In primary tumours, weak but positive correlations were observed between the AR and cytoplasmic (rs = 0.33; P < 0.0001; r2 = 12.4%) and nuclear (rs = 0.20; P = 0.005; r2 = 3.76%) UGT2B17 staining (Supplementary Fig. 6). This evidence concerns the gene UGT2B17 and neoplasm.