Mice animal experiment article nonhuman mouse 563 Animals 521 controlled study 478 priority journal 447 animal model 381 animal tissue 286 animal cell 285 Female 275 female 262 Male 239 male 232 Mice, Inbred BALB C 197 protein expression 167 Humans 125 unclassified drug 116 animal 102 human 98 Mus 97 Mice, Inbred C57BL 95 Animalia 91 cell proliferation 85 drug effect 81 enzyme activity 81 in vivo study 81 signal transduction 80 in vitro study 76