title: [State of biologically active substances in the mother-placenta-fetus system in pregnancy and labor].
mesh_terms: D000109:Acetylcholine / Q000378:metabolism; D005260:Female; D005333:Fetus / Q000378:metabolism*; D006632:Histamine / Q000378:metabolism; D006801:Humans; D007743:Labor, Obstetric; D008431:Maternal-Fetal Exchange; D010920:Placenta / Q000378:metabolism*; D011247:Pregnancy; D012701:Serotonin / Q000378:metabolism
chemical_list: D012701:Serotonin; D006632:Histamine; D000109:Acetylcholine
vernacular_title: Sostoianie biologicheski aktivnykh beshchestv v sisteme mat'-platsenta-plod pri beremennosti i rodakh