title: Treponema pallidum opsonophagocytic test.
mesh_terms: D000818:Animals; D002860:Chromium Radioisotopes; D003168:Complement Fixation Tests; D006168:Guinea Pigs / Q000276:immunology; D006801:Humans; D007962:Leukocytes / Q000276:immunology; D008297:Male; D009895:Opsonin Proteins; D010587:Phagocytosis; D011817:Rabbits / Q000276:immunology; D013588:Syphilis Serodiagnosis; D013737:Testis / Q000382:microbiology; D014210:Treponema pallidum / Q000276:immunology* / Q000302:isolation & purification
chemical_list: D002860:Chromium Radioisotopes; D009895:Opsonin Proteins