DE69028370D1 - Hochempfindliche fluoreszierende einzelteilchen, gerät und verfahren zum nachweis einzelner moleküle - Google Patents

Hochempfindliche fluoreszierende einzelteilchen, gerät und verfahren zum nachweis einzelner moleküle

Info

Publication number
DE69028370D1
DE69028370D1 DE69028370T DE69028370T DE69028370D1 DE 69028370 D1 DE69028370 D1 DE 69028370D1 DE 69028370 T DE69028370 T DE 69028370T DE 69028370 T DE69028370 T DE 69028370T DE 69028370 D1 DE69028370 D1 DE 69028370D1
Authority
DE
Germany
Prior art keywords
fluorescent particles
particles
fluid
burst
highly sensitive
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
DE69028370T
Other languages
English (en)
Other versions
DE69028370T2 (de
Inventor
Richard Mathies
Konan Peck
Lubert Stryer
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.)
Leland Stanford Junior University
Original Assignee
Leland Stanford Junior University
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 Leland Stanford Junior University filed Critical Leland Stanford Junior University
Application granted granted Critical
Publication of DE69028370D1 publication Critical patent/DE69028370D1/de
Publication of DE69028370T2 publication Critical patent/DE69028370T2/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
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • 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
    • G01N15/14—Electro-optical investigation, e.g. flow cytometers
    • G01N15/1468—Electro-optical investigation, e.g. flow cytometers with spatial resolution of the texture or inner structure of the particle
    • G01N15/147—Electro-optical investigation, e.g. flow cytometers with spatial resolution of the texture or inner structure of the particle the analysis being performed on a sample stream
    • 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
    • G01N15/14—Electro-optical investigation, e.g. flow cytometers
    • G01N15/1429—Electro-optical investigation, e.g. flow cytometers using an analyser being characterised by its signal processing
    • G01N15/1433—
    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • G01N2015/0222—Investigating a scatter or diffraction pattern from dynamic light scattering, e.g. photon correlation spectroscopy
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N21/6456—Spatial resolved fluorescence measurements; Imaging

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
DE69028370T 1989-05-26 1990-05-21 Hochempfindliche fluoreszierende einzelteilchen, gerät und verfahren zum nachweis einzelner moleküle Expired - Lifetime DE69028370T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/358,782 US4979824A (en) 1989-05-26 1989-05-26 High sensitivity fluorescent single particle and single molecule detection apparatus and method
PCT/US1990/002702 WO1990014589A1 (en) 1989-05-26 1990-05-21 High sensitivity fluorescent single particle and single molecule detection apparatus and method

Publications (2)

Publication Number Publication Date
DE69028370D1 true DE69028370D1 (de) 1996-10-10
DE69028370T2 DE69028370T2 (de) 1997-03-13

Family

ID=23411024

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028370T Expired - Lifetime DE69028370T2 (de) 1989-05-26 1990-05-21 Hochempfindliche fluoreszierende einzelteilchen, gerät und verfahren zum nachweis einzelner moleküle

Country Status (7)

Country Link
US (1) US4979824A (de)
EP (1) EP0426829B1 (de)
JP (1) JPH04500274A (de)
AT (1) ATE142334T1 (de)
AU (1) AU624047B2 (de)
DE (1) DE69028370T2 (de)
WO (1) WO1990014589A1 (de)

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Also Published As

Publication number Publication date
EP0426829B1 (de) 1996-09-04
DE69028370T2 (de) 1997-03-13
WO1990014589A1 (en) 1990-11-29
EP0426829A4 (en) 1992-05-06
ATE142334T1 (de) 1996-09-15
AU624047B2 (en) 1992-05-28
JPH04500274A (ja) 1992-01-16
EP0426829A1 (de) 1991-05-15
AU5677690A (en) 1990-12-18
US4979824A (en) 1990-12-25

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