Mice article male Animals 302 mouse 300 nonhuman 293 Male 272 controlled study 253 animal experiment 232 priority journal 229 animal tissue 168 animal model 161 animal cell 129 female 105 Female 95 protein expression 78 animal 70 Animalia 56 Liver 54 Mice, Inbred BALB C 54 unclassified drug 52 Humans 51 drug effect 51 human 51 Mus 50 Mice, Inbred C57BL 48 in vitro study 45 in vivo study 44 metabolism 43 Mice, Knockout 41