2023
Mural cell-derived chemokines provide a protective niche to safeguard vascular macrophages and limit chronic inflammation
Pekayvaz K, Gold C, Hoseinpour P, Engel A, Martinez-Navarro A, Eivers L, Coletti R, Joppich M, Dionísio F, Kaiser R, Tomas L, Janjic A, Knott M, Mehari F, Polewka V, Kirschner M, Boda A, Nicolai L, Schulz H, Titova A, Kilani B, Lorenz M, Fingerle-Rowson G, Bucala R, Enard W, Zimmer R, Weber C, Libby P, Schulz C, Massberg S, Stark K. Mural cell-derived chemokines provide a protective niche to safeguard vascular macrophages and limit chronic inflammation. Immunity 2023, 56: 2325-2341.e15. PMID: 37652021, PMCID: PMC10588993, DOI: 10.1016/j.immuni.2023.08.002.Peer-Reviewed Original ResearchChronic inflammationVascular macrophagesPersistent tissue injuryChronic inflammatory diseaseSmooth muscle cellsMacrophage nicheInflammation contributesChemokine CCL2Inflammatory diseasesPlaque areaTissue injuryVascular bedPlaque necrosisMacrophage phenotypeAdvanced stageHomeostatic functionsNecrotic coreMuscle cellsInflammationAtherosclerosisMacrophagesMural cellsIntravital imagingProtective nicheNecrotic cells
2001
Peripheral Blood Fibrocytes: Differentiation Pathway and Migration to Wound Sites
Abe R, Donnelly S, Peng T, Bucala R, Metz C. Peripheral Blood Fibrocytes: Differentiation Pathway and Migration to Wound Sites. The Journal Of Immunology 2001, 166: 7556-7562. PMID: 11390511, DOI: 10.4049/jimmunol.166.12.7556.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood CellsCell DifferentiationCell MovementCells, CulturedCollagenFemaleFibroblastsFibrosisGelsHumansInjections, IntravenousLipopolysaccharide ReceptorsMiceMice, Inbred BALB CReceptors, ChemokineStem Cell TransplantationStem CellsTransforming Growth Factor betaTransforming Growth Factor beta1Wound HealingConceptsCultured fibrocytesTissue injuryChemokine/chemokine receptor interactionsUnique cell surface phenotypeCutaneous tissue injurySecondary lymphoid chemokineAlpha-smooth muscle actinWound healingWound healing myofibroblastsMononuclear cell populationsCCR7 chemokine receptorChemokine receptor interactionsPotent immunostimulatory activitySmooth muscle actinCell surface phenotypeBlood-borne cellsDifferentiation pathwayFibrocyte traffickingLymphoid chemokinesFibrocyte differentiationChemokine receptorsT cellsSurface phenotypePotent stimulusMuscle actin
2000
Peripheral blood fibrocytes: Mesenchymal precursor cells and the pathogenesis of fibrosis
Chesney J, Bucala R. Peripheral blood fibrocytes: Mesenchymal precursor cells and the pathogenesis of fibrosis. Current Rheumatology Reports 2000, 2: 501-505. PMID: 11123104, DOI: 10.1007/s11926-000-0027-5.Peer-Reviewed Original ResearchConceptsPeripheral blood fibrocytesBlood fibrocytesTissue injuryDistinct cell surface phenotypePersistent T-cell activationNaïve T cellsPathogenesis of fibrosisCell surface phenotypeT cell activationCognate immunityAutoimmune disordersConnective tissue cellsImmunohistochemical studyForeign antigensT cellsSurface phenotypeMesenchymal precursor cellsScar formationFibrotic tissueFibrocytesGrowth factorPrecursor cellsNovel populationMatrix depositionInjury
1997
The peripheral blood fibrocyte is a potent antigen-presenting cell capable of priming naive T cells in situ
Chesney J, Bacher M, Bender A, Bucala R. The peripheral blood fibrocyte is a potent antigen-presenting cell capable of priming naive T cells in situ. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 6307-6312. PMID: 9177213, PMCID: PMC21045, DOI: 10.1073/pnas.94.12.6307.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen-Presenting CellsAntigens, CDCell DifferentiationCell MovementCells, CulturedCicatrixCoculture TechniquesCrosses, GeneticFemaleFibroblastsFlow CytometryHIVHIV Core Protein p24HIV Envelope Protein gp120HLA-DR AntigensHumansImmunophenotypingLymphocyte ActivationMaleMiceMice, Inbred BALB CMice, Inbred C3HMice, Inbred DBANeutralization TestsSkinT-LymphocytesConceptsNaive T cellsAntigen presentationT cellsHuman fibrocytesDistinct cell surface phenotypePrime naive T cellsPotent antigen-presenting cellsMajor histocompatability complex (MHC) moleculesAdhesion molecules CD11aAntigen-specific immunityProximal lymph nodesPeripheral blood fibrocytesAntigen-presenting cellsCostimulatory molecules CD80T cell proliferationCell surface phenotypeBlood-borne cellsHIV protein p24Dendritic cellsLymph nodesBlood fibrocytesPotent APCsTissue injurySurface phenotypeCutaneous injury
1996
The role of advanced glycosylation end-products in the pathogenesis of atherosclerosis
Makita Z, Yanagisawa K, Kuwajima S, Bucala R, Vlassara H, Koike T. The role of advanced glycosylation end-products in the pathogenesis of atherosclerosis. Nephrology Dialysis Transplantation 1996, 11: 31-33. PMID: 9044304, DOI: 10.1093/ndt/11.supp5.31.Peer-Reviewed Original ResearchConceptsEnd-stage renal diseaseLow-density lipoproteinDiabetic patientsDevelopment of atherosclerosisAGE-LDLAdvanced glycosylationAGE-modified formCoronary artery diseaseSerum total cholesterolPathogenesis of atherosclerosisArtery diseaseDiabetes mellitusRenal diseaseTotal cholesterolCerebrovascular diseaseMarked elevationRapid progressionTissue injuryVascular pathologyNormal controlsPatientsAGE-modified peptidesAtherogenic formAtherosclerosisAGE modification
1994
Circulating Fibrocytes Define a New Leukocyte Subpopulation That Mediates Tissue Repair
Bucala R, Spiegel L, Chesney J, Hogan M, Cerami A. Circulating Fibrocytes Define a New Leukocyte Subpopulation That Mediates Tissue Repair. Molecular Medicine 1994, 1: 71-81. PMID: 8790603, PMCID: PMC2229929, DOI: 10.1007/bf03403533.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBone MarrowBone Marrow CellsCD4 AntigensCell AdhesionCells, CulturedCentrifugationChimeraCollagenConnective TissueCytoskeletonDNA-Binding ProteinsDose-Response Relationship, RadiationFemaleFibroblastsFlow CytometryFluorescent Antibody TechniqueHumansImmunohistochemistryLeukocytesMaleMiceMice, Inbred BALB CMicroscopy, ElectronMolecular Sequence DataNuclear ProteinsPhenotypeSex-Determining Region Y ProteinTime FactorsTranscription FactorsTransplantation, HeterologousVimentinWound HealingConceptsTissue injuryLeukocyte subpopulationsScar formationLong-term remodelingFibroblast-like propertiesNormal wound repairConnective tissue scarConnective tissue elementsCell typesFibrotic responseTissue scarWound chambersPathological fibrotic responsesHost responseInjuryConnective tissueFibrocytesWound repairFibroblast propertiesTissue repairTissue elementsDistinctive phenotypeSubpopulationsTissueNovel cell types