XIAP mRNA is overexpressed in all adenocarcinoma cell lines as compared to Caco-2, mostly in SW620 (over 6-fold) (Fig. 1a, lane 4) and in HT29 and Colo205 (up to 4-fold) (Fig. 1a, lanes 5 and 7, respectively). The gene discussed is XIAP; the disease is adenocarcinoma.