title: Maternal antibodies in human foetal sera at different stages of gestation.
mesh_terms: D000906:Antibodies / Q000032:analysis*; D000941:Antigens; D001827:Body Height; D003168:Complement Fixation Tests; D005260:Female; D005333:Fetus / Q000276:immunology*; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D008623:Mercaptoethanol; D011247:Pregnancy; D013301:Streptolysins; D014470:Umbilical Cord; D014780:Viruses / Q000276:immunology
chemical_list: D000906:Antibodies; D000941:Antigens; D013301:Streptolysins; D008623:Mercaptoethanol