title: In vitro response of foetal lymphocytes to PHA, and a factor plasma which suppresses the PHA response of adult lymphocytes.
mesh_terms: D000328:Adult; D005326:Fetal Proteins; D005333:Fetus / Q000276:immunology*; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D037102:Lectins / Q000494:pharmacology*; D007958:Leukocyte Count; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000187:drug effects* / Q000378:metabolism; D013268:Stimulation, Chemical; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014472:Umbilicus
chemical_list: D005326:Fetal Proteins; D037102:Lectins; D014316:Tritium; D013936:Thymidine