C-terminal-PEDF reduces IC50 doses and chemoresistant population of CD133 and BCRP1-positve cancer stem like cells - Castro-Garcia P; Gil-Gas C; Honrubia-Gómez P; Alvarez-Simón C; Ferré-Fernández J; Sánchez-Sánchez F; Sánchez-Sánchez J; Garcia-Bueno J; Sabater S; Aparicio G; Antón-Aparicio L; Ramírez-Castillejo C (Journal Of Analytical Oncology, 2013)