Induction of delayed hypersensitivity in guinea pigs with old tuberculin or purified protein derivative.
D000818:Animals; D006168:Guinea Pigs; D006968:Hypersensitivity, Delayed; D007271:Injections, Intradermal; D007274:Injections, Intraperitoneal; D007275:Injections, Intravenous; D007279:Injections, Subcutaneous; D011817:Rabbits; D014373:Tuberculin / Q000008:administration & dosage / Q000494:pharmacology*
D014373:Tuberculin