priority journal 459 article 446 nonhuman 408 controlled study 368 Phosphorylation 353 protein phosphorylation 340 Animals 287 human 266 Humans 250 signal transduction 236 metabolism 218 phosphorylation 206 protein expression 194 animal cell 188 unclassified drug 185 human cell 167 Signal Transduction 147 mouse 144 Mice 132 enzyme activity 127 enzyme activation 124 animal 122 female 121 enzyme phosphorylation 118 Female 116 genetics 107 cell proliferation 104 animal experiment 100 Article 98 mitogen activated protein kinase 92