title: Lack of fetal effect on blood phenylalanine concentration in maternal phenylketonuria.
mesh_terms: D005260:Female; D005312:Fetal Blood / Q000378:metabolism*; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D008431:Maternal-Fetal Exchange; D010661:Phenylketonurias / Q000097:blood*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000097:blood*; D014443:Tyrosine / Q000097:blood; D014469:Umbilical Arteries; D014471:Umbilical Veins
chemical_list: D014443:Tyrosine