J. exp. med. J. exp. med. The Permeability Transition Pore Complex: A Target for Apoptosis Regulation by Caspases and Bcl-2-related Proteins Marzo Isabel Brenner Catherine Zamzami Naoufal Susin Santos A. Beutner Gisela Brdiczka Dieter Rémy René Xie Zhi-Hua Reed John C. Kroemer Guido 1998 research-article