2023
Fibroblasts to hepatocytes: A nonstop flight into cell therapy for liver diseases?
Gouon‐Evans V, Fiorotto R. Fibroblasts to hepatocytes: A nonstop flight into cell therapy for liver diseases? Hepatology 2023, 77: 1469-1471. PMID: 35957526, DOI: 10.1002/hep.32725.Commentaries, Editorials and LettersCell-matrix interactions control biliary organoid polarity, architecture, and differentiation
Fiorotto R, Mariotti V, Taleb S, Zehra S, Nguyen M, Amenduni M, Strazzabosco M. Cell-matrix interactions control biliary organoid polarity, architecture, and differentiation. Hepatology Communications 2023, 7: e0094. PMID: 36972396, PMCID: PMC10503667, DOI: 10.1097/hc9.0000000000000094.Peer-Reviewed Original ResearchConceptsBiliary organoidsNovel organoid modelImmune cell typesOrganotypic culture systemProinflammatory chemokinesStem cell featuresBiliary epitheliumExtracellular matrixEpithelial permeabilityImportant causeBile acidsBiliary differentiationBile transportHuman liverOrganoid modelsDisease modelsCholangiopathyCell featuresTight junctionsLiverCell typesInternal lumenOrganoidsSingle-cell transcriptomicsPathogenic bacteria
2022
Bile acids and their receptors: modulators and therapeutic targets in liver inflammation
Bertolini A, Fiorotto R, Strazzabosco M. Bile acids and their receptors: modulators and therapeutic targets in liver inflammation. Seminars In Immunopathology 2022, 44: 547-564. PMID: 35415765, PMCID: PMC9256560, DOI: 10.1007/s00281-022-00935-7.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsBile acidsLiver diseaseTherapeutic targetAutoimmune liver diseaseCholestatic liver diseaseBile acid receptorAbsorption of lipidsFat-soluble vitaminsLiver inflammationInflammatory diseasesImmunomodulatory propertiesAcid receptorsInflammationDiseaseReceptorsClinical applicationLiverNutrient metabolismPathway
2020
Abnormal Liver Function Tests in Patients With COVID‐19: Relevance and Potential Pathogenesis
Bertolini A, van de Peppel I, Bodewes FAJA, Moshage H, Fantin A, Farinati F, Fiorotto R, Jonker JW, Strazzabosco M, Verkade HJ, Peserico G. Abnormal Liver Function Tests in Patients With COVID‐19: Relevance and Potential Pathogenesis. Hepatology 2020, 72: 1864-1872. PMID: 32702162, PMCID: PMC7404414, DOI: 10.1002/hep.31480.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsAbnormal liver function testsLiver function testsCOVID-19 patientsAspartate aminotransferaseFunction testsHospitalized coronavirus disease 2019 (COVID-19) patientsSevere COVID-19 diseaseCoronavirus disease 2019 (COVID-19) patientsElevated liver function testsPre-existing liver diseaseDrug-induced liver injuryCOVID-19Hyper-inflammatory statusAlanine aminotransferase levelsLopinavir/ritonavirOvert liver failureStart of treatmentUse of acetaminophenCause of deathPlasma aspartate aminotransferaseUpper reference limitSARS-CoV-2COVID-19 diseaseAlkaline phosphataseALT elevationRecent Advances in Practical Methods for Liver Cell Biology: A Short Overview
Torres S, Abdullah Z, Brol MJ, Hellerbrand C, Fernandez M, Fiorotto R, Klein S, Königshofer P, Liedtke C, Lotersztajn S, Nevzorova YA, Schierwagen R, Reiberger T, Uschner FE, Tacke F, Weiskirchen R, Trebicka J. Recent Advances in Practical Methods for Liver Cell Biology: A Short Overview. International Journal Of Molecular Sciences 2020, 21: 2027. PMID: 32188134, PMCID: PMC7139397, DOI: 10.3390/ijms21062027.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsLiver cell biologyCell biologyLiver diseaseHepatocellular carcinomaHigh-throughput assaysNon-parenchymal liver cellsSophisticated animal modelsPortal hypertensionLiver pathologyCell isolation techniquesTherapeutic strategiesAnimal modelsStem cellsBiologyPreclinical testingVivo assessmentLiver cellsOrganoid researchVivo methodsNovel opportunitiesDiseaseResearch modalitiesCellsRecent advancesHypertension
2018
Platelet-derived growth factor-D enables liver myofibroblasts to promote tumor lymphangiogenesis in cholangiocarcinoma
Cadamuro M, Brivio S, Mertens J, Vismara M, Moncsek A, Milani C, Fingas C, Cristina Malerba M, Nardo G, Dall'Olmo L, Milani E, Mariotti V, Stecca T, Massani M, Spirli C, Fiorotto R, Indraccolo S, Strazzabosco M, Fabris L. Platelet-derived growth factor-D enables liver myofibroblasts to promote tumor lymphangiogenesis in cholangiocarcinoma. Journal Of Hepatology 2018, 70: 700-709. PMID: 30553841, PMCID: PMC10878126, DOI: 10.1016/j.jhep.2018.12.004.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBile Duct NeoplasmsCancer-Associated FibroblastsCell Line, TumorCholangiocarcinomaDisease Models, AnimalEndothelial CellsHeterograftsHumansImatinib MesylateLiverLymphangiogenesisLymphokinesMaleMiceMice, SCIDMyofibroblastsPlatelet-Derived Growth FactorProtein Kinase InhibitorsRatsRats, Inbred F344Receptor, Platelet-Derived Growth Factor betaVascular Endothelial Growth Factor AVascular Endothelial Growth Factor CConceptsCancer-associated fibroblastsLymphatic endothelial cellsCholangiocarcinoma specimensMetastatic spreadStromal reactionLiver myofibroblastsGrowth factorExtensive stromal reactionLymph node metastasisEarly metastatic spreadLevels of VEGFBH3 mimetic navitoclaxPlatelet-derived growth factorRole of PDGFVascular growth factorsTumor-associated lymphangiogenesisVEGF-C secretionTransendothelial electric resistanceCholangiocarcinoma invasivenessHuman lymphatic endothelial cellsCurative therapyNode metastasisBiliary treeEarly metastasisPDGFRβ inhibitorβ‐Catenin and interleukin‐1β–dependent chemokine (C‐X‐C motif) ligand 10 production drives progression of disease in a mouse model of congenital hepatic fibrosis
Kaffe E, Fiorotto R, Pellegrino F, Mariotti V, Amenduni M, Cadamuro M, Fabris L, Strazzabosco M, Spirli C. β‐Catenin and interleukin‐1β–dependent chemokine (C‐X‐C motif) ligand 10 production drives progression of disease in a mouse model of congenital hepatic fibrosis. Hepatology 2018, 67: 1903-1919. PMID: 29140564, PMCID: PMC5906178, DOI: 10.1002/hep.29652.Peer-Reviewed Original ResearchConceptsSignal transducerΒ-cateninJanus kinase/signal transducerKinase/signal transducerActivator of transcriptionProtein kinase ATranscription 3 (STAT3) phosphorylationHepatic disease 1 (PKHD1) geneNOD-like receptorsKinase ATranscription 3Novel therapeutic avenuesGenetic diseasesNuclear translocationCognate receptorsFamily 3Nuclear factorMouse modelPKHD1Activated B cellsPhosphorylationActivatorCyst growthTherapeutic avenuesAMG 487
2017
Pathophysiologic implications of innate immunity and autoinflammation in the biliary epithelium
Strazzabosco M, Fiorotto R, Cadamuro M, Spirli C, Mariotti V, Kaffe E, Scirpo R, Fabris L. Pathophysiologic implications of innate immunity and autoinflammation in the biliary epithelium. Biochimica Et Biophysica Acta (BBA) - Molecular Basis Of Disease 2017, 1864: 1374-1379. PMID: 28754453, PMCID: PMC5785585, DOI: 10.1016/j.bbadis.2017.07.023.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsToll-like receptorsLiver damageCystic fibrosis-related liver diseaseInnate immunityDamage-associated molecular patternsEpithelial innate immunityPro-inflammatory behaviorBiliary epithelial cellsNumber of receptorsJesus BanalesMarco MarzioniNicholas LaRussoPeter JansenLiver injuryLiver diseaseBile flowInflammatory processBiliary epitheliumInflammatory responsePathophysiologic implicationsReparative processesNumber of evidencesFirst defense lineCholangiocytesMolecular patternsEmerging concepts in biliary repair and fibrosis
Fabris L, Spirli C, Cadamuro M, Fiorotto R, Strazzabosco M. Emerging concepts in biliary repair and fibrosis. AJP Gastrointestinal And Liver Physiology 2017, 313: g102-g116. PMID: 28526690, PMCID: PMC5582882, DOI: 10.1152/ajpgi.00452.2016.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsReactive ductular cellsBiliary repairBiliary treeDuctular cellsProliferation of cholangiocytesCongenital hepatic fibrosisBiliary fibrosisInflammatory changesBiliary atresiaChronic cholangiopathiesClinical progressionClinical hepatologyHepatic fibrosisLiver repairMajor unmetBiliary epitheliumChronic diseasesChronic damageReparative responseAlagille syndromeLiver pathophysiologyReparative processesFibrosisPathological repairCellular elements
2013
Notch signalling beyond liver development: Emerging concepts in liver repair and oncogenesis
Morell CM, Fiorotto R, Fabris L, Strazzabosco M. Notch signalling beyond liver development: Emerging concepts in liver repair and oncogenesis. Clinics And Research In Hepatology And Gastroenterology 2013, 37: 447-454. PMID: 23806629, DOI: 10.1016/j.clinre.2013.05.008.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsAnimalsBile Duct NeoplasmsBiliary TractCalcium-Binding ProteinsCarcinogenesisCarcinoma, HepatocellularCholangiocarcinomaHepatocytesHumansIntercellular Signaling Peptides and ProteinsJagged-1 ProteinLiverLiver NeoplasmsLiver RegenerationMembrane ProteinsReceptor Cross-TalkReceptors, NotchSerrate-Jagged ProteinsSignal Transduction
2007
Epithelial expression of angiogenic growth factors modulate arterial vasculogenesis in human liver development
Fabris L, Cadamuro M, Libbrecht L, Raynaud P, Spirlì C, Fiorotto R, Okolicsanyi L, Lemaigre F, Strazzabosco M, Roskams T. Epithelial expression of angiogenic growth factors modulate arterial vasculogenesis in human liver development. Hepatology 2007, 47: 719-728. PMID: 18157837, DOI: 10.1002/hep.22015.Peer-Reviewed Original ResearchConceptsVascular endothelial growth factorHepatic arteryAngiogenic growth factorsBile ductAngiopoietin-1Tie-2Growth factorAngiopoietin-2VEGFR-1Endothelial cellsMural cellsCognate receptorsIntrahepatic bile ductsClose anatomical relationshipFetal human liverDifferent gestational agesEndothelial growth factorDifferent maturational stagesGestational ageHuman liver developmentImmunohistochemical expressionDuctal plateEpithelial expressionPortal vasculatureArteryAnalysis of Liver Repair Mechanisms in Alagille Syndrome and Biliary Atresia Reveals a Role for Notch Signaling
Fabris L, Cadamuro M, Guido M, Spirli C, Fiorotto R, Colledan M, Torre G, Alberti D, Sonzogni A, Okolicsanyi L, Strazzabosco M. Analysis of Liver Repair Mechanisms in Alagille Syndrome and Biliary Atresia Reveals a Role for Notch Signaling. American Journal Of Pathology 2007, 171: 641-653. PMID: 17600123, PMCID: PMC1934520, DOI: 10.2353/ajpath.2007.070073.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAlagille SyndromeBiliary AtresiaChildChild, PreschoolCyclin-Dependent Kinase Inhibitor p21FemaleHepatocyte Nuclear Factor 1-betaHepatocytesHumansImmunohistochemistryInfantKeratin-19Keratin-7Ki-67 AntigenLiverLiver CirrhosisLiver RegenerationLiver TransplantationMaleMiddle AgedReceptors, NotchSeverity of Illness IndexSignal TransductionConceptsReactive ductular cellsHepatic progenitor cellsAlagille syndromeLiver repair mechanismsHepatobiliary cellsDuctular cellsBiliary cirrhosisProgenitor cellsIntermediate hepatobiliary cellsComputer-assisted morphometryCholestatic cholangiopathiesSevere ductopeniaBiliary atresiaSevere cholestasisNotch signalingDuctular reactionRapid progressionSeptum thicknessRole of NotchReparative mechanismsBiliary phenotypeEpithelial componentPostnatal lifeRepair mechanismsCirrhosis
2005
Glibenclamide Stimulates Fluid Secretion in Rodent Cholangiocytes Through a Cystic Fibrosis Transmembrane Conductance Regulator-Independent Mechanism
Spirlì C, Fiorotto R, Song L, Santos-Sacchi J, Okolicsanyi L, Masier S, Rocchi L, Vairetti MP, de Bernard M, Melero S, Pozzan T, Strazzabosco M. Glibenclamide Stimulates Fluid Secretion in Rodent Cholangiocytes Through a Cystic Fibrosis Transmembrane Conductance Regulator-Independent Mechanism. Gastroenterology 2005, 129: 220-233. PMID: 16012949, DOI: 10.1053/j.gastro.2005.03.048.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsATP-Binding Cassette TransportersBile DuctsBody FluidsCalciumCell LineCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorElectric CapacitanceElectric ConductivityGlyburideHypoglycemic AgentsLiverMiceMice, Inbred CFTRPatch-Clamp TechniquesPotassium ChannelsPotassium Channels, Inwardly RectifyingRatsReceptors, DrugSulfonylurea ReceptorsConceptsCystic fibrosisBiliary ductsCholangiocyte secretionFluid secretionAbility of glibenclamideCystic fibrosis transmembrane conductance regulatorIntracellular Ca 2Liver impairmentSevere complicationsLiver diseaseCholestatic diseaseRodent cholangiocytesGlibenclamideInhibitors of exocytosisAbstractTextFibrosisSecretionSecretory mechanismDiseaseMiceCholangiocytesRat cholangiocytesCFTR inhibitor