Reply to L Cordain and MS Hickey [4]

American Journal of Clinical Nutrition

Volumn 84, Issue 5, 2006, Pages 1244-1245

  Guéant, Jean Louis ^a   Guéant Rodriguez, Rosa Maria ^a   Forges, Thierry ^a   Barbarino, Patricia ^a   Namour, Farès ^a  

^a INSERM   (France)

Author keywords

[No Author keywords available]

Indexed keywords

5,10 METHYLENETETRAHYDROFOLATE REDUCTASE (FADH2); FOLIC ACID;

ALLELE; DIET SUPPLEMENTATION; DNA SYNTHESIS; GENETIC POLYMORPHISM; HUMAN; LETTER; MALE INFERTILITY; METHYLATION; NUTRITION; PREGNANCY COMPLICATION;

EID: 33750927670     PISSN: 00029165     EISSN: None     Source Type: Journal    
DOI: 10.1093/ajcn/84.5.1244     Document Type: Letter

References (10)

1. Rosenberg N, Murata M, Ikeda Y, et al. The frequent 5,10- methylenetetrahydrofolate reductase C677T polymorphism is associated with a common haplotype in whites, Japanese, and Africans. Am J Hum Genet 2002;70:758-62.
2. Gueant-Rodriguez RM, Gueant JL, Debard R, et al. Prevalence of methylenetetrahydrofolate reductase 677T and 1298C alleles and folate status: a comparative study in Mexican, West African, and European populations. Am J Clin Nutr 2006;83:701-7.
3. Wilcken B, Bamforth F, Li Z, et al. Geographical and ethnic variation of the 677C>T allele of 5,10 methylenetetrahydrofolate reductase (MTHFR): findings from over 7000 newborns from 16 areas worldwide. J Med Genet 2003;40:619-25.
4. Cordain L, Hickey MS. Ultraviolet radiation represents an evolutionary selective pressure for the south-to-north gradient of the MTHFR 677TT polymorphism. Am J Clin Nutr 2006;84:1243.
5. Munoz-Moran E, Dieguez-Lucena JL, Fernandez-Arcas N, Peran-Mesa S, Reyes-Engel A. Genetic selection and folic acid intake during pregnancy. Lancet 1998;352:1120-1.
6. Guéant JL, Guéant-Rodriguez RM, Anello G, et al. Genetic determinants of folate and vitamin B12 metabolism: a common pathway in neural tube defect and Down syndrome? Clin Chem Lab Med 2003;41:1473-7.
7. Ebisch IM, van Heerde WL, Thomas CM, van der Put N, Wong WY, Steegers-Theunissen RP. C677T methylenetetrahydrofolate reductase polymorphism interferes with the effects of folic acid and zinc sulfate on sperm concentration. Fertil Steril 2003;80:1190-4.
8. Stuppia L, Gatta V, Scarciolla O, et al. The methylenetethrahydrofolate reductase (MTHFR) C677T polymorphism and male infertility in Italy. J Endocrinol Invest 2003;26:620-2.
9. Singh K, Singh SK, Sah R, Singh I, Raman R. Mutation C677T in the methylenetetrahydrofolate reductase gene is associated with male infertility in an Indian population. Int J Androl 2005;28:115-9.
10. Park JH, Lee HC, Jeong YM, et al. MTHFR C677T polymorphism associates with unexplained infertile male factors. J Assist Reprod Genet 2005;22:361-8.