title: Spontaneous deaths among rabbits inoculated with Treponema pallidum less than 2 weeks before. Abnormal susceptibility in apparently normal laboratory rabbits indicated by serological tests for human syphilis.
mesh_terms: D000818:Animals; D006876:Hydrothorax / Q000209:etiology; D011817:Rabbits; D013588:Syphilis Serodiagnosis; D014210:Treponema pallidum / Q000276:immunology* / Q000472:pathogenicity