DE69513393D1 - Verfahren und einrichtung zur zählung von zellen und mikroorganismen, im besonderen in lebensmitteln und biologischen flüssigkeiten - Google Patents

Verfahren und einrichtung zur zählung von zellen und mikroorganismen, im besonderen in lebensmitteln und biologischen flüssigkeiten

Info

Publication number
DE69513393D1
DE69513393D1 DE69513393T DE69513393T DE69513393D1 DE 69513393 D1 DE69513393 D1 DE 69513393D1 DE 69513393 T DE69513393 T DE 69513393T DE 69513393 T DE69513393 T DE 69513393T DE 69513393 D1 DE69513393 D1 DE 69513393D1
Authority
DE
Germany
Prior art keywords
microorganisms
food
counting cells
biological liquids
liquids
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
DE69513393T
Other languages
English (en)
Inventor
Jean-Claude 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.)
Biocom SA
Original Assignee
Biocom SA
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 Biocom SA filed Critical Biocom SA
Application granted granted Critical
Publication of DE69513393D1 publication Critical patent/DE69513393D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
    • C12Q1/04—Determining presence or kind of microorganism; Use of selective media for testing antibiotics or bacteriocides; Compositions containing a chemical indicator therefor
    • C12Q1/06—Quantitative determination
    • 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
    • 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
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • 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
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G01N2021/6439—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" with indicators, stains, dyes, tags, labels, marks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/808—Optical sensing apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
    • Y10T436/25375—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Sustainable Development (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
DE69513393T 1994-05-05 1995-05-03 Verfahren und einrichtung zur zählung von zellen und mikroorganismen, im besonderen in lebensmitteln und biologischen flüssigkeiten Expired - Lifetime DE69513393D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9405551A FR2719602B1 (fr) 1994-05-05 1994-05-05 Procédé et installation pour la numérisation de cellules et micro-organismes, notamment des produits alimentaires ou des fluides biologiques.
PCT/FR1995/000575 WO1995030768A1 (fr) 1994-05-05 1995-05-03 Procede et installation pour la numeration de cellules et micro-organismes, notamment des produits alimentaires ou des fluides biologiques

Publications (1)

Publication Number Publication Date
DE69513393D1 true DE69513393D1 (de) 1999-12-23

Family

ID=9462932

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513393T Expired - Lifetime DE69513393D1 (de) 1994-05-05 1995-05-03 Verfahren und einrichtung zur zählung von zellen und mikroorganismen, im besonderen in lebensmitteln und biologischen flüssigkeiten

Country Status (6)

Country Link
US (1) US5976892A (de)
EP (1) EP0758400B1 (de)
JP (1) JPH09512713A (de)
DE (1) DE69513393D1 (de)
FR (1) FR2719602B1 (de)
WO (1) WO1995030768A1 (de)

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JP3270722B2 (ja) * 1996-09-27 2002-04-02 オルガノ株式会社 細菌の検出方法及び検出装置
AU4412900A (en) * 2000-05-04 2001-11-12 Jean-Claude Bisconte De Saint-Julien Cell control in milk or blood
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
CA2458802C (en) * 2001-09-06 2016-06-07 Genomic Profiling Systems, Inc. Rapid and sensitive detection of molecules
US6696269B2 (en) * 2002-03-28 2004-02-24 Giles Scientific, Inc. Microbiological testing method and related apparatus with diffuse-white light emitting diodes
US20040009473A1 (en) * 2002-06-07 2004-01-15 Christopher Pease Kit and process for microbiological for on-site examination of a liquid sample
NL1021258C2 (nl) * 2002-08-12 2004-02-17 Tno Werkwijze en inrichting voor het bepalen van het aantal levende cellen in een testvloeistof en toepassing daarvan.
WO2004023099A2 (en) * 2002-09-07 2004-03-18 Arizona Board Of Regents Nanoengineered biophotonic hybrid device
US9034623B2 (en) 2002-09-07 2015-05-19 Jeffrey T. LaBelle Nanoengineered biophotonic hybrid device
US8173407B2 (en) * 2002-09-07 2012-05-08 Labelle Jeffrey T Nanoengineered biophotonic hybrid device
KR100608498B1 (ko) * 2003-07-19 2006-08-08 주식회사 디지탈바이오테크놀러지 미세입자 계수 장치
EP1651947B1 (de) * 2003-07-19 2015-11-04 NanoEnTek, Inc. Vorrichtung zum zählen von mikropartikeln
US20050244953A1 (en) * 2004-04-30 2005-11-03 Kimberly-Clark Worldwide, Inc. Techniques for controlling the optical properties of assay devices
US7815854B2 (en) 2004-04-30 2010-10-19 Kimberly-Clark Worldwide, Inc. Electroluminescent illumination source for optical detection systems
US7796266B2 (en) 2004-04-30 2010-09-14 Kimberly-Clark Worldwide, Inc. Optical detection system using electromagnetic radiation to detect presence or quantity of analyte
US7835786B2 (en) * 2005-07-25 2010-11-16 Wisconsin Alumni Research Foundation Methods, systems, and computer program products for optimization of probes for spectroscopic measurement in turbid media
US9057046B2 (en) 2005-09-26 2015-06-16 Rapid Micro Biosystems, Inc. Cassette containing growth medium
US20080241910A1 (en) * 2007-03-27 2008-10-02 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Devices for pathogen detection
EP2001352A4 (de) * 2006-03-17 2010-04-07 Univ Duke Auf monte-carlo-simulation basierendes modell für fluoreszenz in trüben medien sowie verfahren und systeme zu seiner verwendung zur bestimmung der intrinsischen fluoreszenz trüber medien
WO2007126827A2 (en) * 2006-03-30 2007-11-08 Duke University Optical assay system for intraoperative assessment of tumor margins
US20080270091A1 (en) * 2007-02-23 2008-10-30 Nirmala Ramanujam Scaling method for fast monte carlo simulation of diffuse reflectance spectra from multi-layered turbid media and methods and systems for using same to determine optical properties of multi-layered turbid medium from measured diffuse reflectance
US20090215157A1 (en) * 2007-03-27 2009-08-27 Searete Llc Methods for pathogen detection
WO2009036956A1 (en) * 2007-09-19 2009-03-26 University Of Bern Detection of staphylococcus aureus in bovine mastitic milk
US20110059016A1 (en) * 2007-09-27 2011-03-10 Nirmala Ramanujam Optical assay system with a multi-probe imaging array
EP2194848A4 (de) * 2007-09-28 2013-08-14 Univ Duke Systeme und verfahren für die spektralanalyse einer gewebemasse mit einem instrument, einer optischen sonde und einem monte carlo oder diffusions-algorithmus
US20100189338A1 (en) * 2008-04-09 2010-07-29 Nexcelom Bioscience Systems and methods for counting cells and biomolecules
WO2010042249A2 (en) * 2008-04-24 2010-04-15 Duke University A diffuse reflectance spectroscopy device for quantifying tissue absorption and scattering
CA2738317C (en) 2008-09-24 2020-01-14 Straus Holdings Inc. Imaging analyzer for testing analytes
MX368123B (es) 2011-11-07 2019-09-19 Rapid Micro Biosystems Inc Cassette para pruebas de esterilidad.
US10407707B2 (en) 2012-04-16 2019-09-10 Rapid Micro Biosystems, Inc. Cell culturing device
BR112016017321B1 (pt) 2014-01-30 2021-03-16 Bd Kiestra B.V. sistema e método para imagiologia de amostras biológicas dispostas em meio de cultura
CN105462824B (zh) * 2014-05-27 2021-02-02 Bd控股私人有限公司 在商业无菌检测中使用血培养基平台的改进
ES2826400T3 (es) 2015-04-23 2021-05-18 Bd Kiestra Bv Recolección de contraste de colonias
CN114723741B (zh) 2015-04-23 2025-05-23 Bd科斯特公司 用于自动计数微生物菌落的方法和系统
JP7347849B2 (ja) 2018-04-19 2023-09-20 ファースト ライト ダイアグノスティクス， インコーポレイテッド 標的の検出
CA3115289A1 (en) 2018-10-04 2020-04-09 First Light Diagnostics, Inc. Test cartridges
WO2021144321A1 (en) * 2020-01-15 2021-07-22 Société des Produits Nestlé SA Detection of plastic microparticles in a milk based sample by flow cytometry

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0148290A1 (de) * 1983-12-14 1985-07-17 Försvarets Forskningsanstalt Verfahren und Vorrichtung zur Analyse von flüssigen Proben
FR2628531B1 (fr) * 1988-03-08 1992-10-02 Chemunex Sa Procede de recherche, de detection specifique et de numeration de micro-organismes, installation pour la mise en oeuvre dudit procede
FR2636646B1 (fr) * 1988-09-19 1990-12-21 Tepral Sa Procede de detection specifique et de denombrement des micro-organismes dans des produits filtrables
FR2638101B1 (fr) * 1988-10-21 1991-09-06 Biocom Sa Dispositif de filtration parallele d'une pluralite d'echantillons avec controle automatique des volumes filtres et du colmatage ainsi qu'avec indexation du filtre, et procede de filtration
FR2646914A1 (fr) * 1989-05-12 1990-11-16 Leca Procede et dispositif d'identification et de numerisation de cellules dans du lait
US5480804A (en) * 1989-06-28 1996-01-02 Kirin Beverage Corporation Method of and apparatus for detecting microorganisms
EP0405480A3 (en) * 1989-06-28 1991-05-08 Kirin Beer Kabushiki Kaisha Method of and apparatus for detecting microorganisms
FR2657543B1 (fr) * 1990-01-26 1992-12-18 Biocom Sa Dispositif modulaire pour le recueil, l'incubation, la filtration d'echantillons multiples.
EP0443700A3 (en) * 1990-02-21 1991-10-16 Mitsubishi Jukogyo Kabushiki Kaisha Method for counting living cells of microbes and apparatus therefor
JPH0728758B2 (ja) * 1990-07-11 1995-04-05 出光興産株式会社 微生物生菌数の迅速測定方法および測定キット
WO1992014838A1 (fr) * 1991-02-13 1992-09-03 Nihon Millipore Kogyo Kabushiki Kaisha Procede de determination quantitative de micro-organismes viables
JP3102938B2 (ja) * 1991-12-30 2000-10-23 シスメックス株式会社 粒子画像分析装置

Also Published As

Publication number Publication date
JPH09512713A (ja) 1997-12-22
EP0758400B1 (de) 1999-11-17
WO1995030768A1 (fr) 1995-11-16
EP0758400A1 (de) 1997-02-19
FR2719602B1 (fr) 1996-07-26
FR2719602A1 (fr) 1995-11-10
US5976892A (en) 1999-11-02

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Legal Events

Date Code Title Description
8332 No legal effect for de