signal transduction priority journal 340 nonhuman 333 article 326 controlled study 285 Animals 274 Signal Transduction 239 human 236 Humans 205 metabolism 205 animal cell 157 protein expression 155 mouse 135 animal 123 human cell 123 Mice 120 unclassified drug 120 female 103 animal experiment 99 Female 98 genetics 96 Article 95 cell proliferation 92 animal tissue 90 enzyme activity 90 physiology 87 protein function 85 enzyme activation 76 protein phosphorylation 73 male 71