GLUT2 GLUT1 TightJunction TightJunction Na + Na + Na + K + K + Glucose Glucose Glucose Tubular Lumen Kidneys ApicalMembrane Proximal TubuleEpithelial Cell Intestinal Lumen Dietary Glucose High Dietary Na + Cl - Cytosol Low Na + High K + Blood High Na + Low K + ATP ADP+P i 2Na + Na + Na + K + K + Glucose Glucose Glucose Small Intestine S1&S2 Segment SGLT2 (>90% Glucose Reabsorbed) S3 Segment SGLT1 (Remaining 10% Glucose Reabsorbed) BasolateralMembrane Interstitium Notes: 1:Clickable 2:Unclickable P {{ board.text }} {{ board.text }} {{ board.text }} {{ board.text }} {{ group.title }} {{ text.text }} Na /K + + ATPase Pump Na /K + + ATPase Pump {{ group.title }} {{ text.text }}