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PT975974E - Ensaio utilizando particulas magneticas - Google Patents

Ensaio utilizando particulas magneticas

Info

Publication number
PT975974E
PT975974E PT98921469T PT98921469T PT975974E PT 975974 E PT975974 E PT 975974E PT 98921469 T PT98921469 T PT 98921469T PT 98921469 T PT98921469 T PT 98921469T PT 975974 E PT975974 E PT 975974E
Authority
PT
Portugal
Prior art keywords
magnetic particles
test
analyte
assay
magnetic field
Prior art date
Application number
PT98921469T
Other languages
English (en)
Inventor
Patricia Connolly
Original Assignee
Byk Gulden Italia Spa
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 Byk Gulden Italia Spa filed Critical Byk Gulden Italia Spa
Publication of PT975974E publication Critical patent/PT975974E/pt

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
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/74Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables of fluids
    • G01N27/745Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables of fluids for detecting magnetic beads used in biochemical assays
    • 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
    • G01N33/84Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving inorganic compounds or pH

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Urology & Nephrology (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Biotechnology (AREA)
  • Cell Biology (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Paints Or Removers (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Magnetic Treatment Devices (AREA)
PT98921469T 1997-04-18 1998-04-20 Ensaio utilizando particulas magneticas PT975974E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97302671A EP0872736A1 (en) 1997-04-18 1997-04-18 Assay utilizing magnetic particles

Publications (1)

Publication Number Publication Date
PT975974E true PT975974E (pt) 2003-02-28

Family

ID=8229303

Family Applications (1)

Application Number Title Priority Date Filing Date
PT98921469T PT975974E (pt) 1997-04-18 1998-04-20 Ensaio utilizando particulas magneticas

Country Status (9)

Country Link
US (1) US6235491B1 (pt)
EP (2) EP0872736A1 (pt)
JP (1) JP3693680B2 (pt)
AT (1) ATE224544T1 (pt)
DE (1) DE69808071T2 (pt)
DK (1) DK0975974T3 (pt)
ES (1) ES2184260T3 (pt)
PT (1) PT975974E (pt)
WO (1) WO1998048282A1 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0872736A1 (en) * 1997-04-18 1998-10-21 Byk Gulden Italia S.p.A. Assay utilizing magnetic particles
US7640083B2 (en) 2002-11-22 2009-12-29 Monroe David A Record and playback system for aircraft
US8367013B2 (en) * 2001-12-24 2013-02-05 Kimberly-Clark Worldwide, Inc. Reading device, method, and system for conducting lateral flow assays
US20030119203A1 (en) 2001-12-24 2003-06-26 Kimberly-Clark Worldwide, Inc. Lateral flow assay devices and methods for conducting assays
US7285424B2 (en) * 2002-08-27 2007-10-23 Kimberly-Clark Worldwide, Inc. Membrane-based assay devices
US7432105B2 (en) 2002-08-27 2008-10-07 Kimberly-Clark Worldwide, Inc. Self-calibration system for a magnetic binding assay
US7314763B2 (en) * 2002-08-27 2008-01-01 Kimberly-Clark Worldwide, Inc. Fluidics-based assay devices
US20040106190A1 (en) * 2002-12-03 2004-06-03 Kimberly-Clark Worldwide, Inc. Flow-through assay devices
US7247500B2 (en) * 2002-12-19 2007-07-24 Kimberly-Clark Worldwide, Inc. Reduction of the hook effect in membrane-based assay devices
US7851209B2 (en) * 2003-04-03 2010-12-14 Kimberly-Clark Worldwide, Inc. Reduction of the hook effect in assay devices
US20040197819A1 (en) * 2003-04-03 2004-10-07 Kimberly-Clark Worldwide, Inc. Assay devices that utilize hollow particles
US20050112703A1 (en) 2003-11-21 2005-05-26 Kimberly-Clark Worldwide, Inc. Membrane-based lateral flow assay devices that utilize phosphorescent detection
US7943395B2 (en) 2003-11-21 2011-05-17 Kimberly-Clark Worldwide, Inc. Extension of the dynamic detection range of assay devices
US7713748B2 (en) 2003-11-21 2010-05-11 Kimberly-Clark Worldwide, Inc. Method of reducing the sensitivity of assay devices
US20050136550A1 (en) * 2003-12-19 2005-06-23 Kimberly-Clark Worldwide, Inc. Flow control of electrochemical-based assay devices
US7943089B2 (en) 2003-12-19 2011-05-17 Kimberly-Clark Worldwide, Inc. Laminated assay devices
GB0413752D0 (en) * 2004-06-19 2004-07-21 Hall Effect Technologies Ltd Method of determining the presence and/or concentration of substances of interest in fluids
US9267167B2 (en) 2004-06-28 2016-02-23 Becton, Dickinson And Company Dissolvable films and methods including the same
US7521226B2 (en) 2004-06-30 2009-04-21 Kimberly-Clark Worldwide, Inc. One-step enzymatic and amine detection technique
WO2006056001A1 (de) * 2004-11-25 2006-06-01 Thomas Schlederer Vorrichtung zur qualitativen und quantitativen bestimmung von analyten
CN106771199B (zh) * 2016-11-18 2018-06-22 湖北师范大学 一种用于非诊断目的的检测肿瘤标志物的比色免疫分析方法
GB2566995B (en) 2017-09-29 2023-01-18 Cotton Mouton Diagnostics Ltd A method of detection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5110727A (en) * 1987-04-03 1992-05-05 Cardiovascular Diagnostics, Inc. Method for performing coagulation assays accurately, rapidly and simply, using dry chemical reagents and paramagnetic particles
JPH08507148A (ja) 1993-02-17 1996-07-30 カーディオヴァスキュラー ダイアグノスティクス,インク. 固相化学カスケードイムノアッセイおよびアフィニティアッセイ
GB2284890A (en) * 1993-12-17 1995-06-21 Cambridge Life Sciences Analyte sensor based on polymer porosity changes
WO1994028414A1 (en) * 1993-05-29 1994-12-08 Cambridge Life Sciences Plc Sensors based on polymer transformation
ES2220914T3 (es) 1993-08-31 2004-12-16 Roche Diagnostics Corporation Reactivo y metodo para su suso.
EP0872736A1 (en) * 1997-04-18 1998-10-21 Byk Gulden Italia S.p.A. Assay utilizing magnetic particles

Also Published As

Publication number Publication date
ES2184260T3 (es) 2003-04-01
DK0975974T3 (da) 2003-01-20
EP0975974A1 (en) 2000-02-02
EP0872736A1 (en) 1998-10-21
EP0975974B1 (en) 2002-09-18
JP3693680B2 (ja) 2005-09-07
US6235491B1 (en) 2001-05-22
JP2002511926A (ja) 2002-04-16
WO1998048282A1 (en) 1998-10-29
DE69808071T2 (de) 2003-05-28
DE69808071D1 (de) 2002-10-24
ATE224544T1 (de) 2002-10-15

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