Patents Assigned to BioWhittaker, Inc.
  • Methods and reagents for detecting endotoxin
    Publication number: 20030054432
    Abstract: A reagent containing a purified horseshoe crab Factor C, particularly a recombinantly produced Factor C, and a surfactant can be used in a sensitive, rapid, and reproducible assay to detect endotoxin.
    Type: Application
    Filed: June 28, 2002
    Publication date: March 20, 2003
    Applicant: BioWhittaker, Inc.
    Inventors: Lin Chen, Michael Pepe
  • Fluorometric assay of chymopapain hypersensitivity and reagents therefor
    Patent number: 5084379
    Abstract: A method for identifying and quantifying chymopapain-specific IgE antibody levels in patient serum comprising binding chymopapain-specific IgE, if any, in the serum with chymopapain adhering to an insoluble support, conjugating the serum IgE with a labeled anti-IgE antibody, and measuring the level of labeled compound bound to the insoluble support or in the solution removed therefrom. Special reagents and their manufacture are also disclosed.
    Type: Grant
    Filed: May 25, 1990
    Date of Patent: January 28, 1992
    Assignee: BioWhittaker, Inc.
    Inventors: Emanuel Calenoff, Ruth M. Jones, Yuh-Geng Tsay, Myron A. Beigler