title: Placental transfer of amino acids in the rat. II. Aromatic amino acids.
mesh_terms: D000818:Animals; D001693:Biological Transport, Active; D005260:Female; D005333:Fetus / Q000378:metabolism; D008431:Maternal-Fetal Exchange; D010649:Phenylalanine / Q000097:blood / Q000378:metabolism*; D010920:Placenta / Q000378:metabolism*; D011247:Pregnancy; D051381:Rats; D013997:Time Factors; D014364:Tryptophan / Q000097:blood / Q000378:metabolism*; D014443:Tyrosine / Q000378:metabolism*
chemical_list: D014443:Tyrosine; D010649:Phenylalanine; D014364:Tryptophan