analysis of the ratios of cellular and granular ( r ) - [ 14c ] ascorbate as well as secreted ( r ) - [ 14c ] ascorbate and catecholamines revealed that the secreted ( r ) - [ 14c ] ascorbic acid did not come exclusively from the chromaffin granule fraction but also from a nonsedimenting cytoplasmic compartment .
C0007634
cellular
C1327616
secreted