Letter to the Editor: An Intriguing Relationship Between Lipid Droplets, Cholesterol-Binding Protein CD133 and Wnt/β-Catenin Signaling Pathway in Carcinogenesis. (24th March 2015) - Rappa, Germana; Fargeas, Christine A.; Le, Thuc T.; Corbeil, Denis; Lorico, Aurelio