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Geographical and ethnic variation of the 677C>T allele of 5,10 methylenetetrahydrofolate reductase (MTHFR): findings from over 7000 newborns from 16 areas world wide
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  • Published on:
    C677T MTHFR frequencies in different Canadian Provinces.
    • Natalie K Björklund
    • Other Contributors:
      • Bernard N. Chodirker1,2 Cheryl R. Greenberg1,2 , Lorne E Seargeant1, Jane A. Evans1,2,3,

    Dear Editor

    Wilcken et al, (2003), in “Geographical and ethnic variation of the 677C>T allele of the 5,10 methylenetetrahydrofolate reductase (MTHFR): finds from over 7000 newborns from 16 areas worldwide” showed that the TT genotype in Calgary, Alberta was present in 5.8% of newborns as compared to one previous report from Quebec of 11% [Infante-Rivard et al., 2003]. The authors did not explain why this...

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    Conflict of Interest:
    None declared.