2022
Pseudohypoxic HIF pathway activation dysregulates collagen structure-function in human lung fibrosis
Brereton CJ, Yao L, Davies ER, Zhou Y, Vukmirovic M, Bell JA, Wang S, Ridley RA, Dean L, Andriotis OG, Conforti F, Brewitz L, Mohammed S, Wallis T, Tavassoli A, Ewing RM, Alzetani A, Marshall BG, Fletcher SV, Thurner PJ, Fabre A, Kaminski N, Richeldi L, Bhaskar A, Schofield CJ, Loxham M, Davies DE, Wang Y, Jones MG. Pseudohypoxic HIF pathway activation dysregulates collagen structure-function in human lung fibrosis. ELife 2022, 11: e69348. PMID: 35188460, PMCID: PMC8860444, DOI: 10.7554/elife.69348.Peer-Reviewed Original ResearchConceptsHIF pathway activationPathway activationLung fibrosisOxidative stressHuman lung fibrosisOxidative stress scoreFibrillar collagen synthesisHypoxia-inducible factor (HIF) pathway activationExtracellular matrixActive fibrogenesisFibrosisHuman fibrosisFibrosis tissueHIF activationStress scoresVivo studiesCollagen synthesisMesenchymal cellsCritical pathwaysDownstream activationNormal fibroblastsCritical regulatorHIFActivationHuman tissues
2018
An HDAC9-MALAT1-BRG1 complex mediates smooth muscle dysfunction in thoracic aortic aneurysm
Lino Cardenas CL, Kessinger CW, Cheng Y, MacDonald C, MacGillivray T, Ghoshhajra B, Huleihel L, Nuri S, Yeri AS, Jaffer FA, Kaminski N, Ellinor P, Weintraub NL, Malhotra R, Isselbacher EM, Lindsay ME. An HDAC9-MALAT1-BRG1 complex mediates smooth muscle dysfunction in thoracic aortic aneurysm. Nature Communications 2018, 9: 1009. PMID: 29520069, PMCID: PMC5843596, DOI: 10.1038/s41467-018-03394-7.Peer-Reviewed Original ResearchMeSH KeywordsActomyosinAnimalsAortaAortic Aneurysm, ThoracicCell LineCell NucleusChromatinDisease Models, AnimalDNA HelicasesDNA MethylationFemaleFluorescent Antibody TechniqueHistone DeacetylasesHistonesHumansMaleMiceMice, KnockoutMuscle, Smooth, VascularMutationMyocytes, Smooth MuscleNuclear ProteinsPhenotypePrimary Cell CultureRepressor ProteinsRNA InterferenceRNA, Long NoncodingRNA, Small InterferingSignal TransductionTranscription FactorsTransforming Growth Factor betaConceptsChromatin-remodeling enzyme BRG1Contractile protein gene expressionProtein gene expressionLong noncoding RNA MALAT1Noncoding RNA MALAT1Bind chromatinTGF-β signalingTrimethylation modificationActomyosin cytoskeletonEpigenetic pathwaysContractile protein expressionGene expressionSimilar phenotypeRNA MALAT1Ternary complexBRG1HDAC9VSMC dysfunctionAortic aneurysmCytoskeletonProtein expressionPotential common mechanismsCommon mechanismSmooth muscle dysfunctionMutations
2003
Global Expression Profiling of Fibroblast Responses to Transforming Growth Factor-β1 Reveals the Induction of Inhibitor of Differentiation-1 and Provides Evidence of Smooth Muscle Cell Phenotypic Switching
Chambers RC, Leoni P, Kaminski N, Laurent GJ, Heller RA. Global Expression Profiling of Fibroblast Responses to Transforming Growth Factor-β1 Reveals the Induction of Inhibitor of Differentiation-1 and Provides Evidence of Smooth Muscle Cell Phenotypic Switching. American Journal Of Pathology 2003, 162: 533-546. PMID: 12547711, PMCID: PMC1851161, DOI: 10.1016/s0002-9440(10)63847-3.Peer-Reviewed Original ResearchMeSH KeywordsCell DivisionCell LineCell SurvivalFetusFibroblastsGene Expression ProfilingHelix-Loop-Helix MotifsHumansImmunohistochemistryInhibitor of Differentiation Protein 1Inhibitor of Differentiation ProteinsLungMuscle, SmoothNeoplasm ProteinsPhenotypeRepressor ProteinsRNA, MessengerTranscription FactorsTranscription, GeneticTransforming Growth Factor betaTransforming Growth Factor beta1ConceptsMajor functional categoriesHelix transcription factorGlobal gene expressionNumber of genesCell lineage commitmentGlobal expression profilingDominant-negative antagonistSmooth muscle cell phenotypic switchingProtein levelsSmooth muscle myosin heavy chainInduction of inhibitorMuscle myosin heavy chainTransformation of fibroblastsImmediate early genesTranscriptional regulatorsTranscriptional programsExtracellular matrix protein depositionTranscriptional programmingProtein biosynthesisGene groupsLineage commitmentCytoskeletal reorganizationTranscription factorsFunctional categoriesCell signaling