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Class 204/606 - Gel electrophoresis type


Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Apparatus in which particles or components migrate in an
No. of applications: 85
Last issue date: 03/01/2012


1      
Application No.Application TitleIssue Date
20120052593ASSAY FOR DETERMINATION OF LEVELS OF LIPOPROTEIN PARTICLE NUMBER IN BODILY FLUIDS
An assembly, method, system, and apparatus for the assessment of the level of specific lipoprotein particles present in a bodily fluid are disclosed. The levels determined may be used to predict the risk of developing various diseases related to lipoprotein particles....
03/01/2012
20120052594ASSAY FOR DETERMINATION OF LEVELS OF LIPOPROTEIN PARTICLES IN BODILY FLUIDS
An assembly, method, system, and apparatus for the assessment of the level of specific lipoprotein particles present in a bodily fluid are disclosed. The levels determined may be used to predict the risk of developing various diseases related to lipoprotein particles....
03/01/2012
20120043210Apparatus for Purifying Molecules
The invention provides devices for trapping and collecting separated biomolecules following a separation step. The invention also provides methods of using the devices to trap and collect separated biomolecules....
02/23/2012
20120043212REAL-TIME FLUORESCENT ELECTROPHORESIS APPARATUS
A real-time fluorescent electrophoresis apparatus, comprising: an electrophoresis tank comprising a platform, an electrophoresis liquid, a positive electrode and a negative electrode, the platform carrying a gel with a biological sample, the gel comprising a plurality o...
02/23/2012
20120027749Method
The present invention provides a method for detecting a 5T4-positive cancer in a subject, which comprises the following steps: (i) identifying and/or isolating exosomes in a sample from the subject; and (ii) detecting exosome-associated 5T4....
02/02/2012
20120006682NUCLEIC ACID CONCENTRATION RECOVERY CARTRIDGE, NUCLEIC ACID CONCENTRATION RECOVERY METHOD, AND FABRICATION PROCESS OF CARTRIDGE
A nucleic acid concentration recovery cartridge includes a substrate, a channel with which the substrate is provided to permit introduction of a liquid therein, a high molecular gel arranged in the channel at a predetermined position thereof, and a cathode and anode arr...
01/12/2012
20120000779SURFACE 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 electrophoresis, and sequentially reacts with a SAW sensor. In other ...
01/05/2012
20110220503ELECTROKINETIC PUMPING OF NONPOLAR SOLVENTS USING IONIC FLUID
Techniques are generally described that include electrokinetic pumping an emulsion comprising an ionic fluid and a nonpolar fluid to promote flow of the ionic fluid by electro-osmotic flow and drag the nonpolar fluid by viscous drag forces. In some examples, the electro...
09/15/2011
20110186432BUFFERS FOR ELECTROPHORESIS AND USE THEREOF
Various embodiments provide, for example, buffer compositions and/or sieving formulations useful in connection with electrophoresis instruments, such as capillary electrophoresis (CE) devices. In various embodiments, a buffer composition can include Bis-Tris, TAPS and/o...
08/04/2011
20110114487APPARATUS, METHOD, AND GEL SYSTEM FOR ANALYTICAL AND PREPARATIVE ELECTROPHORESIS
The present invention relates to an electrophoresis apparatus comprising a gel chamber for receiving electrophoresis medium, a removable gel system, which is arranged in the gel chamber, having a separation gel for the electrophoretic separation of biological molecules ...
05/19/2011
20110114485ELECTROPHORESIS APPARATUS AND ELECTROPHORESIS METHOD
An electrophoresis apparatus includes a sample separating section for containing a sample separating medium for separating a sample in a horizontal direction, the sample separating section containing the sample separating medium in such a manner that the sample separati...
05/19/2011
20110114493ELECTROPHORESIS CASSETTE
A pre-packaged electrophoresis cassette (1), the cassette (1) comprising a gel layer (2) and a buffer solution layer (3), the gel layer comprising a first polymer made from a monomer and a cross-linker, and being in contact with the buffer so...
05/19/2011
20110114488ELECTROPHORETIC SUPPORT
The present invention relates to electrophoresis and in particular low fluorescent electrophoretic supports for hydrogels used for separation of fluorescence labelled biomolecules. More particularly, the invention relates to use of a polymer having the following formula...
05/19/2011
20110073478SYSTEM FOR RAPID HIGH-RESOLUTION GEL ELECTROPHORESIS
Electrophoretic systems, formulations and methods are described which allow a user to perform electrophoresis experiments under conditions of high voltage and with reduced run time. An electrophoretic system, formulation or method may be run at 50% higher field strength...
03/31/2011
20110062024MULTICHANNEL PREPARATIVE ELECTROPHORESIS SYSTEM
The invention provides an electrophoresis cassette, methods for making the electrophoresis cassette, and method of fractionating analytes from a sample based upon electrophoretic mobility in a single application of the sample to an electrophoretic system....
03/17/2011
20110065127Detection of Degradative Enzymes and Biomolecules in Bodily Fluids
Provided herein are methods, kits and compositions useful in detecting degradative enzymes and biomolecules in bodily fluid samples....
03/17/2011
20110048950METHODS AND APPARATUS FOR PARTICLE INTRODUCTION AND RECOVERY
Particles may be injected into a matrix for concentration by scodaphoresis using a quadrupole injection field. Particles may be injected from two or more sample chambers simultaneously. Particle injection may be performed simultaneously with performing scodaphoresis. In...
03/03/2011
20110031120GEL COMPOSITION
A gel composition for use in electrophoresis analysis of proteins, characterised in that the gel composition includes a polar solvent as an additive, wherein the polar solvent is one of either an alcohol or a formamide derivative. Methods of use, methods of manufacture ...
02/10/2011
20110017598Electrophoretic Deposition
The present disclosure generally relates to systems, arrangements, and techniques for electrophoretic deposition of a plating material on a surface of a substrate. Example systems may include one or more of a substrate for receiving the plating material, a gel, a source...
01/27/2011
20110014710COMPOSITIONS, METHODS AND KITS FOR BIARSENICAL FLUOROPHORE LABELING
Methods, compositions, and kits for labeling tetracysteine-tagged proteins with biarsenical fluorophores with increased specificity, including compositions, methods and kits particularly adapted for labeling of tetracysteine-tagged proteins to be resolved within an elec...
01/20/2011
20110011741APPARATUS AND METHOD FOR ELECTROPHORESIS
Apparatus for conducting electrophoresis therein includes a chamber with a gel matrix. The chamber has a first sealed region and a second sealed region, and an anode within the first sealed region of the chamber and in contact with the gel matrix, and a cathode within t...
01/20/2011
20100323913Purification and Concentration of Proteins and DNA from a Complex Sample Using Isotachophoresis and a Device to Perform the Purification
A method of simultaneously co-purifying and concentrating nucleic acid and protein targets is described. The method includes automation of the entire sample preparation process, performed by having an analyst add a sample into a device that performs all of the steps nec...
12/23/2010
20100300881PRE-STAINING PROTOCOL FOR A PROTEIN SAMPLE WITH A PYRYLIUM DYE AND RESPECTIVE KIT
The invention relates to a protocol for pre-staining a protein prior to electrophoresis, an electrophoresis method including the protocol, and a kit for carrying out the protocol. The protocol comprises the steps of incubating the protein sample with a pyrylium dye in t...
12/02/2010
20100294664Assay for ALS and ALS-like disorders
The invention relates to an assay for discriminating between amyotrophic lateral sclerosis (ALS) patients and patients with ALS-like disorders that express symptoms like ALS. The method is based on the use of 2-dimensional (2D) gel electrophoresis to separate the comple...
11/25/2010
20100288638SEPARATION 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 characteristic along a linear dimension of a channel, and separating the mol...
11/18/2010
20100270159Apparatus for Purifying Molecules
The invention provides devices for trapping and collecting separated biomolecules following a separation step. The invention also provides methods of using the devices to trap and collect separated biomolecules....
10/28/2010
20100264033DIRECTIONAL CONDUCTIVITY NANODEPOSITS
A directional conductivity nanocomposite material, apparatuses and processes for making such material are generally described. A directional conductivity nanocomposite material may comprise a supporting material such as ceramic or polymer, with directionally conductive ...
10/21/2010
20100252434Bio-Sensor Using Gated Electrokinetic Transport
Embodiments of the present invention provide a method and apparatus for selective electrokinetic separation. In an embodiment, a local gate electric field is applied to a voltage-gated nanochannel filled with an aqueous solution. Additionally, a surface charge may be pr...
10/07/2010
20100213064ELECTROBLOTTING CASSETTE WITH MANUALLY RELEASABLE ELECTRODES OF ADJUSTABLE SPACING
An electroblotting cassette is formed in three separable parts—an upper plate, a lower plate, and a base that receives both plates, with electrodes mounted on both the upper and lower plates. The cassette accommodates transfer stacks of different thicknesses by its in...
08/26/2010
20100213065METHOD AND DEVICES FOR FORMING A PLURALITY OF WELLS ON A GEL
The present invention relates to methods and devices for forming a plurality of wells on a gel containing an analyte. The invention further provides a system for eluting a liquid analyte reagent mixture from a gel. The invention is useful in the separation of biological...
08/26/2010
20100140091INTEGRATED ELECTROPHORESIS DEVICE AND OPERATION THEREOF
An integrated electrophoresis device includes a passage, a receiving opening, a removal opening, and a set of electric field generators. The passage is provided with gel and buffer solution. The receiving opening is disposed in the passage. The removal opening is also d...
06/10/2010
20100126862MULTICHANNEL PREPARATIVE ELECTROPHORESIS SYSTEM
The invention provides an electrophoresis cassette, methods for making the electrophoresis cassette, and method of fractionating analytes from a sample based upon electrophoretic mobility in a single application of the sample to an electrophoretic system....
05/27/2010
20100120129APPARATUS FOR AND METHOD OF PROCESSING BIOLOGICAL SAMPLES
The present invention provides systems, devices, apparatuses and methods for automated bioprocessing. Examples of protocols and bioprocessing procedures suitable for the present invention include but are not limited to: immunoprecipitation, chromatin immunoprecipitation...
05/13/2010
20100101954Compositions, Methods, Devices, and Systems for Nucleic Acid Fractionation
The present disclosure provides methods, devices, systems and compositions for nucleic acid separation and/or purification. In some embodiments, nucleic acids from about 10 nucleotides to about 150 nucleotides may be separated and/or purified in seconds to minutes. A sy...
04/29/2010
20100084270Integrated Microfluidic Component for Purifying Analyte Molecules and Purification Method
The present invention relates to a method for purifying analyte molecules and in particular to a component of this type in which a separation section is used for separating analyte molecules and other constituents of a sample, and in which provision is made of at least ...
04/08/2010
20100055802Analysis using separation combined with chemical conversion followed by optical spectroscopy
The present invention relates to the separation, quantitative measurement, and analysis of trace species using a combination of three steps in succession. First, trace species are separated from other species that are present. Second, the trace species are chemically mo...
03/04/2010
20100044228Multi-Dimensional Analysis
A device and a method for multidimensional separation and analysis of molecules is disclosed. The device comprises a chamber for subjecting a first substance to a first analysis step and a space for receiving a second substance. The device is configured to apply pressur...
02/25/2010
20100044229Electrophoretically Enhanced Detection of Analytes on a Solid Support
The present embodiments provide systems, kits and methods suitable for performing dry or substantially dry electro-blotting analyses on immobilized protein or nucleic acid samples. Electro-blotting performed according to the presently described embodiments may include a...
02/25/2010
20090314639MEANS AND DEVICES FOR ELECTRO-FILTRATION OF MOLECULES
The present invention relates to means and devices for electro-filtration of molecules. The membranes comprise N-acryloyl-tris(hydroxymethyl)aminomethane (NAT) covalently linked to a support. The invention further encompasses compositions comprising an isoelectric buffe...
12/24/2009
20090250345Microfluidic electroelution devices & processes
A microfluidic device for electroelution with sample collection decoupled from the electrophoretic field can generally comprise a channel having a first fluid pathway in fluid communication with a second fluid pathway, the first fluid pathway can comprise a first port i...
10/08/2009
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