Article female priority journal controlled study 223 Female 187 nonhuman 180 male 167 Animals 154 animal 152 metabolism 134 adult 133 human 119 Male 115 animal experiment 108 Humans 95 animal tissue 92 animal cell 80 mouse 78 genetics 72 physiology 72 protein expression 64 drug effects 60 Mice 58 unclassified drug 52 animal model 48 in vitro study 44 cytology 42 Adult 39 Pregnancy 38 human cell 38