EP1856692A4 - Method and apparatus for phase contrast quadrature interferometric detection of an immunoassay - Google Patents

Method and apparatus for phase contrast quadrature interferometric detection of an immunoassay

Info

Publication number
EP1856692A4
EP1856692A4 EP06720028A EP06720028A EP1856692A4 EP 1856692 A4 EP1856692 A4 EP 1856692A4 EP 06720028 A EP06720028 A EP 06720028A EP 06720028 A EP06720028 A EP 06720028A EP 1856692 A4 EP1856692 A4 EP 1856692A4
Authority
EP
European Patent Office
Prior art keywords
immunoassay
phase contrast
interferometric detection
quadrature interferometric
contrast quadrature
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.)
Withdrawn
Application number
EP06720028A
Other languages
German (de)
French (fr)
Other versions
EP1856692A2 (en
Inventor
David Nolte
Leilei Peng
Fred E Regnier
Ming Zhao
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.)
Purdue Research Foundation
Original Assignee
Purdue Research Foundation
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 Purdue Research Foundation filed Critical Purdue Research Foundation
Publication of EP1856692A2 publication Critical patent/EP1856692A2/en
Publication of EP1856692A4 publication Critical patent/EP1856692A4/en
Withdrawn legal-status Critical Current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
    • G01N33/53—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods

Landscapes

  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Urology & Nephrology (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Cell Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
EP06720028A 2005-02-01 2006-02-01 Method and apparatus for phase contrast quadrature interferometric detection of an immunoassay Withdrawn EP1856692A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US64907005P 2005-02-01 2005-02-01
US75517705P 2005-12-30 2005-12-30
PCT/US2006/003470 WO2006083911A2 (en) 2005-02-01 2006-02-01 Method and apparatus for phase contrast quadrature interferometric detection of an immunoassay

Publications (2)

Publication Number Publication Date
EP1856692A2 EP1856692A2 (en) 2007-11-21
EP1856692A4 true EP1856692A4 (en) 2009-12-09

Family

ID=36777851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06720028A Withdrawn EP1856692A4 (en) 2005-02-01 2006-02-01 Method and apparatus for phase contrast quadrature interferometric detection of an immunoassay

Country Status (3)

Country Link
EP (1) EP1856692A4 (en)
JP (1) JP2008529013A (en)
WO (1) WO2006083911A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5361268B2 (en) * 2008-07-18 2013-12-04 株式会社ミツトヨ Oblique incidence interferometer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030026735A1 (en) * 2001-06-22 2003-02-06 Nolte David D. Bio-optical compact disk system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128734B (en) * 1982-10-08 1986-02-19 Nat Res Dev Irradiative probe system
USRE33581E (en) * 1984-06-25 1991-04-30 Immunoassay using optical interference detection
US5581345A (en) * 1990-12-03 1996-12-03 Nikon Corporation Confocal laser scanning mode interference contrast microscope, and method of measuring minute step height and apparatus with said microscope

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030026735A1 (en) * 2001-06-22 2003-02-06 Nolte David D. Bio-optical compact disk system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NANOBIOPHOTONICS AND BIOMEDICAL APPLICATIONS III 23 JAN. 2006 SAN JOSE, CA, USA, vol. 6095, no. 1, 23 January 2006 (2006-01-23), Proceedings of the SPIE - The International Society for Optical Engineering SPIE - The International Society for Optical Engineering USA, pages 60950L - 1, XP007910431, ISSN: 0277-786X *

Also Published As

Publication number Publication date
WO2006083911A2 (en) 2006-08-10
WO2006083911A3 (en) 2007-10-11
EP1856692A2 (en) 2007-11-21
JP2008529013A (en) 2008-07-31

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