Article human controlled study 178 Humans 158 protein expression 148 metabolism 132 nonhuman 114 human cell 112 priority journal 108 genetics 92 unclassified drug 82 female 78 Animals 76 animal 76 Female 64 mouse 62 gene expression regulation 60 animal cell 56 in vitro study 56 signal transduction 56 animal experiment 54 male 54 pathology 54 drug effects 52 gene expression 52 animal model 46 cell proliferation 44 Western blotting 42 Cell Line, Tumor 40 Mice 40