PROCESS FOR PREPARING NOVEL SUBSTANCES HAVING CARCINOSTATIC AND IMMUNOSTIMULATING ACTIVITY AND OF A CARCINOSTATIC AGENT CONTAINING SAME

摘要

Novel TF-2 substances having antitumor and immunostimulating activity, which are obtained from a culture or its supernatant fluid prepared by culturing bacteria belonging to Fusobacterium genus. Said substances are useful for the treatment of cancerous diseases of the mammals including human beings. This disclosure concerns such substances and a process for preparing the same and an antitumor agent containing the same.