Animalia Male nonhuman priority journal article 125 Animals 95 male 80 controlled study 74 animal experiment 62 animal tissue 59 Female 53 animal cell 52 Mice 51 mouse 43 Rats 38 female 37 rat 33 Animal 32 Support, Non-U.S. Gov't 32 Liver 23 Mammalia 21 animal model 20 Mice, Inbred BALB C 19 liver 19 Rats, Sprague-Dawley 18 protein expression 17 unclassified drug 16 Humans 13 Motor Activity 13 Brachyura 12