Epithelial Cells article 72 Animals 66 controlled study 60 nonhuman 58 Female 50 Humans 48 Mice 48 animal cell 48 epithelium cell 48 human 46 mouse 46 priority journal 46 female 40 animal 32 metabolism 30 protein expression 30 human cell 26 Mice, Inbred BALB C 24 breast epithelium 24 cell proliferation 24 signal transduction 24 animal experiment 22 animal tissue 22 Animalia 18 Apoptosis 18 animal model 18 protein phosphorylation 18 Mammary Glands, Animal 16 apoptosis 16