Local differences in baseline sodium shape astrocytic potassium uptake by the NKA
Jan Meyer, Sara Eitelmann, Alok Bhattarai, Viola Bornemann, Petr Unichenko, Simone Durry, Karl W. Kafitz, Christian Henneberger, Ghanim Ullah, Christine R. Rose
The paper quantifies astrocytic sodium concentrations in mouse brain tissue and finds subcellular and cellular heterogeneity in [Na+] and NKA-mediated potassium uptake.
bioRxiv · Nov 18, 2025 · PreprintNeuroscience