Lack of Association of C677T Methylenetetrahydrofolate Reductase Polymorphism with Breast Cancer Risk in Mali

Figure 1

Genotypic profiles of the C677T polymorphism of MTHFR on agarose gel. Lane 8 represents DNA ladder; lanes 3 and 4 represent CC wild type; lanes 2 and 5 represent CT heterozygous; lanes 1 and 6 represent TT-mutated homozygous.