Matches 1 - 26 out of 26


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US20120138468 PROTON CONCENTRATION TOPOGRAPHIES, METHODS AND DEVICES FOR PRODUCING THE SAME  
A device for isoelectric focusing. The device comprises a focusing container configured to contain an electrolyte solution and having a longitudinal axis and at least one electrolysis unit mounted...
US20100307920 pH GRADIENTS CONTROLLED BY ELECTROLYSIS, AND THEIR USE IN ISOELECTRIC FOCUSING  
A specified proton concentration in a volume (80) is produced by passing a controlled electrophoresis current through an adjacent electrophoresis volume (28) between a working electrode (26) and a...
US20090178929 SEPARATION DEVICE FOR ISOELECTRIC FOCUSING  
The invention relates to a device for use in separation, especially isoelectric focusing employing “pH sink regions”, whereby the direction of change in pH is reversed.
US20110100821 MINERAL OIL FREE ISOELECTRIC FOCUSING APPARATUS FOR IMMOBILIZED PH GRADIENT STRIPS  
A protective sheath for use with an immobilized pH gradient (IPG) strip in an isoelectric focusing (IEF) process is generally disclosed. The protective sheath can inhibit dehydration of the IPG...
US20120138469 MICROFLUIDIC DEVICES FOR TRANSVERSE ELECTROPHORESIS AND ISOELECTRIC FOCUSING  
Devices and methods are provided for separation of particles of a first selected electrophoretic mobility or isoelectric point from a fluid comprising particles of at least one other selected...
US20110253535 NON-GEL BASED TWO-DIMENSIONAL PROTEIN SEPARATION MULTI-CHANNEL DEVICES  
Provided is a multi-channel apparatus for non-gel based two-dimensional protein separation. One or more flat channels are arranged in parallel and have an isoelectric focusing section for...
US20070119712 Electrophoretic separation of amphoteric molecules  
Disclosed is a separation of amphoteric molecules according to their isoelectric points, wherein a first separation according to the isoelectric points of the molecules in one ore more first...
US20120073971 SELF-ASSEMBLY OF COATINGS UTILIZING SURFACE CHARGE  
An apparatus and method for measuring the isoelectric pH for materials deposited on or otherwise affixed onto and in contact with an electrode surface, and a method for utilizing the isoelectric...
US20070187249 Novel use of a positively charged support  
The present invention relates to a novel use of a positively charged support, namely as a sample loading support for loading samples onto an IPG (Immobilised pH gradient) gel. The support or paper...
US20120000779 SURFACE ACOUSTIC WAVE SENSOR DEVICE INCLUDING TARGET BIOMOLECULE ISOLATION COMPONENT  
Provided herein is a surface acoustic wave (“SAW”) sensor device including an isolation component of a target biomolecule. A sample containing the target biomolecule is separated by its size using...
US20130134042 FFE Media and FFE Methods Comprising Volatile Separation Media  
The present invention provides methods and separation media for separating analytes of interest via free flow electrophoresis (FFE) using volatile buffer systems. The separation media provided...
US20110132763 SOLUTION PHASE ELECTROPHORESIS DEVICE, COMPONENTS, AND METHODS  
A device for fluid phase electrophoresis, particularly solution phase isoelectric focusing, components thereof, and methods for use are presented.
US20110303542 Use of Additives for Enhancing Droplet Operations  
The invention relates to a droplet actuator with a substrate comprising electrodes arranged for conducting droplet operations on a droplet operations surface of the substrate; a filler fluid phase...
US20050205427 Multi-compartment filter and method of filtering using same  
Each embodiment includes a central sample reservoir and a plurality of satellite reservoirs. In a first embodiment, a first electrode in electrical contact with the central reservoir is charged...
US20110062025 ISOELECTRIC FOCUSING SYSTEMS AND METHODS  
The invention relates to devices and methods for the separation of species, including biological species and involves the use of free flow isolectric focusing (FF-IEF) devices capable of...
US20120184456 Methods and systems for analysis of nutraceutical associated components  
The present disclosure relates to methods and systems that may be used for analysis of nutraceutical associated components.
US20130126356 SIMULTANEOUS PURIFICATION OF CELL COMPONENTS  
Methods and devices for purification of different cell components from the same sample are provided.
US20100288638 SEPARATION OF BIOMOLECULES  
A method and apparatus for performing separation of molecules, in particular biomolecules such as nucleic acids and peptides, are disclosed. The method comprises separating molecules by a first...
US20120145548 METHODS AND DEVICES OF SEPARATING MOLECULAR ANALYTES  
A method of separating a mixture of a plurality of molecular analytes having different isoelectric points (pIs). The method comprises placing a solution containing a mixture of a plurality of...
US20070163884 Method and apparatus determining the isoelectric point of charged analyte  
Devices are provided for determining the isoelectric point of a charged analyte, comprising a titration chamber and an electrode chamber. The electrode chamber comprises at least two electrodes,...
US20100252435 Method and device for separation and depletion of certain proteins and particles using electrophoresis  
The present invention provides a novel and advantageous method for separating analytes by free flow electrophoresis. The methods are particularly suitable for depleting major constituents such as...
US20050139470 Device for isoelectric focussing  
A device for separating one or more components in a sample is disclosed, the device including: (a) a first planar member (1) having a channel (2) along which a sample may be loaded and...
US20080035484 Method and apparatus for precise selection and extraction of a focused component in isoelectric focusing performed in micro-channels  
An apparatus and method are disclosed for the precise selection and extraction of a selected analyte in a focused zone produced by isoelectric focusing performed in micro-channels. A cross-channel...
US20080047836 Configurable Microfluidic Substrate Assembly  
A microfluidic substrate assembly includes a substrate body having at least one fluid inlet port. At least one microscale fluid flow channel in the substrate is in fluid communication with the...
US20130153422 STOPPED-FLOW, MICRO-FLUIDIC DEVICE AND METHOD FOR THE CHARGE-BASED SEPARATION OF COMPLEX ANALYTE MIXTURES  
The present inventions relate to micro-fluidic devices and related methods of fractionating samples of analytes, such as peptides or proteins, according to their isoelectric points. The disclosed...
US20090071827 METHOD AND APPARATUS TO REDUCE FALSE POSITIVE AND FALSE NEGATIVE IDENTIFICATIONS OF COMPOUNDS  
A method, computer program medium, and system for analyzing a protein sample that obtains a mass spectrum of the derived peptides, and determines from the mass spectrum a first set of peptide...

Matches 1 - 26 out of 26