Patents Assigned to Zaidan Hojin Biseibutsu Kagaku Kenkyu Kao
  • Ebelactones and production thereof
    Patent number: 4358602
    Abstract: New physiologically active substances, ebelactone A and ebelactone B which are generally termed ebelactone are produced from a new microorganism, Streptomyces MG7-G1 strain identified FERM-P 5363 or ATCC No. 31860 and ATCC No. 31880. Ebelactone is useful as a host defense stimulator having an activity to enhance cell-mediated immunity, and also as an anti-inflammatory agent.
    Type: Grant
    Filed: March 4, 1981
    Date of Patent: November 9, 1982
    Assignee: Zaidan Hojin Biseibutsu Kagaku Kenkyu Kao
    Inventors: Hamao Umezawa, Takaaki Aoyagi, Tomio Takeuchi, Masa Hamada, Shinichi Kondo, Masaaki Ishizuka