cell function nonhuman priority journal Animals 68 article 64 controlled study 60 animal cell 58 Mice 40 animal experiment 36 mouse 36 protein expression 34 unclassified drug 34 signal transduction 28 human 26 Humans 24 female 24 Female 22 animal tissue 20 protein function 18 rat 18 NF-kappa B 16 animal 16 animal model 16 cell differentiation 16 male 16 phenotype 16 regulatory mechanism 16 Signal Transduction 14 apoptosis 14 human cell 14