human apoptosis 284 Humans 238 human cell 204 controlled study 198 Apoptosis 188 priority journal 176 article 174 protein expression 128 nonhuman 112 cell proliferation 110 metabolism 110 Animals 98 signal transduction 96 Cell Line, Tumor 84 unclassified drug 80 female 76 Article 66 cell survival 66 Female 64 Mice 60 in vitro study 58 mouse 58 animal 52 Signal Transduction 50 animal cell 50 cell death 50 Cell Proliferation 48 protein bcl 2 48 caspase 3 46