Animals 443 Humans Mice nonhuman 372 mouse 349 human 342 article 316 controlled study 305 priority journal 293 animal cell 227 human cell 184 animal 180 animal experiment 175 protein expression 174 unclassified drug 161 animal model 152 Female 147 metabolism 131 female 124 Male 95 animal tissue 94 Cell Line, Tumor 90 cell proliferation 85 signal transduction 80 male 79 genetics 78 Article 72 in vitro study 68 Mice, Inbred BALB C 67 Rats 65