DE69628240D1 - Verfahren zum Abzählen leicht lumineszierender Teilchen - Google Patents

Verfahren zum Abzählen leicht lumineszierender Teilchen

Info

Publication number
DE69628240D1
DE69628240D1 DE69628240T DE69628240T DE69628240D1 DE 69628240 D1 DE69628240 D1 DE 69628240D1 DE 69628240 T DE69628240 T DE 69628240T DE 69628240 T DE69628240 T DE 69628240T DE 69628240 D1 DE69628240 D1 DE 69628240D1
Authority
DE
Germany
Prior art keywords
counting
slightly
luminescent particles
image
obtd
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
DE69628240T
Other languages
English (en)
Other versions
DE69628240T2 (de
Inventor
Jean-Claude De Saint Julien Bisconte
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.)
Chemometec AS
Original Assignee
Chemometec AS
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26232019&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69628240(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Chemometec AS filed Critical Chemometec AS
Publication of DE69628240D1 publication Critical patent/DE69628240D1/de
Application granted granted Critical
Publication of DE69628240T2 publication Critical patent/DE69628240T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M11/00—Counting of objects distributed at random, e.g. on a surface
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/30—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
    • C12M41/36—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration of biomass, e.g. colony counters or by turbidity measurements
    • 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
    • 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
    • G01N15/0227—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging using imaging, e.g. a projected image of suspension; using holography
DE69628240T 1995-06-12 1996-06-07 Verfahren zum Abzählen leicht lumineszierender Teilchen Expired - Lifetime DE69628240T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9506923 1995-06-12
FR9506923A FR2735255B1 (fr) 1995-06-12 1995-06-12 Procede de numerisation de particules faiblement luminescentes
US08/662,312 US5828716A (en) 1995-06-12 1996-06-12 Procedure for identifying the number of particles that are weakly luminescent

Publications (2)

Publication Number Publication Date
DE69628240D1 true DE69628240D1 (de) 2003-06-26
DE69628240T2 DE69628240T2 (de) 2004-04-01

Family

ID=26232019

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628240T Expired - Lifetime DE69628240T2 (de) 1995-06-12 1996-06-07 Verfahren zum Abzählen leicht lumineszierender Teilchen

Country Status (7)

Country Link
US (1) US5828716A (de)
EP (1) EP0753732B1 (de)
JP (1) JPH09145623A (de)
AT (1) ATE241006T1 (de)
DE (1) DE69628240T2 (de)
DK (1) DK0753732T3 (de)
FR (1) FR2735255B1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6731100B1 (en) 1997-05-05 2004-05-04 Chemometec A/S Method and a system for determination of somatic cells in milk
ATE398185T1 (de) 1997-05-05 2008-07-15 Chemometec As Verfahren und system zur bestimmung von somazellen in milch
US6385272B1 (en) * 1998-12-28 2002-05-07 Sapporo Breweries Ltd. Method of counting microorganisms and device for accomplishing the counting
EP1404875A1 (de) * 2001-06-08 2004-04-07 ChemoMetec A/S Verfahren und system zur zählung von zellen mehrerer spezies
US6418180B1 (en) * 2001-07-19 2002-07-09 Marvin Weiss Method and apparatus for counting objects having substantially uniform size
US6803208B2 (en) * 2001-07-30 2004-10-12 The United States Of America As Represented By The Secretary Of The Navy Automated epifluorescence microscopy for detection of bacterial contamination in platelets
DK1432786T3 (da) 2001-09-06 2009-10-26 Rapid Micro Biosystems Inc Hurtig detektion af replikerede celler
US20120077206A1 (en) 2003-07-12 2012-03-29 Accelr8 Technology Corporation Rapid Microbial Detection and Antimicrobial Susceptibility Testing
WO2005027714A2 (en) 2003-07-12 2005-03-31 Accelr8 Technology Corporation Sensitive and rapid biodetection
US7341841B2 (en) * 2003-07-12 2008-03-11 Accelr8 Technology Corporation Rapid microbial detection and antimicrobial susceptibility testing
EP1937829A4 (de) 2005-09-26 2011-08-03 Rapid Micro Biosystems Inc Kassette mit wachstumsmedium
WO2010006616A2 (en) 2008-07-14 2010-01-21 Chemometec A/S Method and kit for examination of cells using n-(9-acridinyl)maleimide (nam) or using 7-diethylamino-3-((4'-(iodoacetyl)amino)phenyl)-4-methylcoumarin (cpi)
US9128097B2 (en) 2008-07-14 2015-09-08 Chemometec A/S Method and kit for assessing viable cells
FR2936251B1 (fr) 2008-09-23 2010-11-05 Millipore Corp Dispositif pour l'analyse microbiologique.
FR2936252B1 (fr) 2008-09-23 2010-11-05 Millipore Corp Dispositif pour l'analyse microbiologique.
WO2010036827A1 (en) 2008-09-24 2010-04-01 Straus Holdings Inc. Method for detecting analytes
US10254204B2 (en) 2011-03-07 2019-04-09 Accelerate Diagnostics, Inc. Membrane-assisted purification
EP2683831B1 (de) 2011-03-07 2015-09-23 Accelerate Diagnostics, Inc. Schnelle zellreinigungssysteme
US9745546B2 (en) 2011-11-07 2017-08-29 Rapid Micro Biosystems, Inc. Cassette for sterility testing
MX2014012439A (es) 2012-04-16 2015-01-16 Rapid Micro Biosystems Inc Dispositivo para cultivar celulas.
US9677109B2 (en) 2013-03-15 2017-06-13 Accelerate Diagnostics, Inc. Rapid determination of microbial growth and antimicrobial susceptibility
AU2016243656A1 (en) 2015-03-30 2017-11-09 Accelerate Diagnostics, Inc. Instrument and system for rapid microorganism identification and antimicrobial agent susceptibility testing
US10253355B2 (en) 2015-03-30 2019-04-09 Accelerate Diagnostics, Inc. Instrument and system for rapid microorganism identification and antimicrobial agent susceptibility testing
CN104849444B (zh) * 2015-05-20 2016-11-30 大连海事大学 荧光和遮挡同时测量的细胞计数装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356793A (en) * 1990-03-15 1994-10-18 Nitta Gelatin Inc. Method for testing the sensitivity of anticancer drug
WO1992014838A1 (en) * 1991-02-13 1992-09-03 Nihon Millipore Kogyo Kabushiki Kaisha Method of determining viable count
JP3115641B2 (ja) * 1991-04-24 2000-12-11 シスメックス株式会社 粒子計数方法
JPH05209822A (ja) * 1992-01-30 1993-08-20 Hitachi Ltd 粒子計数装置
US5426501A (en) * 1993-01-06 1995-06-20 Laser Sensor Technology, Inc. Apparatus and method for particle analysis
FI96067C (fi) * 1993-10-11 1996-04-25 Wallac Oy Menetelmä ja laite tuikevalopulssien laskemiseksi

Also Published As

Publication number Publication date
ATE241006T1 (de) 2003-06-15
US5828716A (en) 1998-10-27
EP0753732A2 (de) 1997-01-15
FR2735255B1 (fr) 1998-06-19
DK0753732T3 (da) 2003-09-15
JPH09145623A (ja) 1997-06-06
EP0753732B1 (de) 2003-05-21
EP0753732A3 (de) 1997-08-20
DE69628240T2 (de) 2004-04-01
FR2735255A1 (fr) 1996-12-13

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings