mouse nonhuman 300 Animals 288 controlled study 282 Mice 270 animal cell 240 priority journal 222 article 210 human 176 Humans 166 animal 150 protein expression 150 human cell 136 animal experiment 132 Cell Line, Tumor 130 metabolism 120 unclassified drug 118 Article 112 animal model 108 Cell Line 104 animal tissue 86 cell proliferation 84 female 84 Female 82 cell line 78 signal transduction 78 apoptosis 66 in vivo study 66 male 66 tumor cell line 64