Figure 5. Membrane localization of the NHE1- and NHE2-like activities in the main SMG duct.
The HOE sensitivity of basolateral and luminal NHEs was evaluated in the perfused main SMG duct. Note that 15 μMmu;m HOE inhibited most of the luminal and 1.5 μMmu;m HOE the basolateral NHE activities.