Figure 2From: Genetic variants of CYP3A5, CYP2D6, SULT1A1, UGT2B15 and tamoxifen response in postmenopausal patients with breast cancerRecurrence-free survival in ER-positive patients with different genotypes of SULT1A1 and tamoxifen randomisation. The solid line represents patients homozygous for the SULT1A1*1 allele, and the dotted line represents patients homozygous or heterozygous for the SULT1A1*2 allele. (a) SULT1A1 and 2 years of tamoxifen therapy; (b) SULT1A1 and 5 years of tamoxifen therapy.Back to article page