desensitization of the cells with norepinephrine results in an increase in the phosphorylation of the mr 80,000 alpha 1-ar ligand binding peptide ( 2.4 +/- 0.2 mol of 32p per mol of alpha 1-ar ; n = 5 ) when compared to control cells ( 1.1 +/- 0.1 mol of 32p per mol of alpha 1-ar ; n = 5 ) .
C1417249
mr
C1517880
ligand binding