Patents by Inventor LaVerne Schirch

LaVerne Schirch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rapid and sensitive assay for homocysteine
    Patent number: 6046017
    Abstract: Methods and kits for assaying homocysteine in biological samples utilizing enzymatic reactions are provided. One method utilizes the enzymes methionine synthase and serine hydroxymethyltransferase sequentially to produce .sup.3 H.sub.2 O in proportion to the amount of hCys in the original sample. Another method utilizes the enzyme methionine synthase and then the enzymes serine hydroxymethyltransferase, methylene tetrahydrofolate dehydrogenase and formyl tetrahydrofolate dehydrogenase, to produce NADPH in proportion to the amount of hCys in the original sample.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: April 4, 2000
    Assignee: Virginia Commonwealth University
    Inventor: LaVerne Schirch