Ordering of ceramide formation, caspase activation, and Bax/Bcl-2 expression during etoposide-induced apoptosis in C6 glioma cells - Motoshi Sawada; Shigeru Nakashima; Yoshiko Banno; Haruki Yamakawa; Katsuhiko Hayashi; Katsunobu Takenaka; Y. Nishimura; Noboru Sakai; Y Nozawa (2000)