Animals article 172 nonhuman 142 controlled study 92 priority journal 92 animal 82 animal cell 76 Mice 70 genetics 66 mouse 58 metabolism 56 Humans 52 protein expression 46 Animalia 42 unclassified drug 42 animal experiment 40 human 40 Molecular Sequence Data 36 RNA, Messenger 36 messenger RNA 36 Female 34 animal tissue 34 female 34 gene expression 34 Drosophila 32 Male 32 Transcription, Genetic 30 genetic transfection 30 signal transduction 30 Cell Line 28