US Patent 5,891,439
United States Patent and Trademark Office
Sbl Vaccin, Stockholm AB. SE. (IA) ; University of Iowa Research Foundation (Iowa City, IA, US)
Novel polypeptides having lymphocyte stimulating factor activity are disclosed, as well as the use thereof for treating African sleeping sickness. Also, the corresponding nucleic acid sequences are provided as well as truncated forms which encode polypeptides exhibiting enhanced biological activity.
Vaidya, Tushar; Bakhiet, Abdel-moiz; Olsson, Tomas; Kristensson, Krister; and Donelson, John E. Lymphocyte stimulating factor. US Patent 5,891,439 filed July 26, 1996 and issued April 06, 1999. https://ir.uiowa.edu/patents/206