title: A modified method for prenatal diagnosis of Tay-Sachs disease in cell-free amniotic fluid.
mesh_terms: D000653:Amniotic Fluid / Q000201:enzymology*; D002848:Chromatography, DEAE-Cellulose; D005260:Female; D006596:Hexosaminidases / Q000378:metabolism; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*; D013661:Tay-Sachs Disease / Q000175:diagnosis*
chemical_list: D006596:Hexosaminidases