title: Time limitations in the reversal by citrovorum factor of methotrexate-induced immunosuppression in mice.
mesh_terms: D000818:Animals; D003165:Complement System Proteins / Q000502:physiology; D003601:Cytotoxicity Tests, Immunologic; D004912:Erythrocytes / Q000276:immunology; D005260:Female; D007165:Immunosuppression Therapy; D002955:Leucovorin / Q000494:pharmacology*; D008727:Methotrexate / Q000037:antagonists & inhibitors*; D051379:Mice; D008809:Mice, Inbred C3H; D012756:Sheep / Q000276:immunology; D013154:Spleen / Q000276:immunology; D013997:Time Factors
chemical_list: D003165:Complement System Proteins; D002955:Leucovorin; D008727:Methotrexate