Patents Assigned to OraVax
  • Passive immunization against Clostridium difficile disease
    Patent number: 6214341
    Abstract: The invention provides active and passive immunization methods for preventing and treating Clostridium difficile infection, which involve percutaneous administration of C. difficile toxin-neutralizing polyclonal immune globulin, C. difficile toxoids, or combinations thereof. Also provided by the invention are C. difficile toxoids, C. difficile toxin-neutralizing polyclonal immune globulin, and methods of identifying subjects that produce C. difficile toxin-neutralizing polyclonal immune globulin.
    Type: Grant
    Filed: October 20, 1998
    Date of Patent: April 10, 2001
    Assignee: OraVax
    Inventors: William D. Thomas, Jr., Paul J. Giannasca, Zhenxi Zhang, Wende Lei, Thomas P. Monath