Male nonhuman physiology priority journal male 110 Animals 107 animal 107 controlled study 95 animal experiment 77 Article 70 metabolism 67 animal tissue 55 female 41 article 40 mouse 40 adult 36 Female 35 animal cell 31 drug effect 30 Mice 28 cytology 27 drug effects 23 protein expression 21 nerve cell 20 hippocampus 19 unclassified drug 19 Memory 18 animal behavior 18 animal model 18 genetics 18