Patents by Inventor Nobuko Ishizuka

Nobuko Ishizuka 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).

  • Induction of insulin-producing cells
    Publication number: 20030219894
    Abstract: What is described is a method for preparation of insulin-producing cells from non-insulin-producing cells. Mammalian fetal hepatocytes or hepatic progenitor cells are used ad the non-insulin-producing cells, and the method comprises culturing the mammalian fetal hepatocytes or the hepatic progenitor cells with 1-50 mmol/L of nicotinamide and concurrently bringing about expression of the PDX-1 gene or the NeuroD gene in the mammalian fetal hepatocytes.
    Type: Application
    Filed: April 15, 2003
    Publication date: November 27, 2003
    Applicants: JCR Pharmaceuticals Co., Ltd., Susumu SEINO
    Inventors: Susumu Seino, Nobuko Ishizuka, Masaaki Okuno