title: Early pregnancy factor is immunosuppressive.
mesh_terms: D000818:Animals; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D007116:Immunization, Passive; D007165:Immunosuppression Therapy; D051379:Mice; D011247:Pregnancy; D012397:Rosette Formation; D012756:Sheep; D012882:Skin Tests; D013045:Species Specificity; D013601:T-Lymphocytes / Q000276:immunology