2008
The novel protein kinase C isoforms -δ and -ε modulate caerulein-induced zymogen activation in pancreatic acinar cells
Thrower EC, Osgood S, Shugrue CA, Kolodecik TR, Chaudhuri AM, Reeve JR, Pandol SJ, Gorelick FS. The novel protein kinase C isoforms -δ and -ε modulate caerulein-induced zymogen activation in pancreatic acinar cells. AJP Gastrointestinal And Liver Physiology 2008, 294: g1344-g1353. PMID: 18388183, PMCID: PMC2975015, DOI: 10.1152/ajpgi.00020.2008.Peer-Reviewed Original ResearchConceptsAcute pancreatitisPancreatic acinar cellsAcinar cellsNM caeruleinInitiation of APProtein kinase CCaerulein-induced acute pancreatitisPremature zymogen activationPKC-epsilonSupraphysiological effectsInflammatory mediatorsIsoform-specific PKC inhibitorsPathological secretionPKC-deltaCaerulein administrationPancreatic tissueHormone cholecystokininSupranuclear regionVivo studiesCaerulein stimulationAcinar cell compartmentNovel protein kinase C isoformsActivator of PKCZymogen activation
2007
Caerulein-induced intracellular pancreatic zymogen activation is dependent on calcineurin
Husain SZ, Grant WM, Gorelick FS, Nathanson MH, Shah AU. Caerulein-induced intracellular pancreatic zymogen activation is dependent on calcineurin. AJP Gastrointestinal And Liver Physiology 2007, 292: g1594-g1599. PMID: 17332472, DOI: 10.1152/ajpgi.00500.2006.Peer-Reviewed Original ResearchMeSH KeywordsAmylasesAnimalsCalcineurinCalcineurin InhibitorsCalcium SignalingCells, CulturedCeruletideChelating AgentsChymotrypsinChymotrypsinogenDose-Response Relationship, DrugEgtazic AcidEnzyme ActivationEnzyme InhibitorsMaleOkadaic AcidPancreas, ExocrinePeptidesPhosphoprotein PhosphatasesRatsRats, Sprague-DawleySirolimusTacrolimusTacrolimus Binding ProteinsConceptsZymogen activationPancreatic acinar cellsProtein phosphatase 2BAcinar cellsAmylase secretionCalcineurin inhibitor FK506Calcineurin inhibitory peptidePhosphatase 2BDownstream effectorsChymotrypsin activityInhibitor FK506Isolated pancreatic acinar cellsAcute pancreatitisMicroM FK506Fluo-5FCaerulein stimulationSecretionCalcineurinInhibitory peptidesEnzyme secretionActivationCellsFK506Confocal microscopeScanning confocal microscope
2004
Vacuolar ATPase Regulates Zymogen Activation in Pancreatic Acini*
Waterford SD, Kolodecik TR, Thrower EC, Gorelick FS. Vacuolar ATPase Regulates Zymogen Activation in Pancreatic Acini*. Journal Of Biological Chemistry 2004, 280: 5430-5434. PMID: 15582989, PMCID: PMC2846595, DOI: 10.1074/jbc.m413513200.Peer-Reviewed Original ResearchMeSH KeywordsAmylasesAnimalsCalciumCarbacholCell MembraneCells, CulturedCeruletideChloroquineChymotrypsinEnzyme ActivationEnzyme PrecursorsHydrogen-Ion ConcentrationMacrolidesMaleMonensinPancreasProtein SubunitsProtein TransportRatsRats, Sprague-DawleySolubilityThapsigarginTrypsinVacuolar Proton-Translocating ATPasesConceptsPancreatic acinar cellsSupramaximal concentrationsPancreatic aciniAcinar cellsVacuolar ATPase inhibitor bafilomycinConcentration-dependent mannerAcute pancreatitisEffects of agentsATPase inhibitor bafilomycinConcentration-dependent translocationWeak base chloroquineCaerulein stimulationIntracellular pHConcanamycin AChymotrypsin activationActivationBase chloroquineV-ATPase activationInhibitor bafilomycin