However, overexpression of YAP/TAZ has been shown to enhance the epithelial-mesenchymal transition in cancer (Chen et al. 2016; Yuan et al. 2016), and increased epithelial YAP activity has been reported in the lungs of patients with idiopathic pulmonary fibrosis (IPF) (Gokey et al. 2018). This evidence concerns the gene YAP1 and cancer.