Animals 88 C57BL mouse Mice, Inbred C57BL 88 animal 88 mouse 84 nonhuman 78 metabolism 76 controlled study 70 Article 62 Mice 60 animal experiment 58 priority journal 56 animal tissue 50 animal cell 46 physiology 42 male 38 Male 36 animal model 36 female 34 Female 32 signal transduction 28 drug effects 26 protein expression 26 genetics 24 article 22 cytology 22 unclassified drug 22 Humans 20 gene expression 20 hippocampus 20