Skip to main content
. 2014 Apr 7;28(3):871–877. doi: 10.1111/jvim.12355

Figure 4.

Figure 4

The Kir4.1 channel permits buffering of extracellular potassium by astrocytes. It also contributes to their highly negative resting membrane potential. This negative resting potential is essential for the uptake of glutamate from the synapse through glutamate transporters in astrocytes.