article mouse unclassified drug nonhuman 282 controlled study 241 Animals 230 Mice 224 animal cell 203 priority journal 203 animal experiment 141 animal model 113 human 100 Humans 98 animal tissue 88 protein expression 88 female 83 Female 77 human cell 71 male 70 animal 68 Male 66 Mice, Inbred BALB C 64 protein function 52 metabolism 51 Rats 40 cell proliferation 39 drug effect 39 messenger RNA 39 signal transduction 39 Signal Transduction 38