... O'Reilly LA, Kuida K, Strasser A: Transforming growth factor beta-dependent sequential acti-vaiton of Smad, Bim, and caspase-9 mediates physiologicalapproaches in gastric epithelial cells. ... mitochondrial membranepotential, may have increased levels of cell surface MHC,are easily damaged by free radicals (including excessivereactive oxygen intermediates), and may show increasedlevels ... level of Fas was detected using PE-conjugated anti-humanFas (CD95) antibodies (Pharmingen, California) and measured using a Coulter Elite Epics Flow Cytometer (Coul-ter, Hialeah, Florida) and FlowJo...