cell proliferation mouse nonhuman 96 Animals 90 controlled study 90 Mice 84 animal cell 78 priority journal 76 article 74 protein expression 56 Humans 50 animal experiment 48 gene expression 48 Cell Proliferation 46 human 44 animal 42 animal model 40 gene expression regulation 40 animal tissue 38 metabolism 38 unclassified drug 36 genetics 34 Gene Expression Regulation, Neoplastic 32 female 32 human cell 32 Female 30 apoptosis 28 protein function 28 messenger RNA 26 signal transduction 26