title: Urea-resistant neutrophil alkaline phosphatase in mothers with trisomy 21 pregnancy.
mesh_terms: D000469:Alkaline Phosphatase / Q000097:blood*; D002904:Chromosomes, Human, 21-22 and Y; D005260:Female; D005315:Fetal Diseases / Q000201:enzymology*; D006801:Humans; D008297:Male; D009504:Neutrophils / Q000201:enzymology*; D011247:Pregnancy; D014314:Trisomy; D014508:Urea / Q000494:pharmacology
chemical_list: D014508:Urea; D000469:Alkaline Phosphatase