title: Correspondence: An attempt to produce immune complexes in experimental syphilis.
mesh_terms: D000818:Animals; D000907:Antibodies, Bacterial / Q000032:analysis; D000936:Antigen-Antibody Complex; D003165:Complement System Proteins; D007668:Kidney / Q000473:pathology; D008297:Male; D008727:Methotrexate / Q000627:therapeutic use; D011817:Rabbits; D013587:Syphilis / Q000188:drug therapy / Q000276:immunology* / Q000473:pathology; D013588:Syphilis Serodiagnosis; D013696:Temperature; D014210:Treponema pallidum / Q000276:immunology
chemical_list: D000907:Antibodies, Bacterial; D000936:Antigen-Antibody Complex; D003165:Complement System Proteins; D008727:Methotrexate