2024
Multiscale computational model of aortic remodeling following postnatal disruption of TGFβ signaling
Estrada A, Irons L, Tellides G, Humphrey J. Multiscale computational model of aortic remodeling following postnatal disruption of TGFβ signaling. Journal Of Biomechanics 2024, 169: 112152. PMID: 38763809, PMCID: PMC11141772, DOI: 10.1016/j.jbiomech.2024.112152.Peer-Reviewed Original ResearchAdult aortaTGFB signalingSmooth muscle cellsAortic remodelingCardiac-inducedMouse modelNormal mechanical loadingMuscle cellsPostnatal developmentHemodynamic loadNormal loadAortaMechanical homeostasisMechanical loadingMultiscale computational modelIncreasing loadLoadCell signalingGene productsStructural integrityIntimomedial tears of the aorta heal by smooth muscle cell-mediated fibrosis without atherosclerosis
Hassab A, Hur D, Vallabhajosyula P, Tellides G, Assi R. Intimomedial tears of the aorta heal by smooth muscle cell-mediated fibrosis without atherosclerosis. JCI Insight 2024, 9: e172437. PMID: 38592807, PMCID: PMC11141924, DOI: 10.1172/jci.insight.172437.Peer-Reviewed Original ResearchConceptsDepartment of SurgerySmooth muscle cellsCellular response to injuryResponse to injuryImmunofluorescence confocal microscopyVessel wall repairPrimary lesionAscending aortaConduit functionAneurysmal diseaseDense fibrosisRadiological signsMural hematomaTear progressionMuscle cellsNon-hemorrhagicErythrocyte extravasationWall repairAortaTear completionInduce atherosclerosisHealed lesionsScattered leukocytesMinimal injuryConclusionThese findings
2020
P.58 Genetic Background Dictates Aortic Fibrosis in Hypertensive Mice
Spronck B, Latorre M, Mehta S, Caulk A, Ramachandra A, Murtada S, Rojas A, He C, Jiang B, Wang M, Bersi M, Tellides G, Humphrey J. P.58 Genetic Background Dictates Aortic Fibrosis in Hypertensive Mice. Artery Research 2020, 26: s81-s82. DOI: 10.2991/artres.k.201209.068.Peer-Reviewed Original Research
2018
Central artery stiffness and thoracic aortopathy
Humphrey J, Tellides G. Central artery stiffness and thoracic aortopathy. AJP Heart And Circulatory Physiology 2018, 316: h169-h182. PMID: 30412443, PMCID: PMC6880196, DOI: 10.1152/ajpheart.00205.2018.Peer-Reviewed Original ResearchConceptsCentral arteriesEnd-organ diseaseProximal thoracic aortaCentral artery stiffnessPrimary risk factorUncontrolled hypertensionAntihypertensive medicationsNonsurgical treatmentSignificant morbidityArtery stiffnessAortic aneurysmPulse pressureRisk factorsThoracic aortaDisease progressionStrenuous exerciseMouse modelMarfan syndromeWeight liftingGlobal hemodynamicsDysfunctional mechanosensingLethal conditionAortaGenetic mutationsArtery