Animals 167 Mice animal controlled study metabolism mouse 167 priority journal nonhuman 161 animal cell 110 animal experiment 110 animal tissue 90 Article 88 genetics 83 animal model 82 article 75 protein expression 72 female 69 Female 61 human 61 physiology 60 Humans 59 male 59 unclassified drug 52 signal transduction 50 Male 49 cytology 48 drug effects 45 drug effect 40 pathology 40 in vitro study 35