CO4370115A1 - Metodo y aparato para seleccion positiva o negativa de una poblacion o subpoblacion de una muestra utilizando particu- las y sedimentacion por gravedad - Google Patents

Metodo y aparato para seleccion positiva o negativa de una poblacion o subpoblacion de una muestra utilizando particu- las y sedimentacion por gravedad

Info

Publication number
CO4370115A1
CO4370115A1 CO95013790A CO95013790A CO4370115A1 CO 4370115 A1 CO4370115 A1 CO 4370115A1 CO 95013790 A CO95013790 A CO 95013790A CO 95013790 A CO95013790 A CO 95013790A CO 4370115 A1 CO4370115 A1 CO 4370115A1
Authority
CO
Colombia
Prior art keywords
population
sub
particles
sample
positive
Prior art date
Application number
CO95013790A
Other languages
English (en)
Inventor
Wallace H Coulter
Robert K Zwerner
Robert J Schmittling
Russell Thomas R
Original Assignee
Coulter Corp
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 Coulter Corp filed Critical Coulter Corp
Publication of CO4370115A1 publication Critical patent/CO4370115A1/es

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54313Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
    • G01N33/54326Magnetic particles
    • G01N33/54333Modification of conditions of immunological binding reaction, e.g. use of more than one type of particle, use of chemical agents to improve binding, choice of incubation time or application of magnetic field during binding reaction
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/551Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being inorganic
    • G01N33/553Metal or metal coated
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/569Immunoassay; Biospecific binding assay; Materials therefor for microorganisms, e.g. protozoa, bacteria, viruses
    • G01N33/56966Animal cells
    • G01N33/56972White blood cells
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/574Immunoassay; Biospecific binding assay; Materials therefor for cancer
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S436/00Chemistry: analytical and immunological testing
    • Y10S436/824Immunological separation techniques

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Urology & Nephrology (AREA)
  • Cell Biology (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Biotechnology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Zoology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Hospice & Palliative Care (AREA)
  • Oncology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)

Abstract

1. UN METODO PARA RETIRAR UNA POBLACION O SUBPO- BLACION SELECCIONADA DE UNA MUESTRA DE FLUIDO, QUE COMPRENDE: PROPORCIONAR UNA PLURALIDAD DE PARTI- CULAS QUE TIENEN UNA DENSIDAD SUFICIENTE PARA PRO- PORCIONAR ASENTAMIENTO DIFERENCIAL POR GRAVEDAD, DICHAS PARTICULAS QUE TIENEN UNIDAS ALLI UN REAC- TIVO ESPECIFICO A POR LO MENOS UNA POBLACION O SUBPOBLACION SELECCIONADA; MEZCLAR UNA PORCION DE LA DICHA MUESTRA CON LAS DICHAS PARTICULAS PARA ENLAZAR LAS DICHAS PARTICULAS A LA DICHA POBLACION O SUBPOBLACION PRE-SELECCIONADA SIN ANADIR SUSTAN- CIALMENTE EN FORMA CRITICA LA DICHA POBLACION O SUBPOBLACION SELECCIONADA; ASENTAR POR GRAVEDAD DIFERENCIAL LAS DICHAS PARTICULAS CON LA DICHA PO- BLACION UNIDA O SUBPOBLACION EN LA DICHA PORCION DE MUESTRA; Y SEPARAR POR LO MENOS UNA PORCION DEL SOBRENADANTE RESULTANTE DE LA DICHA PORCION DE MUESTRA INCLUYENDO LA DICHA POBLACION O SUBPOBLA- CION NO SELECCIONADA DE LAS DICHAS PARTICULAS Y LA DICHA POBLACION O SUBPOBLACION ENLAZADA.
CO95013790A 1994-04-15 1995-04-05 Metodo y aparato para seleccion positiva o negativa de una poblacion o subpoblacion de una muestra utilizando particu- las y sedimentacion por gravedad CO4370115A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/228,791 US5576185A (en) 1994-04-15 1994-04-15 Method of positive or negative selection of a population or subpopulation of a sample utilizing particles and gravity sedimentation

Publications (1)

Publication Number Publication Date
CO4370115A1 true CO4370115A1 (es) 1996-10-07

Family

ID=22858583

Family Applications (1)

Application Number Title Priority Date Filing Date
CO95013790A CO4370115A1 (es) 1994-04-15 1995-04-05 Metodo y aparato para seleccion positiva o negativa de una poblacion o subpoblacion de una muestra utilizando particu- las y sedimentacion por gravedad

Country Status (15)

Country Link
US (2) US5576185A (es)
EP (1) EP0756709B1 (es)
JP (1) JPH10502011A (es)
CN (1) CN1155828C (es)
AU (1) AU700437B2 (es)
BR (1) BR9507373A (es)
CA (1) CA2187543A1 (es)
CO (1) CO4370115A1 (es)
DE (1) DE69529462T2 (es)
IL (1) IL113265A (es)
NO (1) NO964362L (es)
RU (1) RU2141664C1 (es)
TW (1) TW313627B (es)
WO (1) WO1995028643A1 (es)
ZA (1) ZA952723B (es)

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Also Published As

Publication number Publication date
ZA952723B (en) 1996-04-22
TW313627B (es) 1997-08-21
EP0756709A1 (en) 1997-02-05
US5576185A (en) 1996-11-19
BR9507373A (pt) 1997-09-30
RU2141664C1 (ru) 1999-11-20
CN1150841A (zh) 1997-05-28
IL113265A (en) 1999-05-09
DE69529462D1 (de) 2003-02-27
CA2187543A1 (en) 1995-10-26
EP0756709A4 (en) 1998-12-02
AU2479995A (en) 1995-11-10
US6900029B1 (en) 2005-05-31
AU700437B2 (en) 1999-01-07
JPH10502011A (ja) 1998-02-24
NO964362D0 (no) 1996-10-14
NO964362L (no) 1996-10-14
WO1995028643A1 (en) 1995-10-26
EP0756709B1 (en) 2003-01-22
DE69529462T2 (de) 2003-10-02
CN1155828C (zh) 2004-06-30
IL113265A0 (en) 1995-07-31

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