Proteins animal cell nonhuman priority journal 58 Animals 44 article 44 controlled study 44 protein expression 36 Mice 32 Animalia 28 mouse 26 unclassified drug 24 Cells 22 Humans 22 Protein Binding 22 metabolism 20 RNA 18 animal 18 human 18 Gene expression 16 chemistry 16 enzyme activity 16 Biochemistry 14 Blotting, Western 14 HSP90 Heat-Shock Proteins 14 Male 14 Time Factors 14 Transfection 14 animal experiment 14 cell proliferation 14