Article Humans human 258 metabolism controlled study 208 human cell 142 priority journal 142 nonhuman 124 Animals 116 animal 116 genetics 112 unclassified drug 104 protein expression 96 female 86 drug effects 78 Female 76 chemistry 74 pathology 70 animal cell 68 in vitro study 68 mouse 68 signal transduction 56 animal experiment 54 Mice 52 male 52 tumor cell line 50 Cell Line, Tumor 48 Male 46 Western blotting 46 cytology 46