ON THE GROUP-SPECIFIC SUBSTANCE OF ASCARIS LUMBRICOIDES

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Oliver-González et al (1), (2), (3), (4) reported the presence of A and B group substances as well as Forssman's antigen in each of Ascaris lumbricoides, Ascaris suum, Triehnella spiralis, Necator americanus, Schistosoma mansoni, Cysticercus cellulosae and Taenia solium. Yamaguchi (5) found the existence of A partial antigen of A group substance and Forssman's antigen in the larva of gnathostoma spinigerum. In 1952 Ota (6) confirmed that A_IV partial antigen of A group substance, C group substance and Forssman's antigen were contained in Ascaris Lumbricoides and that both of Ancylostoma duodenale and that both of Ancylostoma duodenale and Taeniarhynchus saginatus had at least A_IV partial antigen of A group substance.