Uncoupling of PUMA expression and apoptosis contributes to functional heterogeneity in renal cell carcinoma: prognostic and translational implications - Zhou, Xiaoguang; Marx, Christina Maria; Tolstov, Yanis; Rauch, Geraldine; Herpel, Esther; Macher-Göppinger, Stephan; Roth, Wilfried; Grüllich, Carsten; Pahernik, Sascha; Hohenfellner, Markus; Duensing, Stefan (Translational oncology, 2015)