Patents by Inventor Hui-Hua Zhang

Hui-Hua Zhang 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).

  • Conditioned medium useful for sustaining growth of colonic crypt cells
    Patent number: 5316937
    Abstract: The invention describes a colonic crypt cell stimulating mitogen, and conditioned medium containing it. In particular, cell line LIM 2537 is described which, when cultivated in medium, secretes a mitogen which stimulates the proliferation o colonic crypt cells. Applications of the conditioned medium and the cell line are also described.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: May 31, 1994
    Assignee: Ludwig Institute for Cancer Research
    Inventors: R. H. Whitehead, Anthony Burgess, Hui-Hua Zhang