. "\"Any process that activates or increases the frequency, rate or extent of MAP kinase activity.\" [GOC:dph, GOC:go_curators]" . . "positive regulation of MAP kinase activity" . "positive regulation of mitogen activated protein kinase activity" . "positive regulation of mitogen-activated protein kinase activity" . "up regulation of MAPK activity" . "up-regulation of MAPK activity" . "upregulation of MAPK activity" . . . "stimulation of MAPK activity" .