Animals 70 Mice animal cell controlled study in vitro study mouse nonhuman 70 priority journal article 46 animal experiment 44 in vivo study 44 animal model 36 human 36 animal 35 Humans 34 protein expression 32 Female 31 animal tissue 30 cell proliferation 29 female 29 Mice, Inbred BALB C 24 male 24 metabolism 23 Article 22 human cell 22 pathology 20 protein function 20 apoptosis 19 Cell Proliferation 18 Male 18