GB2431013B - Method and apparatus for sensing a time varying current passing through an ion channel - Google Patents

Method and apparatus for sensing a time varying current passing through an ion channel

Info

Publication number
GB2431013B
GB2431013B GB0700995A GB0700995A GB2431013B GB 2431013 B GB2431013 B GB 2431013B GB 0700995 A GB0700995 A GB 0700995A GB 0700995 A GB0700995 A GB 0700995A GB 2431013 B GB2431013 B GB 2431013B
Authority
GB
United Kingdom
Prior art keywords
sensing
ion channel
current passing
time varying
varying current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB0700995A
Other languages
English (en)
Other versions
GB0700995D0 (en
GB2431013A (en
Inventor
Andrew D Hibbs
Regina E Dugan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electronic Biosciences LLC
Original Assignee
Electronic Biosciences LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Electronic Biosciences LLC filed Critical Electronic Biosciences LLC
Publication of GB0700995D0 publication Critical patent/GB0700995D0/en
Publication of GB2431013A publication Critical patent/GB2431013A/en
Application granted granted Critical
Publication of GB2431013B publication Critical patent/GB2431013B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G01N33/48728—Investigating individual cells, e.g. by patch clamp, voltage clamp
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance
    • 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
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Urology & Nephrology (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB0700995A 2004-07-23 2005-07-22 Method and apparatus for sensing a time varying current passing through an ion channel Expired - Lifetime GB2431013B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59035104P 2004-07-23 2004-07-23
PCT/US2005/026181 WO2006012571A1 (en) 2004-07-23 2005-07-22 Method and apparatus for sensing a time varying current passing through an ion channel

Publications (3)

Publication Number Publication Date
GB0700995D0 GB0700995D0 (en) 2007-02-28
GB2431013A GB2431013A (en) 2007-04-11
GB2431013B true GB2431013B (en) 2008-05-21

Family

ID=35786545

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0700995A Expired - Lifetime GB2431013B (en) 2004-07-23 2005-07-22 Method and apparatus for sensing a time varying current passing through an ion channel

Country Status (5)

Country Link
US (1) US7622934B2 (https=)
JP (1) JP4897681B2 (https=)
DE (1) DE112005001781B4 (https=)
GB (1) GB2431013B (https=)
WO (1) WO2006012571A1 (https=)

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US12590945B2 (en) 2022-10-28 2026-03-31 Rijksuniversiteit Groningen Nanopore-based analysis of analytes

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12590945B2 (en) 2022-10-28 2026-03-31 Rijksuniversiteit Groningen Nanopore-based analysis of analytes

Also Published As

Publication number Publication date
US20080094076A1 (en) 2008-04-24
JP4897681B2 (ja) 2012-03-14
DE112005001781B4 (de) 2017-12-14
JP2008507703A (ja) 2008-03-13
GB0700995D0 (en) 2007-02-28
WO2006012571A1 (en) 2006-02-02
GB2431013A (en) 2007-04-11
US7622934B2 (en) 2009-11-24
DE112005001781T5 (de) 2007-05-31

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Legal Events

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PE20 Patent expired after termination of 20 years

Expiry date: 20250721