Female female 134 metabolism physiology animal 117 Animals 105 controlled study 80 nonhuman 73 article 61 male 60 Male 58 priority journal 55 human 52 animal experiment 50 Humans 46 mouse 46 Article 42 Mice 40 animal cell 34 cytology 33 animal tissue 31 drug effect 30 pregnancy 29 Pregnancy 27 gene expression 27 Rats 26 rat 26 adult 25 genetics 24 animal model 21