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JP2003507162A |
A method for conducting a broad range of biochemical analyses or manipulatio ns on a series of nano- to subnanoliter reaction volumes and an apparatus for carrying out the same are disclosed. The method and apparatus are implemente d on ...
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JP3381484B2 |
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JP2003505711A |
Methods for preparing nanoscale reactions using nucleic acids are presented. Nucleic acids are captured saturably, yet reversibly, on the internal surface of the reaction chamber, typically a capillary. Excess nucleic acid is removed and...
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JP2003505110A |
Methods for preparing nanoscale reactions using nucleic acids are presented. Nucleic acids are captured saturably, yet reversibly, on the internal surface of the reaction chamber, typically a capillary. Excess nucleic acid is removed and...
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JP2003504196A |
A method of travelling wave dielectrophoresis applicable to a suspension of particles in which a first signal at a first frequency and a plurality of different phases is applied to generate a TWD force, and simultaneously a second signal...
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JP2003010647A |
To provide a small bead provided with a nonspecific peptide adsorbing surface and being easily manipulated by an electromechanical means for the purpose of physical collection, transfer, and release.A method and an apparatus for extracti...
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JP2003001263A |
To provide an apparatus capable of removing bacteria by a simple apparatus configuration.The bacteria removing member is obtained by stacking a πelectron covalent electrically conductive polymer layer and an electrically conductive mate...
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JP2003500645A |
(57) [Summary] An upwardly open device for electrical elution of charged molecules within a reaction channel (2) having electrodes (3, 4) at the ends and at least one intermediate integration (28). Is described. This device is specifical...
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JP2002544494A |
Devices and methods are provided using microfluidic devices for manipulating small volumes and determining a variety of chemical and physical events. The devices rely upon an opening to the atmosphere of a small volume in a zone, where a...
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JP3359370B2 |
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JP2002542163A |
A method for separating components from plasma, the method comprising (I) separating the plasma into a first and second component, the first component comprising an albumin/alpha-1-antirypsin pool and the second component comprising plas...
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JP2002540912A |
A method of removing a biological contaminant from a mixture containing a biomolecule and the biological contaminant, the method comprising: (a) placing the biomolecule and contaminant mixture in a first solvent stream, the first solvent...
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JP2002539918A |
A composition of a liquid (26) is caused to interact with a narrow band shaped area at a chosen position on a solid surface within a flow channel (12) by hydrodynamic focusing of a guided stream of said liquid between two streams of guid...
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JP2002336678A |
To provide a liquid transferring container by which a very small amount of a solution can be handled.The negatively charged objective substance contained in a liquid sample S is made to flow into a slender tube 1 by charging an electrode...
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JP2002537767A |
Selectively enriching or separating materials from a liquid medium in a material mixture from in situ means comprising a stationary and a mobile phase, is new. The stationary phase is a biological material and the mobile phase is a liqui...
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JP2002536962A |
We have performed separation of bacterial and cancer cells from peripheral human blood in microfabricated electronic chips by dielectrophoresis. The isolated cells were examined by stining the nuclei with fluorescent dye followed by lase...
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JP2002536167A |
A method and apparatus for microfluidic processing by programmably manipulating a packet. A material is introduced onto a reaction surface and compartmentalized to form a packet. A position of the packet is sensed with a position sensor....
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JP2002536640A |
Microfluidic devices are provided where barriers are introduced between different compartments of the device to prevent fluid flow between the two compartments. Different materials and methods are employed for the introduction and remova...
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JP2002534679A |
A medium comprises an electrolyte wherein is dissolved at least an assembly of block copolymers characterized in that the block copolymers: are present in the electrolyte at a concentration level to provide the medium with the property o...
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JP2002533168A |
A method of treating blood or plasma of a subject to remove metabolic contaminants by electrophoresis. Blood or plasma from the subject is placed in a first solvent stream, the first solvent stream being separated form a second solvent s...
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JP2002532715A |
This invention relates to a method and device for separating charged particles according to their diffusivities in a separation medium by means of a spatially and temporally varying electric potential. The method is particularly suited t...
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JP2002529734A |
This invention relates to methods and formulations for the separation of biological macromolecules according to their size using capillary electrophoresis with improved polyacrylamide matrixes under denaturing conditions.
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JP2002251973A |
To provide a filter and a method for separating ions with a relatively low mass to charge ratio from ions with a relatively high mass to charge ratio.In the filter and the method for separating ions in partially ionized plasma according ...
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JP2002528670A |
An apparatus for enriching oxygen in the combustion air of internal-combustion engines has a gas centrifuge (1) which is driven by an exhaust gas turbine (2) in the exhaust pipe (4)
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JP2002224657A |
To restore the soil in contaminated agricultural lands in original positions.In the restoration method for the contaminated soil, an earth electrode is first embedded in a horizontal posture into the prescribed depth position of the cont...
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JP2002525191A |
The invention relates to a method and a system, suitable for automation, for the, preferably preparative, separation of amphoteric macromolecules, e.g. proteins or peptides, wherein said method comprises the steps of: (a) subjecting said...
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JP2002524229A |
An electrophoresis apparatus, comprises a cartridge configured to be removably mounted in the apparatus, and a separation membrane positioned in the cartridge. The separation membrane has a first side along which a first flow path define...
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JP2002214193A |
To overcome problems in a conventional minuet passage element such that a constituent part is fixed by an adhesive so as not to be replaceable or the fixing work is complicated, and a glass capillary is attachable and detachable but has ...
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JP2002186974A |
To provide a liquid separation device capable of smoothly separating a nonelectrolytic material and the anion and the cation of an ionic material without the happening of an electrolysis or a deposition.This liquid separation device comp...
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JP2002516742A |
A method for concentrating and/or positioning and/or separating particles or cells comprises placing a liquid medium containing the particles and/or cells over a surface having an electrode array associated with the surface, applying an ...
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JP2002162384A |
To provide a method for setting a condition under which all materials of analogous structure are resolved at once when resolving a mixture containing a plurality of materials of analogous structure having a similar chemical structure by ...
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JP2002131282A |
To prevent carryovers from being generated at the tip of the sample injection section of especially a capillary array used for a capillary array electrophoresis device.A through-hole is formed at each of a plurality of electrodes 2 in th...
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JP2002126455A |
To easily separate a desired component from a multicomponent mixture without deteriorating the component.The method of separating the multicomponent mixture is for separaing the desired component from the multicomponent mixture and compr...
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JP2002511583A |
(57) [Summary] Provided is a method for processing a biological sample containing both a nucleic acid substance and a non-nucleic acid substance such as a protein under the action of an electric field in a liquid medium.
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JP2002069094A |
To provide a system by which a protein complex comprising a transfer control factor and a protein associated with the factor can be separated, purified and obtained, while maintaining the structure of the complex.This system for obtainin...
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JP2002505937A |
The present invention is directed to a method for controlling electroosmotic flow by treating a surface with an organosilane having a single leaving group and optionally a ceramic oxide. This protective coating allows increased control a...
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JP2002503334A |
A micro flow system is provided for separating particles, comprising a microfabricated member having a flow channel (5) defined therein for guiding a flow of a fluid containing the particles through the flow channel, first inlet means (2...
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JP2002502020A |
An electrophoretic method for purifying a nucleic acid sample is disclosed. According to the method, the electrophoresis is effective to substantially reduce the concentration of contaminants relative to the concentration of desired nucl...
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JP2002502047A |
The present invention comprises devices and methods for performing channel-less separation of cell particles by dielectrophoresis, DC high voltage-pulsed electronic lysis of separated cells, separation of desired components from crude mi...
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JP3249838B2 |
PURPOSE: To continuously and efficiently recover gelatin at a reduced cost even when the amt. of waste water is large. CONSTITUTION: Gelatin is recovered from waste water contg. gelatin by this method. Waste water contg. gelatin is let t...
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JP3242170B2 |
PURPOSE: To improve the effectiveness of separation in the long-term use of a continuous carrier-free deflection electrophoresis apparatus. CONSTITUTION: The continuous carrier-free deflection electrophoresis apparatus has a separation c...
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JP3241433B2 |
PURPOSE: To obtain a pipe coupling which can couple pipes having an extremely small outer diameter and an inner diameter via an optional and highly accurate piping path. CONSTITUTION: The coupling for very small diameter pipes is constit...
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JP2001521818A |
Methods for cell lysis and purification of biological materials, involving subjecting a sample maintained at a subzero temperature to high pressure, are disclosed. Apparatus for practicing the methods are also disclosed. The cell or cell...
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JP2001519907A |
Methods are provided for the fabrication of polymeric microchannel structures having enclosed microchannels of capillary dimension. The microchannel structures are constructed of a base plate and a cover, sealed together. Microchannel st...
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JP2001519672A |
A method and apparatus for quantitative measurement of gene expression through multiplex competitive reverse transcriptase polymerase chain reaction amplification are disclosed. The method and apparatus are especially useful for analysis...
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JP2001276578A |
To provide a separator capable of separating mixed condensed gas into individual gases before mixing during the passage of the mixed condensed gas through a tank simple in structure and capable of wistanding long-term use. A plurality of...
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JP2001517789A |
The present invention concerns devices, apparatus and methods for transferring liquids. One aspect of the present invention is a device comprising a plate having a plurality of transfer elements. Each of the transfer elements comprises a...
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JP3215100B2 |
To provide a device attaching a material to be attached (a material to be loaded) into an extremely fine (acute) dot or line on an electrophoresis gel so as to provide an electrophoresis pattern of high resolution in an electrophoresis m...
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JP2001513013A |
The invention provides a continuous flow apparatus and method for purifying charged substances from solutions or suspensions by isoelectric focusing on an industrial scale.The apparatus comprises a separating chamber, a pair of vertical ...
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JP3199781B2 |
PURPOSE: To move a collecting-capturing device and one end of a capillary tube relatively according to a signal so as to collect different zones according to different components, and avoid the excessive dilution of a sample and concentr...
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