100045419A KR20100045419A KR101648417B1 KR 101648417 B1 KR101648417 B1 KR 101648417B1 KR 1020100045419 A KR1020100045419 A KR 1020100045419A KR 20100045419 A KR20100045419 A KR 20100045419A KR 101648417 B1 KR101648417 B1 KR 101648417B1
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- 238000005259 measurement Methods 0.000 title claims abstract description 16
- 238000004557 single molecule detection Methods 0.000 title 1
- 239000002121 nanofiber Substances 0.000 claims abstract description 83
- 239000002245 particle Substances 0.000 claims abstract description 78
- 108020004414 DNA Proteins 0.000 claims abstract description 27
- 230000005684 electric field Effects 0.000 claims abstract description 8
- 108091028043 Nucleic acid sequence Proteins 0.000 claims abstract description 5
- 238000012300 Sequence Analysis Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 19
- 238000002372 labelling Methods 0.000 claims description 9
- 239000002086 nanomaterial Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 4
- 239000002105 nanoparticle Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910021389 graphene Inorganic materials 0.000 claims description 2
- 239000011370 conductive nanoparticle Substances 0.000 claims 1
- 239000010409 thin film Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000001712 DNA sequencing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000002090 nanochannel Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000001962 electrophoresis Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 102000053602 DNA Human genes 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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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
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- 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
- G01N33/483—Physical analysis of biological material
- G01N33/487—Physical analysis of biological material of liquid biological material
- G01N33/48707—Physical analysis of biological material of liquid biological material by electrical means
- G01N33/48721—Investigating individual macromolecules, e.g. by translocation through nanopores
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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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
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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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
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- Urology & Nephrology (AREA)
- Nanotechnology (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
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- Hematology (AREA)
- Biophysics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
도 2는 나노포어 어레이 구성의 설명에 제공되는 도면, 그리고,
도 3은 나노포어 입자 검출기를 사용한 DNA 염기서열분석 방법의 설명에 제공되는 도면이다.
13: 전기신호측정장치 14: 절연나노막
15: 전도성나노막 18: 나노포어
31: DNA 32: 표지물질
Claims (7)
- 나노포어 기반의 입자 검출기로서,
전기신호 측정을 위한 전도성나노막; 절연을 위해 상기 전도성나노막의 양면에 결합된 절연나노막; 상기 전도성나노막과 상기 절연나노막으로 이루어진 절연된전도성나노막에 뚫려 시료입자의 이동통로를 제공하는 나노포어; 상기 나노포어 양단에 전기장을 걸어주는 전원장치; 상기 전원장치에 의한 출력 전압 또는 전류를 상기 나노포어 양단에 걸어주는 전극; 및
상기 전도성나노막에 연결되어, 상기 시료입자가 상기 나노포어를 통해 이동할 때, 상기 시료입자의 전하량에 따라 상기 전도성나노막에 유도된 전하 및 상기 시료입자의 크기에 따라 야기된 상기 나노포어 내부의 부분적 저항변화에 의한 상기 전도성나노막의 전위변화 중 적어도 하나 이상을 측정하기 위한 전기신호측정장치;를 포함하고,
상기 전도성나노막의 전위 변화는 상기 시료 입자가 상기 나노포어를 통과하는 위치에 따라 발생하는 나노포어 내부의 부분적 저항변화에 의한 전위 변화를 포함하는 입자 검출기.
- 제 1항에 있어서, 상기 전도성나노막이 그래핀(Graphene)으로 구성된 입자 검출기.
- 제 1항에 있어서, 상기 전도성나노막이 둘 이상의 독립된 패턴으로 나뉘고, 상기 독립된 패턴마다 하나씩의 나노포어가 뚫린 나노포어 어레이로 구성되어, 상기 나노포어 어레이의 각 나노포어를 통해 이동하는 시료입자를 상기 독립된 패턴마다 연결된 전기신호측정장치를 통해 병렬로 측정하도록 구성된 입자 검출기.
- 제 1항에 있어서, 싱글스트랜드DNA(ssDNA)를 상기 나노포어를 통해 선형화하여 통과 시키면서, 상기 전기신호측정장치가 순차적으로 측정한 신호를 읽어 DNA 염기서열을 분석하도록 구성된 입자 검출기.
- 제 1항에 있어서, 표지물질을 부착한 DNA를 상기 나노포어를 통해 선형화하여 통과 시키면서, 상기 전기신호측정장치가 순차적으로 측정한 신호를 읽어 DNA 염기서열을 분석하도록 구성된 입자 검출기.
- 입자 검출기를 사용하여 입자를 검출하는 방법에 있어서, 상기 입자 검출기가 제1항에 따른 입자 검출기인 것을 특징으로 하는 입자 검출 방법.
- 입자 검출기를 사용하여 DNA 염기서열을 분석하는 방법에 있어서, 상기 입자 검출기가 제 1항에 따른 입자 검출기인 것을 특징으로 하는 DNA 염기서열 분석 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100045419A KR101648417B1 (ko) | 2010-05-14 | 2010-05-14 | 절연된 박막 전극의 전위 측정을 통한 나노포어 입자 검출기 |
PCT/KR2011/003527 WO2011142614A2 (ko) | 2010-05-14 | 2011-05-12 | 절연된 박막 전극의 전위 측정을 통한 나노포어 입자 검출기 |
US13/674,344 US9250202B2 (en) | 2010-05-14 | 2012-11-12 | Nanopore molecule detection system and molecule detection method based on potential measurement of insulated conductive thin layer |
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KR1020100045419A KR101648417B1 (ko) | 2010-05-14 | 2010-05-14 | 절연된 박막 전극의 전위 측정을 통한 나노포어 입자 검출기 |
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KR20110125833A KR20110125833A (ko) | 2011-11-22 |
KR101648417B1 true KR101648417B1 (ko) | 2016-08-16 |
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KR1020100045419A Active KR101648417B1 (ko) | 2010-05-14 | 2010-05-14 | 절연된 박막 전극의 전위 측정을 통한 나노포어 입자 검출기 |
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US (1) | US9250202B2 (ko) |
KR (1) | KR101648417B1 (ko) |
WO (1) | WO2011142614A2 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US9718668B2 (en) | 2012-02-16 | 2017-08-01 | Board Of Trustees Of The University Of Arkansas | Method of fabricating a nanochannel system for DNA sequencing and nanoparticle characterization |
KR20130114435A (ko) | 2012-04-09 | 2013-10-17 | 삼성전자주식회사 | 다수의 전극을 갖는 생분자 검출 장치 |
DE102013214341A1 (de) * | 2013-07-23 | 2015-01-29 | Siemens Aktiengesellschaft | Verfahren zum Herstellen einer Nanopore zum Sequenzieren eines Biopolymers |
KR102144995B1 (ko) | 2013-09-12 | 2020-08-14 | 삼성전자주식회사 | 그래핀 나노포어를 포함하는 나노포어 소자 및 그 제조 방법 |
US10976233B2 (en) * | 2018-08-15 | 2021-04-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Particle detector |
CN109455662B (zh) * | 2018-11-26 | 2020-07-03 | 广东工业大学 | 一种固态纳米孔结构 |
US12012329B2 (en) | 2020-02-13 | 2024-06-18 | Board Of Trustees Of The University Of Arkansas | Carbyne-based sensing device for high spatial resolution in DNA sequencing and biomolecule characterization and method of fabricating the same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20060073489A1 (en) | 2004-10-05 | 2006-04-06 | Gangqiang Li | Nanopore separation devices and methods of using same |
US20070178507A1 (en) * | 2006-01-31 | 2007-08-02 | Wei Wu | Method and apparatus for detection of molecules using nanopores |
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US6616895B2 (en) * | 2000-03-23 | 2003-09-09 | Advanced Research Corporation | Solid state membrane channel device for the measurement and characterization of atomic and molecular sized samples |
US7005264B2 (en) * | 2002-05-20 | 2006-02-28 | Intel Corporation | Method and apparatus for nucleic acid sequencing and identification |
US20060086626A1 (en) * | 2004-10-22 | 2006-04-27 | Joyce Timothy H | Nanostructure resonant tunneling with a gate voltage source |
AU2006336262B2 (en) * | 2005-04-06 | 2011-10-13 | President And Fellows Of Harvard College | Molecular characterization with carbon nanotube control |
US20060231419A1 (en) * | 2005-04-15 | 2006-10-19 | Barth Philip W | Molecular resonant tunneling sensor and methods of fabricating and using the same |
WO2008124706A2 (en) * | 2007-04-06 | 2008-10-16 | Arizona Board Of Regents Acting For And On Behalf Of Arizona State University | Devices and methods for target molecule characterization |
US8262879B2 (en) * | 2008-09-03 | 2012-09-11 | Nabsys, Inc. | Devices and methods for determining the length of biopolymers and distances between probes bound thereto |
KR101118461B1 (ko) | 2008-10-10 | 2012-03-06 | 나노칩스 (주) | 초고속 고감도 dna 염기서열 분석 시스템 |
ATE535800T1 (de) * | 2009-04-03 | 2011-12-15 | Nxp Bv | Sensorvorrichtung und verfahren zu dessen herstellung |
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- 2010-05-14 KR KR1020100045419A patent/KR101648417B1/ko active Active
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- 2011-05-12 WO PCT/KR2011/003527 patent/WO2011142614A2/ko active Application Filing
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- 2012-11-12 US US13/674,344 patent/US9250202B2/en not_active Expired - Fee Related
Patent Citations (3)
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US20060073489A1 (en) | 2004-10-05 | 2006-04-06 | Gangqiang Li | Nanopore separation devices and methods of using same |
JP2006113057A (ja) | 2004-10-05 | 2006-04-27 | Agilent Technol Inc | ナノポア分離装置及びその使用方法 |
US20070178507A1 (en) * | 2006-01-31 | 2007-08-02 | Wei Wu | Method and apparatus for detection of molecules using nanopores |
Also Published As
Publication number | Publication date |
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KR20110125833A (ko) | 2011-11-22 |
WO2011142614A3 (ko) | 2012-04-19 |
WO2011142614A2 (ko) | 2011-11-17 |
US9250202B2 (en) | 2016-02-02 |
US20130063168A1 (en) | 2013-03-14 |
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