Myofibroblast proliferation and heterogeneity are supported by macrophages during skin repair
Shook BA, Wasko RR, Rivera-Gonzalez GC, Salazar-Gatzimas E, López-Giráldez F, Dash BC, Muñoz-Rojas AR, Aultman KD, Zwick RK, Lei V, Arbiser JL, Miller-Jensen K, Clark DA, Hsia HC, Horsley V. Myofibroblast proliferation and heterogeneity are supported by macrophages during skin repair. Science 2018, 362 PMID: 30467144, PMCID: PMC6684198, DOI: 10.1126/science.aar2971.Peer-Reviewed Original ResearchConceptsDifferential gene expressionAdipocyte precursorsExtracellular matrix moleculesGene expressionTransplantation assaysMatrix moleculesFactor C.Factor 1Insulin-like growth factor-1Cell populationsTissue resilienceDistinct subpopulationsGrowth factor-1Profibrotic cellsTissue repairMultiple mouse modelsECM depositionSkin repairTissue dysfunctionProliferationMouse modelMyofibroblastsWoundingMacrophagesRepairIn utero nanoparticle delivery for site-specific genome editing
Ricciardi AS, Bahal R, Farrelly JS, Quijano E, Bianchi AH, Luks VL, Putman R, López-Giráldez F, Coşkun S, Song E, Liu Y, Hsieh WC, Ly DH, Stitelman DH, Glazer PM, Saltzman WM. In utero nanoparticle delivery for site-specific genome editing. Nature Communications 2018, 9: 2481. PMID: 29946143, PMCID: PMC6018676, DOI: 10.1038/s41467-018-04894-2.Peer-Reviewed Original ResearchConceptsSite-specific genome editingReversal of splenomegalyPeptide nucleic acidIntra-amniotic administrationBlood hemoglobin levelsMonogenic disordersNanoparticle deliveryPolymeric nanoparticlesPostnatal elevationGestational ageHemoglobin levelsImproved survivalPediatric morbidityDisease improvementHuman β-thalassemiaReticulocyte countNormal organ developmentMouse modelNormal rangeEarly interventionGenome editingOff-target mutationsPostnatal growthGene editingVersatile methodInterferon-γ converts human microvascular pericytes into negative regulators of alloimmunity through induction of indoleamine 2,3-dioxygenase 1
Liu R, Merola J, Manes TD, Qin L, Tietjen GT, López-Giráldez F, Broecker V, Fang C, Xie C, Chen PM, Kirkiles-Smith NC, Jane-Wit D, Pober JS. Interferon-γ converts human microvascular pericytes into negative regulators of alloimmunity through induction of indoleamine 2,3-dioxygenase 1. JCI Insight 2018, 3: e97881. PMID: 29515027, PMCID: PMC5922286, DOI: 10.1172/jci.insight.97881.Peer-Reviewed Original ResearchMeSH KeywordsAllograftsAnimalsAntigen PresentationCell CommunicationCells, CulturedDisease Models, AnimalEndothelial CellsEndothelium, VascularFemaleGraft RejectionHealthy VolunteersHuman Umbilical Vein Endothelial CellsHumansIndoleamine-Pyrrole 2,3,-DioxygenaseInterferon-gammaIsoantigensMice, SCIDMicrovesselsPericytesPrimary Cell CultureRNA, Small InterferingSkinSkin TransplantationT-Lymphocytes, CytotoxicTransplantation ChimeraTransplantation, HomologousTryptophanConceptsInduction of indoleamineHuman pericytesEndothelial cellsAllograft rejectionTryptophan depletionT cellsAcute T cell-mediated rejectionT cell-mediated rejectionEffector memory T cellsDioxygenase 1Early acute rejectionCell-mediated rejectionSkin allograft rejectionAlloreactive T cellsHuman renal allograftsMemory T cellsRole of ECsContribution of pericytesAcute rejectionRenal allograftsImmunoregulatory effectsImmunosuppressive propertiesHuman allograftsMouse modelMicrovascular pericytes