Mice animal model controlled study mouse nonhuman Animals 438 animal experiment 423 article 364 priority journal 330 animal tissue 260 animal cell 250 female 227 Female 212 male 195 Male 181 animal 153 Mice, Inbred BALB C 151 protein expression 151 Humans 143 human 120 metabolism 120 unclassified drug 117 in vivo study 90 Article 86 cell proliferation 83 Mice, Inbred C57BL 81 human cell 81 in vitro study 81 drug effect 74 Mus 73