CTNNB1 and intestinal cancer: In bladder/urinary tract cancer, ARID1A (54%), TP53 (54%), and FGFR3 (38%) were the high-frequency mutated genes (Figure 2A), whereas TP53 (64%), ARID1A (36%), and CTNNB1 (36%) were common genes observed in intestine cancer (Figure 2B).