Resveratrol Inhibits Electrical Activity and Insulin Release from Insulinoma Cells by Block of Voltage-Gated Ca2+ Channels and Swelling-Dependent Cl- Currents
Jakab M, Lach S, Bacová Z, Langelüddecke C, Strbák V, Schmidt S, Iglseder E, Paulmichl M, Geibel J, Ritter M. Resveratrol Inhibits Electrical Activity and Insulin Release from Insulinoma Cells by Block of Voltage-Gated Ca2+ Channels and Swelling-Dependent Cl- Currents. Cellular Physiology And Biochemistry 2008, 22: 567-578. PMID: 19088439, DOI: 10.1159/000185541.Peer-Reviewed Original ResearchConceptsHigh extracellular glucoseElectrical activityInsulin releaseCl- currentBlock of VoltageWhole-cell patch-clamp experimentsPresence of iberiotoxinRat INS-1E cellsInsulinoma cellsMembrane depolarizationBasal insulin releaseGlucose-induced depolarizationExtracellular glucoseApplication of resveratrolCell membrane depolarizationPatch-clamp experimentsInsulin-Secreting CellsINS-1E cellsInsulin secretionRV doseAnimal modelsSecreting cellsInsulin responsivenessClamp experimentsResveratrol