2012
Activation of Soluble Adenylyl Cyclase Protects against Secretagogue Stimulated Zymogen Activation in Rat Pancreaic Acinar Cells
Kolodecik TR, Shugrue CA, Thrower EC, Levin LR, Buck J, Gorelick FS. Activation of Soluble Adenylyl Cyclase Protects against Secretagogue Stimulated Zymogen Activation in Rat Pancreaic Acinar Cells. PLOS ONE 2012, 7: e41320. PMID: 22844459, PMCID: PMC3402497, DOI: 10.1371/journal.pone.0041320.Peer-Reviewed Original ResearchConceptsProtein kinase AActivation of SACZymogen activationPancreatic acinar cellsSpecific subcellular domainsAcinar cellsActivation of zymogensCerulein-treated cellsSubcellular domainsDownstream targetsKinase ASAC activitySAC inhibitorAdenylyl cyclaseDistinct mechanismsAdenylyl cyclase inhibitorElevates levelsApical regionAmylase secretionCellsActivationAcinar cell vacuolizationCAMPCAMP accumulationCell vacuolization
2009
Protein Kinase C &dgr;-Mediated Processes in Cholecystokinin-8-Stimulated Pancreatic Acini
Thrower EC, Wang J, Cheriyan S, Lugea A, Kolodecik TR, Yuan J, Reeve JR, Gorelick FS, Pandol SJ. Protein Kinase C &dgr;-Mediated Processes in Cholecystokinin-8-Stimulated Pancreatic Acini. Pancreas 2009, 38: 930-935. PMID: 19752773, PMCID: PMC2767410, DOI: 10.1097/mpa.0b013e3181b8476a.Peer-Reviewed Original ResearchMeSH KeywordsAcetophenonesAmylasesAnimalsBenzopyransCalcium-Calmodulin-Dependent Protein KinasesCells, CulturedCholecystokininDose-Response Relationship, DrugEnzyme InhibitorsImmunoblottingIndolesMaleMaleimidesMiceMice, Inbred C57BLMice, KnockoutNF-kappa BPancreasPeptide FragmentsProtein Kinase C-deltaRatsRats, Sprague-DawleyTrypsinogenReducing Extracellular pH Sensitizes the Acinar Cell to Secretagogue-Induced Pancreatitis Responses in Rats
Bhoomagoud M, Jung T, Atladottir J, Kolodecik TR, Shugrue C, Chaudhuri A, Thrower EC, Gorelick FS. Reducing Extracellular pH Sensitizes the Acinar Cell to Secretagogue-Induced Pancreatitis Responses in Rats. Gastroenterology 2009, 137: 1083-1092. PMID: 19454288, PMCID: PMC2736307, DOI: 10.1053/j.gastro.2009.05.041.Peer-Reviewed Original ResearchConceptsAcinar cellsAcute pancreatitisPancreatic acinar cellsSecretagogue-induced pancreatitisAcid loadAcid challengeAcute acid loadKey early eventPancreatic edemaClinical studiesCell injuryPancreatitisAmylase secretionIsolated aciniAbstractTextPhe effectTrypsinogen activationInjuryPancreatitis responsesZymogen activationAIMSEarly eventsRatsActivationRelevant concentrations
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
2005
Zymogen activation in a reconstituted pancreatic acinar cell system
Thrower EC, de Villalvilla A, Kolodecik TR, Gorelick FS. Zymogen activation in a reconstituted pancreatic acinar cell system. AJP Gastrointestinal And Liver Physiology 2005, 290: g894-g902. PMID: 16339296, PMCID: PMC2830560, DOI: 10.1152/ajpgi.00373.2005.Peer-Reviewed Original Research
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 bafilomycinEffects of increased intracellular cAMP on carbachol-stimulated zymogen activation, secretion, and injury in the pancreatic acinar cell
Chaudhuri A, Kolodecik TR, Gorelick FS. Effects of increased intracellular cAMP on carbachol-stimulated zymogen activation, secretion, and injury in the pancreatic acinar cell. AJP Gastrointestinal And Liver Physiology 2004, 288: g235-g243. PMID: 15458924, PMCID: PMC2975016, DOI: 10.1152/ajpgi.00334.2004.Peer-Reviewed Original ResearchConceptsPancreatic acinar cellsSecretion of amylaseAcinar cellsCell injuryIntracellular cAMPForms of pancreatitisParameters of injuryAcinar cell injuryCholinergic agonist carbacholEnzyme secretionRat pancreatic acinar cellsAcute pancreatitisZymogen activationAgonist carbacholSupraphysiological concentrationsCellular injuryCarbacholInjuryPancreatic aciniCAMP productionUnstimulated aciniSecretionCellular cAMPPhysiological concentrationsPancreatitis
1997
Distribution of a Synthetic Protease Inhibitor in Rat Pancreatic Acini After Supramaximal Secretagogue Stimulation
Otani T, Atomi Y, Kuroda A, Muto T, Tamura M, Fukuda S, Akao S, Gorelick F. Distribution of a Synthetic Protease Inhibitor in Rat Pancreatic Acini After Supramaximal Secretagogue Stimulation. Pancreas 1997, 14: 142-149. PMID: 9057186, DOI: 10.1097/00006676-199703000-00006.Peer-Reviewed Original ResearchConceptsAcinar cellsPancreatic aciniProtease inhibitorsLow molecular weight protease inhibitorSynthetic protease inhibitorLarge cytoplasmic vacuolesIsolated pancreatic aciniRat pancreatic aciniAcute pancreatitisWeight protease inhibitorsZymogen granulesCerulein treatmentE3123Supramaximal secretagogue stimulationVivo modelElectron microscopic autoradiographyBeneficial effectsMin of incubationUnstimulated controlsMicroscopic autoradiographyInhibition of proteasesCytoplasmic vacuolesAciniPancreatitisFormation of vacuoles
1994
Effect of buprenorphine on pancreatic enzyme synthesis and secretion in normal rats and rats with acute edematous pancreatitis
Ogden JM, Modlin IM, Gorelick FS, Marks IN. Effect of buprenorphine on pancreatic enzyme synthesis and secretion in normal rats and rats with acute edematous pancreatitis. Digestive Diseases And Sciences 1994, 39: 2407-2415. PMID: 7525167, DOI: 10.1007/bf02087658.Peer-Reviewed Original ResearchConceptsAcute pancreatitisPancreatic enzyme secretionPancreatic enzyme synthesisAmylase secretionAmylase contentDevelopment of APEnzyme secretionSevere acute pancreatitisEffects of buprenorphineEffects of opiatesExperimental acute pancreatitisAcute edematous pancreatitisGroups of ratsSite of administrationNegative feedback inhibitionPancreatic edemaPancreatic stimulantsEdematous pancreatitisNormal ratsPancreatic massPancreatic secretionPancreatitisGroup IIControl groupGroup I
1993
Influence of Chloroquine on Diet-Induced Pancreatitis
Leach S, Bilchik A, Karapetian O, Gorelick F, Modlin I. Influence of Chloroquine on Diet-Induced Pancreatitis. Pancreas 1993, 8: 64-69. PMID: 7678327, DOI: 10.1097/00006676-199301000-00013.Peer-Reviewed Original ResearchConceptsHigh-dose chloroquineAcidic subcellular compartmentsDiet-induced pancreatitisEthionine-supplemented dietRegular laboratory chowYoung female miceInfluence of chloroquineIntracellular zymogen activationCDE dietAcute pancreatitisContinuous infusionFemale miceLaboratory chowControl animalsPancreatitisExperimental pancreatitisAdditional potential effectsLow-pH compartmentsTrypsinogen contentPancreatic aciniChloroquineAcinar cellsTryptic activityAnimalsDigestive zymogens
1990
Regulated phosphorylation of secretory granule membrane proteins of the rat parotid gland
Marino CR, Castle JD, Gorelick FS. Regulated phosphorylation of secretory granule membrane proteins of the rat parotid gland. American Journal Of Physiology 1990, 259: g70-g77. PMID: 1695488, DOI: 10.1152/ajpgi.1990.259.1.g70.Peer-Reviewed Original ResearchConceptsSecretory granule membrane proteinsIntegral membrane proteinsMembrane proteinsGranule membrane proteinProtein phosphorylation eventsGranule membrane fractionExocrine secretory granulesPhosphorylation eventsSodium dodecyl sulfate-polyacrylamide gel electrophoresisDodecyl sulfate-polyacrylamide gel electrophoresisRat parotid glandRegulated phosphorylationSulfate-polyacrylamide gel electrophoresisSitu phosphorylationIntact cellsMembrane fractionTime-dependent mannerPhosphorylationProteinSecretory granule fractionParotid lobulesGel electrophoresisProtein antiserumSecretory granulesPhosphoprotein