Mice animal cell nonhuman 432 Animals 430 mouse 390 article 366 controlled study 366 priority journal 342 protein expression 308 animal experiment 198 Humans 164 Female 156 female 152 animal 148 animal model 148 human 146 unclassified drug 146 animal tissue 136 metabolism 134 gene expression 110 signal transduction 106 cell proliferation 104 Mice, Inbred BALB C 102 human cell 96 Male 94 male 92 messenger RNA 90 genetics 82 Animalia 80 protein function 80