Patents Assigned to Vitagen, Inc.
  • Clonal cells and cell lines derived from C3A cells and methods of making and using them
    Patent number: 6653105
    Abstract: A serum-free C3A clonal cell line and methods for generating the same are provided. The C3A cell line has a reduced doubling time in serum-free medium compared to a corresponding C3A cell line from which it is derived. Methods using the cells of the serum-free C3A clonal cell line for the production, expression and recovery of harvestable polypeptides, screening compounds for metabolic activity, studying enteric disease and for use in a bio-artificial liver device are also provided.
    Type: Grant
    Filed: February 11, 1998
    Date of Patent: November 25, 2003
    Assignee: Vitagen, Inc.
    Inventors: Dennis Triglia, Anthony Purchio