animal experiment nonhuman 62 controlled study 58 Animals 56 animal cell 52 cell survival 52 mouse 50 animal model 48 Mice 44 article 42 priority journal 42 protein expression 36 Cell Survival 34 animal 32 animal tissue 30 female 28 human 26 human cell 26 metabolism 26 Mice, Inbred BALB C 24 unclassified drug 24 male 22 Article 20 Female 20 apoptosis 20 genetics 20 Humans 18 cell proliferation 18 Apoptosis 16 Male 14