ES2032278T3 - Particulas de dioxido de cromo recubiertas. - Google Patents
Particulas de dioxido de cromo recubiertas.Info
- Publication number
- ES2032278T3 ES2032278T3 ES198787103692T ES87103692T ES2032278T3 ES 2032278 T3 ES2032278 T3 ES 2032278T3 ES 198787103692 T ES198787103692 T ES 198787103692T ES 87103692 T ES87103692 T ES 87103692T ES 2032278 T3 ES2032278 T3 ES 2032278T3
- Authority
- ES
- Spain
- Prior art keywords
- dioxide particles
- chrome coated
- core
- immunoassays
- useful
- 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
Links
Classifications
-
- 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
-
- 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
- G01N2446/20—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
- G01N2446/80—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids
-
- 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
- G01N2446/86—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids the coating being pre-functionalised for attaching immunoreagents, e.g. aminodextran
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
- Y10T428/2995—Silane, siloxane or silicone coating
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)
- Physics & Mathematics (AREA)
- Microbiology (AREA)
- Cell Biology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biotechnology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Hard Magnetic Materials (AREA)
- Silicon Compounds (AREA)
- Glanulating (AREA)
- Chemically Coating (AREA)
- Peptides Or Proteins (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compounds Of Iron (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Abstract
EL DIOXIDO DE CROMO TIENE PROPIEDADES MAGNETICAS FAVORABLES, QUE LE HACEN CODICIABLE COMO SOPORTE SOLIDO EN INMUNOENSAYOS HETEROGENEOS. NO OBSTANTE, PARA SER UTIL EN TALES ENSAYOS HA DE ESTAR PROTEGIDO CONTRA LA DEGRADACION HIDROLITICA. ESTA INVENCION PROPORCIONA PARTICULAS MAGNETICAS UTILES EN INMUNOENSAYOS QUE TIENEN UN NUCLEO DE CRO2, QUE TIENE UNA SUPERFICIE REDUCIDA, REVESTIDO CON SILICE Y CON UN SILANO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/841,107 US4661408A (en) | 1986-03-18 | 1986-03-18 | Coated chromium dioxide particles |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2032278T3 true ES2032278T3 (es) | 1993-02-01 |
Family
ID=25284035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES198787103692T Expired - Lifetime ES2032278T3 (es) | 1986-03-18 | 1987-03-14 | Particulas de dioxido de cromo recubiertas. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4661408A (es) |
EP (1) | EP0240770B1 (es) |
JP (1) | JPS62226817A (es) |
AT (1) | ATE72050T1 (es) |
CA (1) | CA1289873C (es) |
DE (1) | DE3776180D1 (es) |
DK (1) | DK136787A (es) |
ES (1) | ES2032278T3 (es) |
GR (1) | GR3003647T3 (es) |
IE (1) | IE60178B1 (es) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4554088A (en) * | 1983-05-12 | 1985-11-19 | Advanced Magnetics Inc. | Magnetic particles for use in separations |
JPH02503983A (ja) * | 1987-06-26 | 1990-11-22 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | 捕捉ビーズを用いる組み換えクローン化naからの混入配列のアフイニテイ除去 |
WO1989000446A1 (en) * | 1987-07-16 | 1989-01-26 | E.I. Du Pont De Nemours And Company | Affinity separating using immobilized flocculating reagents |
US4913883A (en) * | 1987-07-20 | 1990-04-03 | Hitachi, Ltd. | Particle agglutination immunoassay apparatus |
US5102785A (en) * | 1987-09-28 | 1992-04-07 | E. I. Du Pont De Nemours And Company | Method of gene mapping |
FR2624613B1 (fr) * | 1987-12-15 | 1994-08-26 | Toledano Jacques | Support microspherique de detection immuno-enzymatique, fluorescente, cheminumilescente ou radio-active de substances microdosees dans les milieux biologiques |
JPH03504199A (ja) * | 1988-05-10 | 1991-09-19 | イー・アイ・デユポン・ド・ネモアース・アンド・コンパニー | 迅速な核酸検出法 |
US5147529A (en) * | 1988-08-10 | 1992-09-15 | E. I. Du Pont De Nemours And Company | Method for automatically processing magnetic solid phase reagents |
US4895453A (en) * | 1988-08-24 | 1990-01-23 | E. I. Du Pont De Nemours And Company | Vortex mixer drive |
US5104808A (en) * | 1988-08-26 | 1992-04-14 | Laska Paul F | Method and apparatus for effecting a plurality of assays on a plurality of samples in an automatic analytical device |
JPH02157655A (ja) * | 1988-12-09 | 1990-06-18 | Seiko Instr Inc | 反応容器 |
IE900688A1 (en) * | 1989-03-08 | 1991-02-13 | Becton Dickinson Co | Signal enhancement in magnetic immunoassay by inhibition of¹enzymatic catalysis |
US5164297A (en) * | 1990-05-03 | 1992-11-17 | Advanced Magnetics Inc. | Solvent mediated relaxation assay system |
US5254460A (en) * | 1990-05-03 | 1993-10-19 | Advanced Magnetics, Inc. | Solvent mediated relaxation assay system |
US5665582A (en) * | 1990-10-29 | 1997-09-09 | Dekalb Genetics Corp. | Isolation of biological materials |
WO1992008133A1 (en) * | 1990-10-29 | 1992-05-14 | Dekalb Plant Genetics | Isolation of biological materials using magnetic particles |
US5128103A (en) * | 1990-12-14 | 1992-07-07 | E. I. Du Pont De Nemours And Company | Apparatus for automatically processing magnetic solid phase reagents |
US20060013729A1 (en) * | 1991-02-14 | 2006-01-19 | Glen Carey | Fluid handling apparatus for an automated analyzer |
US6436349B1 (en) * | 1991-03-04 | 2002-08-20 | Bayer Corporation | Fluid handling apparatus for an automated analyzer |
US6498037B1 (en) * | 1991-03-04 | 2002-12-24 | Bayer Corporation | Method of handling reagents in a random access protocol |
US5242833A (en) * | 1991-03-20 | 1993-09-07 | Reference Diagnostics, Inc. | Lipid fractionation |
US5104231A (en) * | 1991-07-26 | 1992-04-14 | E. I. Du Pont De Nemours And Company | Vortex mixer drive |
US5232665A (en) * | 1991-07-26 | 1993-08-03 | E. I. Du Pont De Nemours And Company | Multi-linear automatic apparatus for processing immunoassays |
EP0597951B1 (en) * | 1991-07-26 | 1999-03-31 | Dade Chemistry Systems Inc. | An assay with signal detection in the presence of a suspended solid support |
US5369006A (en) * | 1991-08-20 | 1994-11-29 | E. I. Du Pont De Nemours And Company | Determination of CK isoenzymes and CK isoforms |
DE19508772C2 (de) * | 1995-03-01 | 1998-01-29 | Schering Ag | Verfahren und Verbindungen zur Detektion von Analyten mittels Remanenzmessung und deren Verwendung |
US5776784A (en) * | 1996-01-11 | 1998-07-07 | Dade International Inc. | Apparatus and method for reagent separation in a chemical analyzer |
US6143578A (en) * | 1996-05-10 | 2000-11-07 | Bayer Corporation | Method and apparatus for wash, resuspension, recollection and localization of magnetizable particles in assays using magnetic separation technology |
US5888835A (en) * | 1996-05-10 | 1999-03-30 | Chiron Diagnostics Corporation | Method and apparatus for wash, resuspension, recollection and localization of magnetizable particles in assays using magnetic separation technology |
US5876935A (en) * | 1997-01-08 | 1999-03-02 | Dade Behring Inc. | Luminescent specific binding assay |
US6822782B2 (en) * | 2001-05-15 | 2004-11-23 | E Ink Corporation | Electrophoretic particles and processes for the production thereof |
US7247379B2 (en) | 1997-08-28 | 2007-07-24 | E Ink Corporation | Electrophoretic particles, and processes for the production thereof |
US7002728B2 (en) | 1997-08-28 | 2006-02-21 | E Ink Corporation | Electrophoretic particles, and processes for the production thereof |
US5990274A (en) * | 1997-11-25 | 1999-11-23 | Dade Behring Inc. | Cyclosporine derivatives and uses thereof |
US6231982B1 (en) | 1997-12-10 | 2001-05-15 | Dade Behring Inc. | Particle reagents having reduced matrix effects and containing an aldehyde-reactive functional group |
US6548264B1 (en) * | 2000-05-17 | 2003-04-15 | University Of Florida | Coated nanoparticles |
US6589629B1 (en) | 2000-09-11 | 2003-07-08 | Lucent Technologies Inc. | Process for fabricating patterned, functionalized particles and article formed from particles |
US7230750B2 (en) | 2001-05-15 | 2007-06-12 | E Ink Corporation | Electrophoretic media and processes for the production thereof |
US20100148385A1 (en) * | 2001-05-15 | 2010-06-17 | E Ink Corporation | Electrophoretic media and processes for the production thereof |
AU2003234196A1 (en) | 2002-04-22 | 2003-11-03 | University Of Florida | Functionalized nanoparticles and methods of use |
GB0215185D0 (en) | 2002-07-01 | 2002-08-07 | Genovision As | Binding a target substance |
US7189582B2 (en) | 2005-04-27 | 2007-03-13 | Dade Behring Inc. | Compositions and methods for detection of sirolimus |
FR2898519B1 (fr) * | 2006-03-20 | 2009-01-09 | Commissariat Energie Atomique | Nanoparticules notamment a structure coeur coquilles, enrobees |
JP5391387B2 (ja) * | 2007-03-09 | 2014-01-15 | 小川 一文 | 磁気感応性薬剤およびその製造方法 |
US7790401B2 (en) | 2007-08-06 | 2010-09-07 | Siemens Healthcare Diagnostics | Methods for detection of immunosuppressant drugs |
US7910378B2 (en) | 2007-12-14 | 2011-03-22 | Siemens Healthcare Diagnostics Inc. | Methods for detection of hydrophobic drugs |
US8329424B2 (en) | 2010-06-25 | 2012-12-11 | Siemens Healthcare Diagnostics | Reduction in false results in assay measurements |
US9658218B2 (en) | 2012-05-07 | 2017-05-23 | Siemens Healthcare Diagnostics Inc. | Determination of total analyte concentration |
US9244083B2 (en) | 2012-11-30 | 2016-01-26 | Siemens Healthcare Diagnostics Inc. | Compositions and methods for detecting vitamin D |
US9121859B2 (en) | 2012-12-04 | 2015-09-01 | Siemens Healthcare Diagnostics Inc. | Compounds and methods for determination of FKBP-binding immunosuppressant drugs |
WO2015089172A1 (en) | 2013-12-13 | 2015-06-18 | Siemens Healthcare Diagnostics Inc. | Pretreatment agent in non-agglutination assays |
AU2015208104B2 (en) * | 2014-01-22 | 2019-02-14 | Basf Corporation | Silicon comprising polymer coated particles |
CN106661114B (zh) | 2014-06-27 | 2019-01-29 | 西门子医疗保健诊断公司 | 维生素d测定法中对维生素d差向异构体特异性的结合配偶体 |
KR102309377B1 (ko) | 2014-06-27 | 2021-10-05 | 지멘스 헬쓰케어 다이아그노스틱스 인크. | 비타민 d 에피머에 특이적인 결합 파트너 |
ES2858555T3 (es) | 2015-03-10 | 2021-09-30 | Siemens Healthcare Diagnostics Inc | Cuantificación de grupos funcionales sobre soportes sólidos. |
US10310374B2 (en) | 2016-08-18 | 2019-06-04 | International Business Machines Corporation | Repatternable nanoimprint lithography stamp |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3437502A (en) * | 1968-03-28 | 1969-04-08 | Du Pont | Titanium dioxide pigment coated with silica and alumina |
US3512930A (en) * | 1969-05-07 | 1970-05-19 | Du Pont | Stabilized ferromagnetic chromium dioxide |
US4068038A (en) * | 1972-05-24 | 1978-01-10 | Montecatini Edison S.P.A. | Stabilized chromium dioxide compositions |
GB1575805A (en) * | 1976-03-12 | 1980-10-01 | Technicon Instr | Automatic diagnostic apparatus |
DE2617809C2 (de) * | 1976-04-23 | 1984-09-20 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Stabilisierung von Chromdioxid-Magnetpigmenten und seine Verwendung |
GB1582956A (en) * | 1976-07-30 | 1981-01-21 | Ici Ltd | Composite magnetic particles |
US4297337A (en) * | 1979-04-13 | 1981-10-27 | Corning Glass Works | Solid-phase immunoassays using magnetic glass |
US4554088A (en) * | 1983-05-12 | 1985-11-19 | Advanced Magnetics Inc. | Magnetic particles for use in separations |
-
1986
- 1986-03-18 US US06/841,107 patent/US4661408A/en not_active Expired - Lifetime
-
1987
- 1987-03-12 CA CA000531885A patent/CA1289873C/en not_active Expired - Lifetime
- 1987-03-13 IE IE65887A patent/IE60178B1/en not_active IP Right Cessation
- 1987-03-14 AT AT87103692T patent/ATE72050T1/de not_active IP Right Cessation
- 1987-03-14 DE DE8787103692T patent/DE3776180D1/de not_active Expired - Lifetime
- 1987-03-14 ES ES198787103692T patent/ES2032278T3/es not_active Expired - Lifetime
- 1987-03-14 EP EP87103692A patent/EP0240770B1/en not_active Expired - Lifetime
- 1987-03-16 JP JP62059117A patent/JPS62226817A/ja active Granted
- 1987-03-17 DK DK136787A patent/DK136787A/da not_active Application Discontinuation
-
1992
- 1992-01-23 GR GR920400042T patent/GR3003647T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
ATE72050T1 (de) | 1992-02-15 |
EP0240770A1 (en) | 1987-10-14 |
US4661408A (en) | 1987-04-28 |
GR3003647T3 (es) | 1993-03-16 |
IE60178B1 (en) | 1994-06-15 |
DK136787D0 (da) | 1987-03-17 |
CA1289873C (en) | 1991-10-01 |
JPS62226817A (ja) | 1987-10-05 |
DE3776180D1 (de) | 1992-03-05 |
DK136787A (da) | 1987-09-19 |
JPH0463813B2 (es) | 1992-10-13 |
EP0240770B1 (en) | 1992-01-22 |
IE870658L (en) | 1987-09-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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