In addition , Ras ( G12V ) complemented signaling by an erythropoietin receptor mutant defective in Ras activation and augmented the activation of the beta-casein promoter by the mutant erythropoietin receptor signaling , suggesting a possible role of Ras in Stat5 -mediated gene expression .
in addition , ras ( g12v ) complemented signaling by an erythropoietin receptor mutant defective in ras activation and augmented the activation of the beta-casein promoter by the mutant erythropoietin receptor signaling , suggesting a possible role of ras in stat5 -mediated gene expression .
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