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
Genetic and pharmacologic manipulation of vacuolar ATPase: Effects on zymogen activation in pancreatic acini
Kolodecik T, Gorelick F, Thrower E. Genetic and pharmacologic manipulation of vacuolar ATPase: Effects on zymogen activation in pancreatic acini. Open Access Animal Physiology 2009, Volume 1: 1-11. PMID: 21572923, PMCID: PMC3092382, DOI: 10.2147/oaap.s7252.Peer-Reviewed Original ResearchZymogen activationVacuolar ATPaseATP-dependent proton pumpTreatment of cellsGenetic approachesE subunitAcinar cellsProton pumpPancreatic acinar cellsPancreatitis responsesDigestive enzymesAcute pancreatitisPremature activationVATPaseSiRNAATPaseActivationSalicylihalamideCellsRecent studiesOrthologuesBaseline levelsHigh dosesPharmacologic manipulationAmylase secretionReducing 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
The ryanodine receptor mediates early zymogen activation in pancreatitis
Husain SZ, Prasad P, Grant WM, Kolodecik TR, Nathanson MH, Gorelick FS. The ryanodine receptor mediates early zymogen activation in pancreatitis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2005, 102: 14386-14391. PMID: 16186498, PMCID: PMC1242288, DOI: 10.1073/pnas.0503215102.Peer-Reviewed Original Research
1998
Telenzepine-sensitive muscarinic receptors on rat pancreatic acinar cells
Schmid S, Modlin I, Tang L, Stoch A, Rhee S, Nathanson M, Scheele G, Gorelick F. Telenzepine-sensitive muscarinic receptors on rat pancreatic acinar cells. American Journal Of Physiology 1998, 274: g734-g741. PMID: 9575856, DOI: 10.1152/ajpgi.1998.274.4.g734.Peer-Reviewed Original ResearchConceptsPancreatic acinar cellsAmylase secretionRat pancreatic acinar cellsMuscarinic receptorsAcinar cellsDifferent muscarinic receptor antagonistsM2 antagonist methoctramineMaximal amylase secretionMuscarinic receptor antagonistIsolated rat pancreatic aciniRat pancreatic aciniAntagonist methoctramineM3 subtypeM1 antagonistMuscarinic subtypesReceptor antagonistZymogen processingAntagonist sensitivityPancreatic aciniSecretionAntagonistSubtypesPotent inhibitorReceptorsDistinct patterns
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