title: [Activity of enzymes of the methionine cycle in human placentas in various periods of pregnancy].
mesh_terms: D003541:Cystathionine beta-Synthase / Q000378:metabolism*; D005260:Female; D006801:Humans; D006836:Hydro-Lyases / Q000378:metabolism*; D008716:Methionine Adenosyltransferase / Q000378:metabolism*; D010920:Placenta / Q000201:enzymology*; D011247:Pregnancy; D013997:Time Factors; D014166:Transferases / Q000378:metabolism*
chemical_list: D014166:Transferases; D008716:Methionine Adenosyltransferase; D006836:Hydro-Lyases; D003541:Cystathionine beta-Synthase
vernacular_title: Aktywność enzymów cyklu metioninowego w łozyskach ludzkich z róznych okresów ciazy.