Mice Animals 430 mouse 386 nonhuman 370 article 310 priority journal 298 controlled study 284 animal 258 animal cell 242 genetics 222 metabolism 200 animal experiment 190 Humans 182 human 166 protein expression 150 Female 132 animal model 132 female 130 animal tissue 122 unclassified drug 114 gene expression 112 Male 108 male 108 signal transduction 96 cell proliferation 88 Article 84 gene expression regulation 82 human cell 78 physiology 76 promoter region 76