DE69428445D1 - Magnetische mit gelatine überzogene teilchen und sie verwendender immunoassay - Google Patents

Magnetische mit gelatine überzogene teilchen und sie verwendender immunoassay

Info

Publication number: DE69428445D1
Authority: DE; Germany
Prior art keywords: immunoassay; covered particles; magnetic gelatine; gelatine; magnetic
Prior art date: 1993-07-08
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

DE69428445T

Other languages

English (en)

Other versions

DE69428445T2 (de

Inventor

Mitsuo Isomura

Masayoshi Ueno

Kazuya Shimada

Yoshihiro Ashihara

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.)

Fujirebio Inc

Original Assignee

Fujirebio Inc

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.)

1993-07-08

Filing date

1994-07-08

Publication date

2001-10-31

1994-07-08 Application filed by Fujirebio Inc filed Critical Fujirebio Inc

2001-10-31 Application granted granted Critical

2001-10-31 Publication of DE69428445D1 publication Critical patent/DE69428445D1/de

2002-05-29 Publication of DE69428445T2 publication Critical patent/DE69428445T2/de

2014-07-09 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- 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
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2446/00—Magnetic particle immunoreagent carriers
- G01N2446/10—Magnetic particle immunoreagent carriers the magnetic material being used to coat a pre-existing polymer particle but not 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
- G01N2446/80—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids
- G01N2446/84—Polymer coating, e.g. gelatin
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2446/00—Magnetic particle immunoreagent carriers
- G01N2446/80—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids
- G01N2446/90—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids characterised by small molecule linker used to couple immunoreagents to magnetic particles

Landscapes

Health & Medical Sciences (AREA)
Immunology (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Molecular Biology (AREA)
Biomedical Technology (AREA)
Chemical & Material Sciences (AREA)
Hematology (AREA)
Urology & Nephrology (AREA)
Food Science & Technology (AREA)
Biochemistry (AREA)
Cell Biology (AREA)
Biotechnology (AREA)
Medicinal Chemistry (AREA)
Physics & Mathematics (AREA)
Analytical Chemistry (AREA)
Microbiology (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Pathology (AREA)
Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Hard Magnetic Materials (AREA)
Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)

DE69428445T 1993-07-08 1994-07-08 Magnetische mit gelatine überzogene teilchen und sie verwendender immunoassay Expired - Lifetime DE69428445T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP19318493		1993-07-08
PCT/JP1994/001120 WO1995002185A1 (fr)	1993-07-08	1994-07-08	Particules magnetiques a base de gelatine et immuno-essai correspondant

Publications (2)

Publication Number	Publication Date
DE69428445D1 true DE69428445D1 (de)	2001-10-31
DE69428445T2 DE69428445T2 (de)	2002-05-29

Family

ID=16303706

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69428445T Expired - Lifetime DE69428445T2 (de)	1993-07-08	1994-07-08	Magnetische mit gelatine überzogene teilchen und sie verwendender immunoassay

Country Status (7)

Country	Link
EP (1)	EP0709680B1 (de)
JP (1)	JP3192149B2 (de)
AU (1)	AU681893B2 (de)
CA (1)	CA2166705C (de)
DE (1)	DE69428445T2 (de)
ES (1)	ES2164710T3 (de)
WO (1)	WO1995002185A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU687033B2 (en) *	1993-09-13	1998-02-19	Ciba Corning Diagnostics Corp.	Undercoating of solid phase surfaces and direct coating method
FR2773416B1 (fr)	1998-01-06	2000-02-11	Bio Merieux	Particules magnetiques perfectionnees, leurs procedes d'obtention et leurs utilisations dans la separation de molecules
EP1108743B1 (de) *	1999-12-08	2006-11-15	JSR Corporation	Trennung von Viren und Nachweis von Viren
WO2002095407A1 (fr) *	2001-05-18	2002-11-28	Srl, Inc.	Procede de dosage immunologique
JP2007085929A (ja) *	2005-09-22	2007-04-05	Jsr Corp	特異捕捉用磁性粒子およびその製造方法
IES20050816A2 (en) *	2005-12-06	2007-05-16	Trinity Res Ltd	A method for preparing microbeads for use in an assay for determining the presence of antibodies to human immunodeficiency virus in a sample
JP5279357B2 (ja) *	2008-06-12	2013-09-04	キヤノン株式会社	複合粒子、その製造方法、分散液、磁気バイオセンシング装置および磁気バイオセンシング方法
CN102426249A (zh) *	2011-08-31	2012-04-25	内蒙古科慧生物科技有限责任公司	促甲状腺激素(tsh)定量测定试剂盒及其检测方法
CN102507917A (zh) *	2011-11-01	2012-06-20	四川金域医学检验中心有限公司	丙戊酸均相酶免疫快速检测试剂盒
CN106030306A (zh) *	2014-10-08	2016-10-12	艾维可股份有限公司	同时确定血清学特征和评估hiv感染后持续时间的方法
EP3708605A4 (de) *	2017-11-06	2020-12-16	Konica Minolta, Inc.	Hydrogelpartikel und verfahren zu ihrer herstellung, zelle oder zellstruktur mit darin eingeschlossener hydrogelpartikel, verfahren zur evaluierung der aktivität einer zelle unter verwendung einer hydrogelpartikel und verwendung von hydrogelpartikeln als retard-präparat
CN112034159B (zh) *	2020-09-06	2023-08-29	武汉生之源生物科技股份有限公司	一种凝胶化免疫磁珠及其制备方法与用途

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2334106A1 (fr) *	1975-12-02	1977-07-01	Pasteur Institut	Gel magnetique convenant pour dosages immunoenzymatiques
JPS59195161A (ja) *	1983-04-21	1984-11-06	Fujirebio Inc	磁性粒子及びその製造法
US4965007A (en) *	1988-05-10	1990-10-23	Eastman Kodak Company	Encapsulated superparamagnetic particles
JP2979414B2 (ja) *	1989-09-29	1999-11-15	富士レビオ株式会社	磁性粒子およびそれを用いた免疫測定法
US5169754A (en) *	1990-10-31	1992-12-08	Coulter Corporation	Biodegradable particle coatings having a protein covalently immobilized by means of a crosslinking agent and processes for making same

1994
- 1994-07-08 DE DE69428445T patent/DE69428445T2/de not_active Expired - Lifetime
- 1994-07-08 CA CA002166705A patent/CA2166705C/en not_active Expired - Fee Related
- 1994-07-08 ES ES94919875T patent/ES2164710T3/es not_active Expired - Lifetime
- 1994-07-08 EP EP94919875A patent/EP0709680B1/de not_active Expired - Lifetime
- 1994-07-08 JP JP50395695A patent/JP3192149B2/ja not_active Expired - Fee Related
- 1994-07-08 WO PCT/JP1994/001120 patent/WO1995002185A1/ja active IP Right Grant
- 1994-07-08 AU AU70845/94A patent/AU681893B2/en not_active Ceased

Also Published As

Publication number	Publication date
AU7084594A (en)	1995-02-06
CA2166705C (en)	2004-11-09
AU681893B2 (en)	1997-09-11
ES2164710T3 (es)	2002-03-01
DE69428445T2 (de)	2002-05-29
EP0709680B1 (de)	2001-09-26
CA2166705A1 (en)	1995-01-19
EP0709680A1 (de)	1996-05-01
JP3192149B2 (ja)	2001-07-23
EP0709680A4 (de)	1998-04-29
WO1995002185A1 (fr)	1995-01-19

Publication	Publication Date	Title
DE69032590D1 (de)	1998-10-01	Wärmefixierbarer Toner und Wärmefixierverfahren
FI944758L (fi)	1994-10-10	Pintamuunnetut hiukkaset ja menetelmä niiden valmistamiseksi
HU9303026D0 (en)	1994-01-28	New antibodies and their application
KR970001227A (ko)	1997-01-21	자성토너용 자성입자 및 이들의 제조방법
DE69434551T2 (de)	2006-06-14	Teilchen-Analysegerät
DE69123614D1 (de)	1997-01-30	Aufladeverfahren und Aufladevorrichtung
EP0565459A3 (en)	1994-10-26	Novel photographic developing solution and use thereof in the high contrast development of nucleated photographic elements
DE69422883D1 (de)	2000-03-09	Teilchenanalysator
KR960703007A (ko)	1996-06-19	연질-피막 젤라틴 캡슐화 입자(soft-shelled gelatin encapsulated particles)
KR970001228A (ko)	1997-01-21	자성토너용 구형 자성입자 및 이들의 제조방법
DE69431499D1 (de)	2002-11-14	Meta-data-Struktur und Handhabung
BR9407089A (pt)	1996-08-13	Moega e método
DE69328568D1 (de)	2000-06-08	Tonerteilchen mit modifizierter aufladbarkeit
ATE132778T1 (de)	1996-01-15	Behälterverschlüssen und herstellungsverfahren
DE69329363D1 (de)	2000-10-12	Elektrophotographischer Photoleiter und dessen Herstellungsverfahren
DE69428445D1 (de)	2001-10-31	Magnetische mit gelatine überzogene teilchen und sie verwendender immunoassay
DE69021234D1 (de)	1995-09-07	Auflade-Element und elektrofotografisches Gerät mit einem solchen Element.
DE69428309D1 (de)	2001-10-25	Teilchenklassierung
DE69418735D1 (de)	1999-07-08	Abschicken und Terminisieren von Speicheroperationen in einem elektronischen Kopiersystem
DE69327080D1 (de)	1999-12-30	Informationsverarbeitungsvorrichtung mit Schlussfolgerung und adaptivem Lernen
DE69423067D1 (de)	2000-03-30	Toner und Entwickler-Zusammensetzungen mit Polyesteramidesiloxane
EP0576912A3 (en)	1994-06-15	In situ modification of gelatin carboxyl groups
DE69131871D1 (de)	2000-01-27	Magnetische Teilchen
EP0585868A3 (de)	1994-11-23	Magnetisches Teilchen und seine Verwendung in einem Immunotest.
DE69430184D1 (de)	2002-04-25	Elektrophotographische Trägerpartikel und deren Herstellungsverfahren

Legal Events

Date	Code	Title	Description
2002-10-24	8364	No opposition during term of opposition
2006-07-13	8327	Change in the person/name/address of the patent owner	Owner name: MIRACA HOLDINGS INC., TOKIO/TOKYO, JP
2007-01-04	8327	Change in the person/name/address of the patent owner	Owner name: FUJIREBIO INC., TOKIO/TOKYO, JP