2007
Regulation of insulin secretion and GLUT4 trafficking by the calcium sensor synaptotagmin VII
Li Y, Wang P, Xu J, Gorelick F, Yamazaki H, Andrews N, Desir GV. Regulation of insulin secretion and GLUT4 trafficking by the calcium sensor synaptotagmin VII. Biochemical And Biophysical Research Communications 2007, 362: 658-664. PMID: 17720139, PMCID: PMC2194288, DOI: 10.1016/j.bbrc.2007.08.023.Peer-Reviewed Original ResearchConceptsGLUT4 trafficSyt VIIPlasma membraneGLUT4 translocationConstitutive expressionSecretory granule exocytosisSkeletal muscle cellsGLUT4 traffickingRegulated exocytosisVoltage-gated potassium channel Kv1.3Vesicular trafficSynaptotagmin VIIGLUT4 presentPotassium channel Kv1.3Calcium sensorIntracellular compartmentsDeletion resultsGlucose-stimulated insulin secretionChannel Kv1.3Granule exocytosisPancreatic beta cellsChannel activityInsulin secretionPancreatic islet cellsMuscle cells
1995
Ca2+/calmodulin-dependent protein kinase II activation and regulation of adrenal glomerulosa Ca2+ signaling
Fern RJ, Hahm MS, Lu HK, Liu LP, Gorelick FS, Barrett PQ. Ca2+/calmodulin-dependent protein kinase II activation and regulation of adrenal glomerulosa Ca2+ signaling. American Journal Of Physiology 1995, 269: f751-f760. PMID: 8594869, DOI: 10.1152/ajprenal.1995.269.6.f751.Peer-Reviewed Original ResearchConceptsCaMKII activityBovine adrenal glomerulosa cellsDepolarization-induced increaseAdrenal glomerulosa cellsDepolarization-induced Ca2Voltage-gated Ca2Independent CaMKII activityElevated extracellular potassiumDependent protein kinase II (CaMKII) activationCaMKII inhibitor peptideAgonist-induced stimulationAldosterone secretagoguesAngiotensin IIGlomerulosa cellsKinase activityExtracellular potassiumImportance of CaMKIIIntracellular Ca2Dependent protein kinase IIProtein kinase IICell treatmentKN-62Calmodulin antagonistsCell-permeable inhibitorChannel activity