Male animal 55 drug effect male physiology Animals 49 article 43 nonhuman 34 metabolism 33 controlled study 32 priority journal 30 animal experiment 27 animal tissue 26 mouse 19 Mice 15 rat 13 Article 12 Enzyme Inhibitors 11 Neurons 11 Rats 11 enzyme inhibitor 11 female 11 nerve cell 11 unclassified drug 11 animal cell 10 comparative study 10 Female 9 Time Factors 9 time 9 Brain 8