Female Animals 830 female 762 nonhuman 660 article 643 Male 482 animal 460 controlled study 442 animal experiment 437 priority journal 437 male 403 Rats 300 rat 286 animal cell 272 Mice 241 mouse 234 animal tissue 230 animal model 184 Animal 182 physiology 182 metabolism 173 Argentina 166 human 149 Humans 148 Animalia 144 protein expression 135 Support, Non-U.S. Gov't 128 genetics 125 Article 113 Pregnancy 109