animal model female nonhuman priority journal controlled study 292 animal experiment 289 article 247 Animals 237 Female 220 mouse 217 animal tissue 179 Mice 176 animal cell 157 protein expression 103 male 97 Mice, Inbred BALB C 90 rat 79 Rats 64 animal 62 metabolism 60 Male 59 Humans 58 human 50 Article 48 cell proliferation 48 signal transduction 46 unclassified drug 46 Disease Models, Animal 45 enzyme activity 42 in vitro study 38