IMMUNIZATION IN SCHISTOSOMIASIS BY PREVIOUS EXPOSURE TO HOMOLOGOUS AND HETEROLOGOUS CERCARIEA BY INOCULATION OF PREPARATIONS  FROM SCHISTOSOMES AND BY EXPOSURE TO IRRADIATED CERCARIAE.
D000818:Animals; D058487:Cercaria; D000882:Haplorhini; D007109:Immunity; D007114:Immunization; D010336:Pathology; D011817:Rabbits; D011830:Radiation Effects / Q000276:immunology*; D012106:Research; D012552:Schistosomiasis; D014611:Vaccination
EXPERIMENTAL LAB STUDY; IMMUNITY; MONKEYS; PATHOLOGY; RABBITS; RADIATION IMMUNOLOGY; SCHISTOSOMIASIS