cyclin E article 24 controlled study 24 Animals 22 nonhuman 22 protein expression 22 animal cell 18 cell cycle 16 Cell Cycle 14 Mice 14 mouse 14 genetics 12 human 12 metabolism 12 priority journal 12 Cell Cycle Proteins 10 DNA 10 Humans 10 animal 10 animal tissue 10 cell cycle S phase 10 human cell 10 Cell Proliferation 8 E2F1 Transcription Factor 8 Gene Expression Regulation, Neoplastic 8 Western blotting 8 animal experiment 8 cell cycle protein 8 cell division 8 cell proliferation 8