As evident from several studies, the increased activity of FASN in various human cancers, including breast cancer is associated with the progression of the malignant phenotype (Alo et al., 2001; Wang et al., 2004; Fiorentino et al., 2008; Migita et al., 2009; Gonzalez-Guerrico et al., 2016). This evidence concerns the gene FASN and cancer.