2012
Cerulein hyperstimulation decreases AMP-activated protein kinase levels at the site of maximal zymogen activation
Shugrue C, Alexandre M, de Villalvilla A, Kolodecik TR, Young LH, Gorelick FS, Thrower EC. Cerulein hyperstimulation decreases AMP-activated protein kinase levels at the site of maximal zymogen activation. AJP Gastrointestinal And Liver Physiology 2012, 303: g723-g732. PMID: 22821946, PMCID: PMC3468535, DOI: 10.1152/ajpgi.00082.2012.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAminoimidazole CarboxamideAMP-Activated Protein KinasesAnimalsCells, CulturedCeruletideCyclic AMP-Dependent Protein KinasesEnzyme PrecursorsGene Expression RegulationMaleMetforminOctoxynolPancreasPhosphorylationPyrazolesPyrimidinesRatsRats, Sprague-DawleyRibonucleotidesSodium Dodecyl SulfateConceptsAdenosine monophosphate-activated protein kinaseZymogen activationAMPK activityPancreatic acinar cellsMonophosphate-activated protein kinaseVacuolar ATPase activityAMPK levelsDigestive enzyme zymogensAMPK effectsProtein kinaseProtein kinase levelsE subunitAcinar cellsTime-dependent translocationCompound CCellular modelPancreatitis responsesATPase activityDifferential centrifugationPremature activationChymotrypsin activityActivationInitiating eventSoluble fractionCerulein hyperstimulation
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
2006
Phospholipase D1 corrects impaired βAPP trafficking and neurite outgrowth in familial Alzheimer’s disease-linked presenilin-1 mutant neurons
Cai D, Zhong M, Wang R, Netzer WJ, Shields D, Zheng H, Sisodia SS, Foster DA, Gorelick FS, Xu H, Greengard P. Phospholipase D1 corrects impaired βAPP trafficking and neurite outgrowth in familial Alzheimer’s disease-linked presenilin-1 mutant neurons. Proceedings Of The National Academy Of Sciences Of The United States Of America 2006, 103: 1936-1940. PMID: 16449385, PMCID: PMC1413666, DOI: 10.1073/pnas.0510710103.Peer-Reviewed Original ResearchConceptsTrans-Golgi networkOverexpression of PLD1Mutant neuronsPhospholipase D1Beta-amyloid precursor proteinIntracellular traffickingPS1-deficient cellsPLD enzymatic activityTherapeutic targetNeuronal functionPS1 mutationsOverexpression of WTBetaAPPPrecursor proteinMutant cellsSubcellular localizationNeurite outgrowthPLD1 activitySurface deliveryNeuronsOutgrowth capacityCellsTraffickingEnzymatic activityOverexpressionPresenilin-1 uses phospholipase D1 as a negative regulator of β-amyloid formation
Cai D, Netzer WJ, Zhong M, Lin Y, Du G, Frohman M, Foster DA, Sisodia SS, Xu H, Gorelick FS, Greengard P. Presenilin-1 uses phospholipase D1 as a negative regulator of β-amyloid formation. Proceedings Of The National Academy Of Sciences Of The United States Of America 2006, 103: 1941-1946. PMID: 16449386, PMCID: PMC1413665, DOI: 10.1073/pnas.0510708103.Peer-Reviewed Original ResearchMeSH KeywordsAmyloid beta-PeptidesAmyloid beta-Protein PrecursorAmyloid Precursor Protein SecretasesAnimalsAspartic Acid EndopeptidasesCell LineEndopeptidasesGene Expression RegulationHumansMembrane ProteinsMiceMice, KnockoutPhospholipase DPresenilin-1Protein BindingProtein Processing, Post-TranslationalProtein TransportTrans-Golgi Network