Persistence of treponemes and the infectivity test in syphilis.
D000818:Animals; D006801:Humans; D008297:Male; D011817:Rabbits; D013587:Syphilis / Q000209:etiology; D013592:Syphilis, Latent / Q000175:diagnosis / Q000382:microbiology*; D014210:Treponema pallidum / Q000302:isolation & purification* / Q000472:pathogenicity; D014774:Virulence