Multiple studies in EOC (Sasaki et al, 2000; Asselin et al, 2001; Li et al, 2001; Mansouri et al, 2003; Yang et al, 2005) and other cancers (Amantana et al, 2004; Schimmer et al, 2006; Aird et al, 2008) have identified XIAP suppression to be a key mechanism in chemotherapy resistance. This evidence concerns the gene XIAP and cancer.