nonhuman Animals 58 article 55 priority journal 55 controlled study 51 animal cell 45 mouse 37 cell cycle 35 Mice 34 Humans 31 human 28 protein expression 28 Cell Cycle 25 unclassified drug 25 metabolism 23 animal 22 cell proliferation 22 animal experiment 19 signal transduction 19 apoptosis 17 animal model 16 cell cycle arrest 16 Male 15 animal tissue 15 gene expression 15 human cell 15 genetics 14 male 14 Article 13 Cell Line, Tumor 13