using these radioimmunoassays and ras p21 purified from escherichia coli containing the full-length t24 mutant human harvey ras gene protein product as a standard , we have defined the actual amount of ras p21 per micrograms of total cellular protein , or per cell , in various ras transformed and 'normal ' mammalian cell lines .
C0086418
human
C0034678
ras