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Abnormal folate metabolism and mutation in the methylenetetrahydrofolate reductase gene may be maternal risk factors for Down syndrome
folate homocysteine mutation
2016/6/1
Down syndrome, or trisomy 21, is a complex
genetic disease resulting from the presence of 3 copies of chromosome
21. The origin of the extra chromosome is maternal in
95% of cases and is due to the...
Folate and homocysteine metabolism and gene polymorphisms in the etiology of Down syndrome
homocysteine metabolism gene polymorphisms
2016/6/1
One of the major advances in preventing malformations in the
past few decades had its origin in the observation by Smithells et
al (1) that multivitamin preparations are protective against neural
t...