CAT and colorectal carcinoma: Besides, Figure 10A shows the CAT expression in patient biopsies: in pancreatic carcinoma biopsies is in the range of 0.22%–3.62% with respect to that observed in Hs766T, in colorectal carcinoma between 0.79%–6.35% and in glioblastoma between 1.14%–10.1%.