Experimental mouse syphilis; bioassay of sodium penicillin and penicillins X and G by a mouse-rabbit technique.
D000818:Animals; D001681:Biological Assay; D051379:Mice; D010400:Penicillin G / Q000031:analogs & derivatives; D010406:Penicillins; D011817:Rabbits; D013587:Syphilis
D010406:Penicillins; D010400:Penicillin G; C037825:penicillin X
PENICILLIN; SYPHILIS