Cell Line, Tumor human 176 human cell Humans 174 controlled study 158 article 138 priority journal 108 protein expression 84 tumor cell line 80 unclassified drug 80 Animals 72 nonhuman 72 apoptosis 66 metabolism 66 Mice 56 cell proliferation 56 mouse 54 animal cell 52 signal transduction 52 Apoptosis 46 Article 40 Female 40 messenger RNA 40 female 38 protein function 38 Cell Proliferation 36 animal experiment 36 animal model 36 Signal Transduction 34 genetics 34