title: Changes in frequencies of heterozygous thermolabile 5,10-methylenetetrahydrofolate reductase gene in fetuses with neural tube defects.
authors: G L
authors: GL
authors: Johanning
authors: K D
authors: KD
authors: Wenstrom
authors: T
authors: T
authors: Tamura
mesh_terms: D016022:Case-Control Studies; D005260:Female; D005333:Fetus / Q000002:abnormalities* / Q000201:enzymology; D005787:Gene Frequency; D006580:Genetic Carrier Screening; D006801:Humans; D008297:Male; D042965:Methylenetetrahydrofolate Reductase (NADPH2); D009436:Neural Tube Defects / Q000235:genetics*; D000587:Oxidoreductases Acting on CH-NH Group Donors / Q000235:genetics*; D013696:Temperature
chemical_list: D000587:Oxidoreductases Acting on CH-NH Group Donors; D042965:Methylenetetrahydrofolate Reductase (NADPH2)