FR2334106B1 - - Google Patents

Info

Publication number
FR2334106B1
FR2334106B1 FR7536889A FR7536889A FR2334106B1 FR 2334106 B1 FR2334106 B1 FR 2334106B1 FR 7536889 A FR7536889 A FR 7536889A FR 7536889 A FR7536889 A FR 7536889A FR 2334106 B1 FR2334106 B1 FR 2334106B1
Authority
FR
France
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
Application number
FR7536889A
Other languages
French (fr)
Other versions
FR2334106A1 (fr
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.)
Institut Pasteur
Original Assignee
Institut Pasteur
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 Institut Pasteur filed Critical Institut Pasteur
Priority to FR7536889A priority Critical patent/FR2334106A1/fr
Priority to JP14354676A priority patent/JPS5282723A/ja
Priority to SE7613487A priority patent/SE465540B/xx
Priority to SE8000427A priority patent/SE441393B/sv
Priority to GB50272/76A priority patent/GB1577956A/en
Priority to DE2654723A priority patent/DE2654723C2/de
Publication of FR2334106A1 publication Critical patent/FR2334106A1/fr
Application granted granted Critical
Publication of FR2334106B1 publication Critical patent/FR2334106B1/fr
Priority to US05/928,944 priority patent/US4241176A/en
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5094—Microcapsules containing magnetic carrier material, e.g. ferrite for drug targeting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/12—Agar or agar-agar, i.e. mixture of agarose and agaropectin; Derivatives thereof
    • 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
    • G01N33/54313—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
    • G01N33/54326—Magnetic particles
    • G01N33/5434—Magnetic particles using magnetic particle immunoreagent carriers which constitute new materials per se
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/28—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder dispersed or suspended in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
    • H01F1/37—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2400/00—Assays, e.g. immunoassays or enzyme assays, involving carbohydrates
    • G01N2400/10—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • G01N2400/12—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar
    • G01N2400/32—Galactans, e.g. agar, agarose, agaropectin, carrageenan
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/20—Magnetic particle immunoreagent carriers the magnetic material being present in the particle core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/30—Magnetic particle immunoreagent carriers the magnetic material being dispersed in the polymer composition before their conversion into particulate form
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/40—Magnetic particle immunoreagent carriers the magnetic material being dispersed in the monomer composition prior to polymerisation
    • 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
    • Y10S435/975—Kit
    • 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
    • Y10S530/00—Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
    • Y10S530/81—Carrier - bound or immobilized peptides or proteins and the preparation thereof, e.g. biological cell or cell fragment as carrier
    • Y10S530/812—Peptides or proteins is immobilized on, or in, an organic carrier
    • Y10S530/815—Carrier is a synthetic polymer
    • Y10S530/816—Attached to the carrier via a bridging agent

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Power Engineering (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Urology & Nephrology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Microbiology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Cell Biology (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Biotechnology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Food Science & Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
FR7536889A 1975-12-02 1975-12-02 Gel magnetique convenant pour dosages immunoenzymatiques Granted FR2334106A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7536889A FR2334106A1 (fr) 1975-12-02 1975-12-02 Gel magnetique convenant pour dosages immunoenzymatiques
JP14354676A JPS5282723A (en) 1975-12-02 1976-12-01 Production of magnetic gell for preparing immune enzyme
SE7613487A SE465540B (sv) 1975-12-02 1976-12-01 Immunoenzymatisk analys med magnetiska gelpartiklar
SE8000427A SE441393B (sv) 1975-12-02 1976-12-01 Reagensutrustning for immunoenzymatisk analys
GB50272/76A GB1577956A (en) 1975-12-02 1976-12-02 Determination of proteins
DE2654723A DE2654723C2 (de) 1975-12-02 1976-12-02 Magnetischer Festphasenträger für immunologische Bestimmungen sowie ein Verfahren zu dessen Herstellung
US05/928,944 US4241176A (en) 1975-12-02 1978-07-28 Magnetic gel suitable to immunoenzymatic determinations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7536889A FR2334106A1 (fr) 1975-12-02 1975-12-02 Gel magnetique convenant pour dosages immunoenzymatiques

Publications (2)

Publication Number Publication Date
FR2334106A1 FR2334106A1 (fr) 1977-07-01
FR2334106B1 true FR2334106B1 (OSRAM) 1978-05-12

Family

ID=9163217

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536889A Granted FR2334106A1 (fr) 1975-12-02 1975-12-02 Gel magnetique convenant pour dosages immunoenzymatiques

Country Status (6)

Country Link
US (1) US4241176A (OSRAM)
JP (1) JPS5282723A (OSRAM)
DE (1) DE2654723C2 (OSRAM)
FR (1) FR2334106A1 (OSRAM)
GB (1) GB1577956A (OSRAM)
SE (2) SE465540B (OSRAM)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4187170A (en) * 1977-01-27 1980-02-05 Foxboro/Trans-Sonics, Inc. Magnetic techniques for separating non-magnetic materials
SE431214B (sv) * 1977-06-02 1984-01-23 Klaus H Mosbach Sett att framstella magnetiska polymerpartiklar som berare av en foretredesvis biologiskt aktiv substans
DE2841782A1 (de) * 1977-09-28 1979-04-12 Technicon Instr Immunanalysen sowie teilchenfoermiges reagenz zur verwendung bei immunanalysen
NL7901025A (nl) * 1978-02-13 1979-08-15 Technicon Instr Werkwijze voor het bereiden van magnetisch aantrekbaar materiaal en werkwijze voor de hiermee uit te voeren immunobepalingen.
AU531777B2 (en) * 1978-04-05 1983-09-08 Syva Co. Label/solid conjugate immunoassay system
US4230685A (en) * 1979-02-28 1980-10-28 Northwestern University Method of magnetic separation of cells and the like, and microspheres for use therein
US4297337A (en) * 1979-04-13 1981-10-27 Corning Glass Works Solid-phase immunoassays using magnetic glass
FR2480764B1 (fr) * 1980-04-18 1985-10-04 Rhone Poulenc Spec Chim Latex de polymeres magnetiques et procede de preparation
FR2486657A1 (fr) * 1980-07-09 1982-01-15 Pasteur Institut Procede de detection et de dosage d'une substance biologique par erythroadsorption
EP0062968B2 (en) * 1981-03-18 1991-07-10 FUJIREBIO KABUSHIKI KAISHA also trading as FUJIREBIO INC. Support material for use in serological testing and process for the production thereof
IL65131A0 (en) * 1982-02-28 1982-04-30 Yeda Res & Dev Process for the production of agarose-polyaldehyde beads and their biological applications
SE8201972L (sv) * 1982-03-29 1983-09-30 Gambro Lundia Ab Magnetiskt paverkbara kristalliserade kolhydrat sferer eller partiklar att anvendas tillsammans med bioadsorberande material
FR2537725B1 (fr) * 1982-12-09 1985-07-12 Pasteur Institut Procede de detection immunobacteriologique de germes pathogenes dans des milieux biologiques contamines
JPS59195161A (ja) * 1983-04-21 1984-11-06 Fujirebio Inc 磁性粒子及びその製造法
US4698302A (en) * 1983-05-12 1987-10-06 Advanced Magnetics, Inc. Enzymatic reactions using magnetic particles
US4554088A (en) * 1983-05-12 1985-11-19 Advanced Magnetics Inc. Magnetic particles for use in separations
US4672040A (en) * 1983-05-12 1987-06-09 Advanced Magnetics, Inc. Magnetic particles for use in separations
FR2554016B1 (fr) * 1983-10-27 1986-08-08 Pasteur Institut Perfectionnements apportes aux moyens magnetiques destines a retirer des billes de gel magnetique d'un fluide de dosage
EP0156537A3 (en) * 1984-03-02 1987-05-13 Board Of Regents University Of Texas System Biological magnetic fluids
US4920061A (en) * 1984-03-02 1990-04-24 The University Of Texas System Biological magnetic colloids
FI842992A0 (fi) * 1984-07-26 1984-07-26 Labsystems Oy Immunologiskt definitionsfoerfarande.
EP0176638B1 (en) * 1984-10-03 1989-08-23 FUJIREBIO KABUSHIKI KAISHA also trading as FUJIREBIO INC. Artificial support material for immobilisation of biological protein and process for producing the same
EP0180384B1 (en) * 1984-11-01 1991-04-24 TECHNICON INSTRUMENTS CORPORATION(a Delaware corporation) Magnetically responsive reagent carrier and method of preparation
US4861714A (en) * 1985-04-04 1989-08-29 Verax Corporation Weighted collagen microsponge for immobilizing bioactive material
US5100783A (en) * 1985-05-10 1992-03-31 Verax Corporation Weighted microsponge for immobilizing bioactive material
AU601386B2 (en) * 1985-12-20 1990-09-13 Syntex (U.S.A.) Inc. Particle separation method
US5076950A (en) * 1985-12-20 1991-12-31 Syntex (U.S.A.) Inc. Magnetic composition for particle separation
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FR2601026B1 (fr) * 1986-04-15 1988-09-16 Rhone Poulenc Chimie Matiere seche hydratable en un gel aqueux contenant des particules de polymeres dispersees, procede pour sa preparation et son application en biologie
US4962021A (en) * 1986-06-20 1990-10-09 Personal Diagnostics, Inc. Analyte determination using gel including a reagent system reacts with analyte to change transmissive property of gel detectable by light beam transmitted through gel by total internal reflectance
US5069216A (en) * 1986-07-03 1991-12-03 Advanced Magnetics Inc. Silanized biodegradable super paramagnetic metal oxides as contrast agents for imaging the gastrointestinal tract
US5219554A (en) 1986-07-03 1993-06-15 Advanced Magnetics, Inc. Hydrated biodegradable superparamagnetic metal oxides
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US4822747A (en) * 1986-12-09 1989-04-18 Miles Inc. Polyacrylamide gel particles having hapten moieties bound thereto as immunoassay reagent
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US5202267A (en) * 1988-04-04 1993-04-13 Hygeia Sciences, Inc. Sol capture immunoassay kit and procedure
US4965007A (en) * 1988-05-10 1990-10-23 Eastman Kodak Company Encapsulated superparamagnetic particles
WO1990015666A1 (en) * 1989-06-16 1990-12-27 Omni Quest Corporation Coated magnetic particles for use in separations
DE3919873A1 (de) * 1989-06-19 1990-12-20 Behringwerke Ag Magnetische protein-konjugate, verfahren zu ihrer herstellung und ihre verwendung
DK165090D0 (da) * 1990-07-09 1990-07-09 Kem En Tec As Konglomererede partikler
SE9101149D0 (sv) 1991-04-17 1991-04-17 Pharmacia Lkb Biotech Beads for down stream processing
US6706188B2 (en) 1993-05-03 2004-03-16 Amersham Biociences Ab Process and means for down stream processing
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US6107102A (en) * 1995-06-07 2000-08-22 Regents Of The University Of California Therapeutic microdevices and methods of making and using same
US5856194A (en) 1996-09-19 1999-01-05 Abbott Laboratories Method for determination of item of interest in a sample
US5795784A (en) 1996-09-19 1998-08-18 Abbott Laboratories Method of performing a process for determining an item of interest in a sample
US7364921B1 (en) 1999-01-06 2008-04-29 University Of Medicine And Dentistry Of New Jersey Method and apparatus for separating biological materials and other substances
US20040146855A1 (en) * 2003-01-27 2004-07-29 Marchessault Robert H. Formation of superparamagnetic particles
JP2006073991A (ja) * 2004-08-02 2006-03-16 Sony Corp 電磁波抑制材料、電磁波抑制デバイス、並びに電子機器
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US3788950A (en) * 1970-08-05 1974-01-29 Du Pont Enzyme gel and use therefor
GB1403359A (en) 1971-08-27 1975-08-28 Nat Res Dev Biochemical reacrions
US3966897A (en) * 1973-04-02 1976-06-29 Marine Colloids, Inc. Medium for use in bioassay and method of using same
US4108972A (en) * 1974-03-15 1978-08-22 Dreyer William J Immunological reagent employing radioactive and other tracers
US4048018A (en) * 1974-08-05 1977-09-13 Coughlin Robert W Method of carrying out enzyme catalyzed reactions
US3979184A (en) * 1975-05-27 1976-09-07 General Electric Company Diagnostic device for visually detecting presence of biological particles
US3970518A (en) * 1975-07-01 1976-07-20 General Electric Company Magnetic separation of biological particles
US4070246A (en) * 1976-04-09 1978-01-24 Abbott Laboratories Reactive matrices

Also Published As

Publication number Publication date
FR2334106A1 (fr) 1977-07-01
JPS5282723A (en) 1977-07-11
DE2654723C2 (de) 1985-08-01
SE465540B (sv) 1991-09-23
DE2654723A1 (de) 1977-06-23
SE7613487L (sv) 1977-06-03
US4241176A (en) 1980-12-23
SE441393B (sv) 1985-09-30
GB1577956A (en) 1980-10-29
SE8000427L (sv) 1980-01-18

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