DE69123726D1 - Manipulation von festen, semi-festen oder flüssigen materialien - Google Patents

Manipulation von festen, semi-festen oder flüssigen materialien

Info

Publication number
DE69123726D1
DE69123726D1 DE69123726T DE69123726T DE69123726D1 DE 69123726 D1 DE69123726 D1 DE 69123726D1 DE 69123726 T DE69123726 T DE 69123726T DE 69123726 T DE69123726 T DE 69123726T DE 69123726 D1 DE69123726 D1 DE 69123726D1
Authority
DE
Germany
Prior art keywords
solid
cell
frequency
electrical field
manipulation
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
Application number
DE69123726T
Other languages
English (en)
Other versions
DE69123726T2 (de
Inventor
Ronald Pethig
Julian Paul Hillhouse Burt
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.)
BTG International Ltd
Original Assignee
British Technology Group Ltd
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 British Technology Group Ltd filed Critical British Technology Group Ltd
Publication of DE69123726D1 publication Critical patent/DE69123726D1/de
Application granted granted Critical
Publication of DE69123726T2 publication Critical patent/DE69123726T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M35/00—Means for application of stress for stimulating the growth of microorganisms or the generation of fermentation or metabolic products; Means for electroporation or cell fusion
    • C12M35/02—Electrical or electromagnetic means, e.g. for electroporation or for cell fusion
    • 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
    • B03C5/00—Separating dispersed particles from liquids by electrostatic effect
    • B03C5/02—Separators
    • B03C5/022—Non-uniform field separators
    • B03C5/026—Non-uniform field separators using open-gradient differential dielectric separation, i.e. using electrodes of special shapes for non-uniform field creation, e.g. Fluid Integrated Circuit [FIC]
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N13/00—Treatment of microorganisms or enzymes with electrical or wave energy, e.g. magnetism, sonic waves
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
    • C12Q1/24—Methods of sampling, or inoculating or spreading a sample; Methods of physically isolating an intact microorganisms
    • 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
    • G01N33/5306—Improving reaction conditions, e.g. reduction of non-specific binding, promotion of specific binding
    • 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
    • G01N33/536—Immunoassay; Biospecific binding assay; Materials therefor with immune complex formed in liquid phase
    • G01N33/537—Immunoassay; Biospecific binding assay; Materials therefor with immune complex formed in liquid phase with separation of immune complex from unbound antigen or antibody
    • 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
    • G01N33/54393—Improving reaction conditions or stability, e.g. by coating or irradiation of surface, by reduction of non-specific binding, by promotion of specific binding

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Organic Chemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Urology & Nephrology (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Physics & Mathematics (AREA)
  • Genetics & Genomics (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Cell Biology (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Sustainable Development (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Biophysics (AREA)
  • Electromagnetism (AREA)
  • Electrostatic Separation (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
DE69123726T 1990-01-30 1991-01-29 Manipulation von festen, semi-festen oder flüssigen materialien Expired - Lifetime DE69123726T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909002092A GB9002092D0 (en) 1990-01-30 1990-01-30 Manipulation of solid,semi-solid or liquid materials
PCT/GB1991/000122 WO1991011262A1 (en) 1990-01-30 1991-01-29 Manipulation of solid, semi-solid or liquid materials

Publications (2)

Publication Number Publication Date
DE69123726D1 true DE69123726D1 (de) 1997-01-30
DE69123726T2 DE69123726T2 (de) 1997-04-10

Family

ID=10670143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123726T Expired - Lifetime DE69123726T2 (de) 1990-01-30 1991-01-29 Manipulation von festen, semi-festen oder flüssigen materialien

Country Status (12)

Country Link
US (1) US20030029714A1 (de)
EP (1) EP0513064B1 (de)
JP (1) JP2952038B2 (de)
KR (1) KR0156871B1 (de)
AT (1) ATE146383T1 (de)
AU (1) AU657086B2 (de)
CA (1) CA2075042C (de)
DE (1) DE69123726T2 (de)
DK (1) DK0513064T3 (de)
ES (1) ES2096644T3 (de)
GB (1) GB9002092D0 (de)
WO (1) WO1991011262A1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5795457A (en) * 1990-01-30 1998-08-18 British Technology Group Ltd. Manipulation of solid, semi-solid or liquid materials
DE4034697A1 (de) * 1990-10-31 1992-05-14 Fraunhofer Ges Forschung Verfahren zur handhabung mikroskopisch kleiner, dielektrischer teilchen und vorrichtung zur durchfuehrung des verfahrens
JP3104995B2 (ja) * 1991-01-31 2000-10-30 ワーナー−ランバート・コンパニー 抗炎症剤として有用な４，６−ジ−第三ブチル−５−ヒドロキシ−１，３−ピリミジンの置換されたヘテロアリール類似体
DE4127405C2 (de) * 1991-08-19 1996-02-29 Fraunhofer Ges Forschung Verfahren zur Trennung von Gemischen mikroskopisch kleiner, in einer Flüssigkeit oder einem Gel suspendierter dielektrischer Teilchen und Vorrichtung zur Durchführung des Verfahrens
GB9208357D0 (en) 1992-04-16 1992-06-03 British Tech Group Apparatus for separating a mixture
GB9306729D0 (en) * 1993-03-31 1993-05-26 British Tech Group Improvements in separators
US5427663A (en) * 1993-06-08 1995-06-27 British Technology Group Usa Inc. Microlithographic array for macromolecule and cell fractionation
EP0720658A1 (de) * 1993-09-23 1996-07-10 E.I. Du Pont De Nemours And Company Elektrophoretisches verfahren zur isolierung und trennung von mikroorganismen
DE4400955C2 (de) * 1993-12-23 1999-04-01 Fraunhofer Ges Forschung Adhäsionssteuerbare Oberflächenstruktur
IL108775A (en) * 1994-02-25 2003-09-17 Univ Ramot Method for efficient incorporation of molecules into cells
US5626734A (en) * 1995-08-18 1997-05-06 University Technologies International, Inc. Filter for perfusion cultures of animal cells and the like
DE19544127C1 (de) * 1995-11-27 1997-03-20 Gimsa Jan Dr Verfahren und Vorrichtung zur Erzeugung von Resonanzerscheinungen in Partikelsuspensionen und ihre Verwendung
US5993630A (en) * 1996-01-31 1999-11-30 Board Of Regents The University Of Texas System Method and apparatus for fractionation using conventional dielectrophoresis and field flow fractionation
US5888370A (en) * 1996-02-23 1999-03-30 Board Of Regents, The University Of Texas System Method and apparatus for fractionation using generalized dielectrophoresis and field flow fractionation
GB9605628D0 (en) * 1996-03-18 1996-05-22 Univ North Wales Apparatus for carrying out reactions
GB9615775D0 (en) 1996-07-26 1996-09-04 British Tech Group Apparatus and method for characterising particles using dielectrophoresis
EP0929658A4 (de) 1996-08-26 2005-11-02 Univ Princeton Reversibel versiegelbare vorrichtung zum sortieren von mikrostrukturen
TW391881B (en) 1996-09-25 2000-06-01 Baxter Int Method and apparatus for filtering suspensions of medical and biological fluids or the like
US5858192A (en) * 1996-10-18 1999-01-12 Board Of Regents, The University Of Texas System Method and apparatus for manipulation using spiral electrodes
ES2143362B1 (es) * 1997-02-28 2000-12-16 Univ Valencia Politecnica Aparato y metodo para caracterizar particulas polarizables por dielectroforesis.
US5988432A (en) * 1998-03-25 1999-11-23 Sarnoff Corporation Bead manipulating chucks with bead size selector
DE19859459A1 (de) * 1998-12-22 2000-06-29 Evotec Biosystems Ag Mikrosysteme zur Zellpermeation und Zellfusion
US6458259B1 (en) * 1999-05-11 2002-10-01 Caliper Technologies Corp. Prevention of surface adsorption in microchannels by application of electric current during pressure-induced flow
GB9916848D0 (en) * 1999-07-20 1999-09-22 Univ Wales Bangor Travelling wave dielectrophoretic apparatus and method
GB2358361B (en) * 2000-01-22 2003-04-23 Cell Analysis Ltd Method and apparatus for the separation of particles
GB2358473B (en) * 2000-01-22 2003-10-08 Cell Analysis Ltd Methods and apparatus for detecting microscopic bodies
WO2001096857A2 (en) 2000-06-14 2001-12-20 Board Of Regents, The University Of Texas System Method and apparatus for combined magnetophoretic and dielectrophoretic manipulation of analyte mixtures
EP1289661B1 (de) 2000-06-14 2006-05-10 Board of Regents, The University of Texas System Vorrichtung und verfahren zum einspritzen von flüssigkeiten
AU2001269896A1 (en) 2000-06-14 2001-12-24 Board Of Regents, The University Of Texas System Systems and methods for cell subpopulation analysis
US6703819B2 (en) 2001-12-03 2004-03-09 Board Of Regents, The University Of Texas System Particle impedance sensor
US6866762B2 (en) 2001-12-20 2005-03-15 Board Of Regents, University Of Texas System Dielectric gate and methods for fluid injection and control
KR100738071B1 (ko) * 2005-01-21 2007-07-12 삼성전자주식회사 농도구배발생부가 구비된 유전영동 장치, 그를 이용한물질의 분리방법 및 물질 분리의 최적 조건을 탐색하는 방법
US8921102B2 (en) 2005-07-29 2014-12-30 Gpb Scientific, Llc Devices and methods for enrichment and alteration of circulating tumor cells and other particles
NO20065562L (no) * 2006-12-01 2008-06-02 Fmc Kongsberg Subsea As Elektrisk coaloscer
JP6714924B2 (ja) * 2015-11-30 2020-07-01 国立大学法人大阪大学 サンプル検出用デバイス、サンプル検出装置及びイオン電流の検出方法
GB2577074B (en) * 2018-09-12 2022-06-01 Quantumdx Group Ltd Microfluidic device with DEP arrays

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390403A (en) * 1981-07-24 1983-06-28 Batchelder J Samuel Method and apparatus for dielectrophoretic manipulation of chemical species
US4441972A (en) * 1983-04-08 1984-04-10 D.E.P. Systems, Inc. Apparatus for electrofusion of biological particles
US5795457A (en) * 1990-01-30 1998-08-18 British Technology Group Ltd. Manipulation of solid, semi-solid or liquid materials

Also Published As

Publication number Publication date
CA2075042A1 (en) 1991-07-31
DK0513064T3 (da) 1997-01-06
JPH05506605A (ja) 1993-09-30
EP0513064A1 (de) 1992-11-19
AU7151191A (en) 1991-08-21
WO1991011262A1 (en) 1991-08-08
GB9002092D0 (en) 1990-03-28
ES2096644T3 (es) 1997-03-16
US20030029714A1 (en) 2003-02-13
CA2075042C (en) 2001-05-01
JP2952038B2 (ja) 1999-09-20
EP0513064B1 (de) 1996-12-18
DE69123726T2 (de) 1997-04-10
AU657086B2 (en) 1995-03-02
ATE146383T1 (de) 1997-01-15
KR0156871B1 (ko) 1998-12-15

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Legal Events

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8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BTG INTERNATIONAL LTD., LONDON, GB