title: A factor in maternal plasma during pregnancy that suppresses the reactivity of mixed leukocyte cultures.
mesh_terms: D002478:Cells, Cultured; D046508:Culture Techniques; D005260:Female; D005333:Fetus / Q000276:immunology; D005865:Gestational Age; D006801:Humans; D007165:Immunosuppression Therapy; D007231:Infant, Newborn; D037102:Lectins / Q000494:pharmacology; D007962:Leukocytes / Q000276:immunology*; D008213:Lymphocyte Activation; D010298:Parity; D049590:Postpartum Period; D011247:Pregnancy; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014470:Umbilical Cord / Q000276:immunology
chemical_list: D037102:Lectins; D014316:Tritium; D013936:Thymidine