Humans article human 197 human cell protein expression controlled study 180 priority journal 149 Animals 97 nonhuman 89 animal cell 75 unclassified drug 75 Mice 62 female 59 Female 56 Cell Line, Tumor 54 cell proliferation 53 mouse 53 protein function 50 apoptosis 48 male 47 Cell Line 44 Male 44 signal transduction 44 metabolism 43 animal experiment 41 Cell Proliferation 38 Apoptosis 37 human tissue 34 protein phosphorylation 33 animal model 32