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Class 436/516 - Immunoelectrophoresis


Subclass of Class 436 - Chemistry: analytical and immunological testing
Definition: Subject matter in which antigens or antibodies migrate through
No. of patents: 214
Last issue date: 01/31/2012


          6  
NumberTitleIssue Date
3984533Electrophoretic method of detecting antigen-antibody reaction
A method of rapidly detecting presence of antibodies in a solution comprises depositing, on each of a plurality of microscopic particles, an antigen specific to the antibodies sought, and forming a dilute suspension of the particles in the solution to be ...
10/05/1976
3979507Diagnostic system for organ abnormalities
A system is provided for the detection and identification of a diseased or impaired organ in a patient through detection and measurement in the patient's blood, or other body fluid specimen, of an antigen which is normally present in healthy organs of the...
09/07/1976
3975162Applying reagent to medium and device therefor
Device for applying a measured quantity of water-soluble or water-dispersible reagent to a water-containing solid medium for use in molecular diffusion or affinity separation procedures is provided in the form of a film consisting essentially of a film-fo...
08/17/1976
3966897Medium for use in bioassay and method of using same
A hydratable or hydrated gel medium for use in bioassay of a test substance contains fixed in a localized zone a reagent for the test substance. Assays are conducted rapidly by diffusing the test substance followed by an indicator substance also reactive ...
06/29/1976
3966580Novel protein-immobilizing hydrophobic polymeric membrane, process for producing same and apparatus employing same
A protein-immobilizing hydrophobic polymeric membrane comprising an organic, hydrophobic polymeric substrate with a specific protein reactive group pendant therefrom in preselected concentration is disclosed. The protein reactive groups is a free group of...
06/29/1976
3964992Chamber and process for crossed immunoelectro-phoresis
A chamber and process for performing the electroimmunomigration step (the second phase of a crossed-electrophoresis process) for separating protein-containing biological fluids. The chamber preferably includes a base plate having a well defined therein, a...
06/22/1976
3960499Biological test apparatus
An improved biological test apparatus has an organoplastic support surface which has been treated to become hydrophilic, said surface supporting an aqueous gel employed for the desired test mechanism. The hydrophilic treatment enables the aqueous gel to b...
06/01/1976
3960489Method and apparatus for determination of concentration of immunologically reactive biological particles
The area of a bimolecular layer formed on a metallized slide is related to the concentration of second immunologically reactive biological particles forming the second layer. The slide initially has adsorbed thereon a first monomolecular layer of first im...
06/01/1976
3956272Polysaccharide gels
A process for the treatment of polysaccharide gels, especially of agarose or gelose, comprises bridging the linear polysaccharide chains with 2,4,6-trichloro-1,3,5-triazine, e.g. by suspending the polysaccharide gel in a solution of 2,4,6-trichloro-1,3,5-...
05/11/1976
3956273Modified agarose and agar and method of making same
A modified agarose or agar containing alkylated, alkenylated, acylated or hydroxyalkylated agarose in which the alkyl, alkenyl, and acyl groups contain from 1 to 3 carbon atoms and the hydroxyalkyl groups contain from 1 to 4 carbon atoms, which modified p...
05/11/1976
3951776Low-voltage cross migration electrophoresis apparatus
A low-voltage apparatus for demonstrating antigens in body liquids by cross-migration electrophoresis. The apparatus comprises a container filled with a buffer solution, which container has an anode and a cathode chamber and houses a gel-carrying tray. Re...
04/20/1976
3947345Apparatus for electrophoresis migration
Apparatus for producing electrophoretic migration in an agarose gel slide which includes a slide mounting block containing a salt which maintains slide temperature during electrophoresis processing....
03/30/1976
3930973Electrophoretic process
A method and apparatus for electrophoresis, counter electrophoresis, or immuno electrophoresis on a cellulose acetate membrane carried out on a flat rigid support plate supported over buffer reservoirs of opposite polarity. The membrane is wetted with buf...
01/06/1976
3930983Arrangement and process for determining antigens
An arrangement for the simultaneous qualitative or quantitative determination of several antigens in mixtures of antigens by immunoelectrophoresis in a matrix containing antibodies, by coating the support for the matrix with several matrix strips, one fol...
01/06/1976
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