Matches 1 - 26 out of 26
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7329388 Electrophoresis apparatus having staggered passage configuration  
An electrophoresis apparatus is generally disclosed for sequentially analyzing a single sample or multiple samples having one or more analytes in high or low concentrations. The apparatus comprises...
7241419 Circuits for the control of output current in an electronic device for performing active biological operations  
A circuit for control of an output current in a multiple unit cell array includes an array of unit cells arranged in rows and columns. Each unit cell includes a column select transistor being...
7172896 Integrated portable biological detection system  
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 staining the...
7153407 Multi-dimensional electrophoresis apparatus  
An electrophoresis apparatus is generally disclosed for sequentially analyzing a single sample or multiple samples having one or more analytes in high or low concentrations. The apparatus comprises...
6991713 Methods and apparatus for processing a sample of biomolecular analyte using a microfabricated device  
A technique processes a sample of biomolecular analyte. The technique uses an apparatus having a support assembly that receives and supports a test module, a load assembly that loads the sample of...
6986841 Fused-silica capillaries with photopolymer components  
A separation column is provided with a photopolymer component which, when irradiated, causes controlled porosity polymerization. A particularly preferred embodiment is wherein the separation medium...
6887362 Dielectrophoretic separation and immunoassay methods on active electronic matrix devices  
This invention relates to devices and methods for performing active, multi-step molecular and biological sample preparation and diagnostic analyses employing immunochemical techniques. It relates...
6884346 Bonded phase photopolymerized sol-gel column and associated methods  
A separation column and a method of making the separation column are provided. The separation column includes a separation channel and a separation medium in the channel. The separation medium...
6875348 Separation column having a photopolymerized sol-gel component and associated methods  
A separation column and a method of preparing the separation column are provided. The separation column includes a separation channel and a porous matrix in the channel. The porous matrix includes...
6873967 Electronic shopping assistant and method of use  
A computer system provides one or more lists of product combinations to one or more shoppers over one or more networks. The computer system comprises one or more central processing units (CPUs),...
6866785 Photopolymerized sol-gel column and associated methods  
A separation column and a method of making the separation column are provided. The separation column includes a separation channel and fritless separation medium in the channel. The separation...
6344326 Microfluidic method for nucleic acid purification and processing  
Integrated microfluidic devices comprising at least an enrichment channel ( 10 ) and a main electrophoretic flowpath ( 12 ) are provided. In the subject integrated devices, the enrichment channel...
6333088 Compound capillary assembly and use in separative transport  
A compound capillary can provide different sizes and configurations for central and outer passages to suit a variety of process applications, in particular methods of separative transport of...
6294392 Spatially-encoded analyte detection  
A flow-through microchannel (e.g. capillary) biosensor is described for the for the detection of multiple, different analytes (e.g. nucleic acids, proteins, sugars, etc.) targets in a sample by...
6054036 Electrophoresis gels and gel holders having fiber spacers and method of making same  
Gel holders for electrophoresis gels are made using clad fibers, particularly glass fibers as spacers between substrates. A plurality of fibers with a high-melting interior core and a low-melting...
6007690 Integrated microfluidic devices  
Integrated microfluidic devices comprising at least an enrichment channel and a main electrophoretic flowpath are provided. In the subject integrated devices, the enrichment channel and the main...
5856082 Devices and methods for characterizing proteins and peptides  
The present invention provides analytical devices for the characterization of the primary structure of proteins and peptides, comprising a microenzyme reactor, a separation device, an interface...
5804384 Devices and methods for detecting multiple analytes in samples  
The invention features devices that each consist of a tube containing a linear array of specific binding elements that each have capture probes specific for a target analyte linked thereto. The...
5800692 Preseparation processor for use in capillary electrophoresis  
A preseparation processor for use in capillary electrophoresis is described. The preseparation processor contains sample processing material, preferably in the form of a membrane, for use in...
5618398 Electrophoresis gels and gel holders having fiber spacers and method of making same  
Gel holders for electrophoresis gels are made using clad fibers, particularly glass fibers as spacers between substrates. A plurality of fibers with an high-melting interior core and a low-melting...
5605666 Capillary retaining system  
A capillary and capillary retaining system including a capillary assembly having first and second end holders. The first and second end holders are adapted to be received by first and second...
5599434 Electrophoresis gels and gel holders having adhesive affixed fiber spacers and method of making same  
Gel holders for electrophoresis gels are made using fibers, particularly glass fibers, which are affixed to the substrates forming the gel holder using an adhesive. These gel holders can be made by...
5571398 Precise capillary electrophoretic interface for sample collection or analysis  
A capillary electrophoretic system and method for accurate and precise post-column manipulation of molecules separated by capillary electrophoresis is disclosed. The system of the invention...
5417925 Capillary and capillary retaining system  
A capillary and capillary retaining system including a capillary assembly having first and second end holders. The first and second end holders are adapted to be received by first and second...
5384024 Capillary electrophoresis  
An instrument for capillary electrophoresis has a vertically translatable carrier holding one end of the capillary and an electrode connected to a power supply, and a rotary carousel for presenting...
5340452 On-column preconcentration of samples in capillary electrophoresis  
A electrophoresis column having on-column means and a method for concentrating analytes of interest in a sample prior to electrophoresis. The column comprises a section having the concentrating...
Matches 1 - 26 out of 26