Male Mice nonhuman priority journal Animals 284 mouse 280 article 246 controlled study 239 male 238 animal experiment 230 animal tissue 165 animal model 136 animal cell 126 Female 112 protein expression 86 female 85 animal 73 Mice, Inbred BALB C 62 Mice, Inbred C57BL 60 unclassified drug 60 metabolism 57 Humans 56 Animalia 51 drug effect 49 Article 48 Mice, Knockout 47 human 44 gene expression 43 Liver 41 genetics 38