Figure 2From: Association between manganese superoxide dismutase promoter gene polymorphism and breast cancer survivalThe manganese superoxide dismutase -102 genotype: (a) percentage overall survival and (b) percentage recurrence-free survival by years of follow-up with radiation therapy. CC, homozygous wild-type genotype; CT, heterozygous for variant genotype; TT, homozygous variant genotype.Back to article page