KRAS and mucinous ovarian cancer: For example in colon cancer, the KRAS mutation was found 22-39% and the BRAF mutation was found 2.8-6.6% (Li et al., 2015; Ye et al., 2015) While, the KRAS and BRAF mutations in mucinous ovarian cancer were 50-75% (Garrett et al., 2001; Gurung et al., 2013; Ryland et al., 2015; Vereczkey et al., 2011) and 3.5% (Perren, 2016) respectively.