Alteration of glucose metabolism in cultured astrocytes after AQP9-small interference RNA application

► Functional role of brain aquaporin 9. ► Role of aquaporin 9 in brain energy metabolism. ► Glycerol and glucose metabolism in astrocyte. ► Functional demonstration of the expression of AQP9 in primary astrocyte cultures. ► Impairment of oxidative metabolism after decreased AQP4 and AQP9.