DE60330022D1 - Vorrichtungen auf impedanzbasis sowie verfahren zur verwendung in assays - Google Patents

Vorrichtungen auf impedanzbasis sowie verfahren zur verwendung in assays

Info

Publication number
DE60330022D1
DE60330022D1 DE60330022T DE60330022T DE60330022D1 DE 60330022 D1 DE60330022 D1 DE 60330022D1 DE 60330022 T DE60330022 T DE 60330022T DE 60330022 T DE60330022 T DE 60330022T DE 60330022 D1 DE60330022 D1 DE 60330022D1
Authority
DE
Germany
Prior art keywords
electrodes
cells
migration
porous membrane
impedanzbasis
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
DE60330022T
Other languages
English (en)
Inventor
Xiaobo Wang
Xiao Xu
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.)
Acea Biosciences Inc
Original Assignee
Acea Biosciences Inc
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 Acea Biosciences Inc filed Critical Acea Biosciences Inc
Application granted granted Critical
Publication of DE60330022D1 publication Critical patent/DE60330022D1/de
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
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/5005—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving human or animal cells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/12—Coulter-counters
    • 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
    • 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
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54366—Apparatus specially adapted for solid-phase testing
    • 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
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54366—Apparatus specially adapted for solid-phase testing
    • G01N33/54373—Apparatus specially adapted for solid-phase testing involving physiochemical end-point determination, e.g. wave-guides, FETS, gratings
    • G01N33/5438—Electrodes
DE60330022T 2002-07-20 2003-07-18 Vorrichtungen auf impedanzbasis sowie verfahren zur verwendung in assays Expired - Lifetime DE60330022D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US39774902P 2002-07-20 2002-07-20
US43540002P 2002-12-20 2002-12-20
US46957203P 2003-05-09 2003-05-09
PCT/US2003/022557 WO2004010103A2 (en) 2002-07-20 2003-07-18 Impedance based devices and methods for use in assays

Publications (1)

Publication Number Publication Date
DE60330022D1 true DE60330022D1 (de) 2009-12-24

Family

ID=30773523

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60329187T Expired - Lifetime DE60329187D1 (de) 2002-07-20 2003-07-18 Impedanz basierende vorrichtungen und verfahren zur analyse von zellen und partikeln
DE60330022T Expired - Lifetime DE60330022D1 (de) 2002-07-20 2003-07-18 Vorrichtungen auf impedanzbasis sowie verfahren zur verwendung in assays

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60329187T Expired - Lifetime DE60329187D1 (de) 2002-07-20 2003-07-18 Impedanz basierende vorrichtungen und verfahren zur analyse von zellen und partikeln

Country Status (10)

Country Link
US (1) US7459303B2 (de)
EP (2) EP1527328B1 (de)
JP (2) JP2005537498A (de)
CN (2) CN100487133C (de)
AT (2) ATE448482T1 (de)
AU (2) AU2003267998A1 (de)
CA (2) CA2493108C (de)
DE (2) DE60329187D1 (de)
HK (2) HK1083238A1 (de)
WO (2) WO2004010103A2 (de)

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