A specific antigen recovered from tissue infected with M. paratuberculosis (Johne's bacillus); further studies on the nature of the antigen and on methods for demasking it.
D000818:Animals; D000906:Antibodies; D000941:Antigens; D001407:Bacillus; D006801:Humans; D007109:Immunity; D016927:Mycobacterium avium subsp. paratuberculosis; D010283:Paratuberculosis
D000906:Antibodies; D000941:Antigens
ANTIGENS AND ANTIBODIES; IMMUNITY