title: Demonstration of motile treponemes in the aqueous humour in secondary syphilis.
mesh_terms: D001082:Aqueous Humor / Q000382:microbiology*; D006716:Homosexuality; D006801:Humans; D007500:Iritis / Q000209:etiology; D008297:Male; D008875:Middle Aged; D010402:Penicillin G Procaine / Q000627:therapeutic use; D013587:Syphilis / Q000188:drug therapy / Q000382:microbiology*; D014208:Treponema / Q000302:isolation & purification*
chemical_list: D010402:Penicillin G Procaine