2024
Molecular Imaging of Collagen Turnover in Myocardial Infarction
Neishabouri A, Ghim M, Ahmad A, Kukreja G, Zhang Z, Li J, Salarian M, Toczek J, Gona K, Hedayatyanfard K, Zhang J, Huang H, Yu S, Sadeghi M. Molecular Imaging of Collagen Turnover in Myocardial Infarction. Journal Of Nuclear Cardiology 2024, 38: 101998. DOI: 10.1016/j.nuclcard.2024.101998.Peer-Reviewed Original Research
2023
Multimodality Imaging of Aortic Valve Calcification and Function in a Murine Model of Calcific Aortic Valve Disease and Bicuspid Aortic Valve
Ahmad A, Ghim M, Toczek J, Neishabouri A, Ojha D, Zhang Z, Gona K, Raza M, Jung J, Kukreja G, Zhang J, Guerrera N, Liu C, Sadeghi M. Multimodality Imaging of Aortic Valve Calcification and Function in a Murine Model of Calcific Aortic Valve Disease and Bicuspid Aortic Valve. Journal Of Nuclear Medicine 2023, 64: 1487-1494. PMID: 37321825, PMCID: PMC10478817, DOI: 10.2967/jnumed.123.265516.Peer-Reviewed Original ResearchConceptsF-NaF PET/CTCalcific aortic valve diseaseBicuspid aortic valvePET/CTAortic valve calcificationAortic valve diseaseAortic valveAortic stenosisValve calcificationValvular calcificationValve diseaseF-NaFSubset of miceTricuspid aortic valveDevelopment of calcificationSignificant correlationUnderwent echocardiographyMedical therapyHigh prevalencePreclinical modelsMurine modelTherapeutic interventionsAge groupsAutoradiography dataMultimodality imagingDisturbed flow increases endothelial inflammation and permeability via a Frizzled-4-β-catenin-dependent pathway
Rickman M, Ghim M, Pang K, von Huelsen Rocha A, Drudi E, Sureda-Vives M, Ayoub N, Tajadura-Ortega V, George S, Weinberg P, Warboys C. Disturbed flow increases endothelial inflammation and permeability via a Frizzled-4-β-catenin-dependent pathway. Journal Of Cell Science 2023, 136: jcs260449. PMID: 36846872, PMCID: PMC10112981, DOI: 10.1242/jcs.260449.Peer-Reviewed Original ResearchConceptsEndothelial dysfunctionEndothelial cellsFrizzled-4Β-cateninCultured human aortic endothelial cellsR-spondinsHuman aortic endothelial cellsPro-inflammatory genesEndothelial paracellular permeabilityDisturbed flowAortic endothelial cellsCultured endothelial cellsRole of WntEndothelial inflammationAortic archEarly atherogenesisCanonical Wnt pathwayDysfunctionReduced expressionWnt5a signalingParacellular permeabilityWnt pathwayInhibitionKnockdownExpressionHomeostatic, Non-Canonical Role of Macrophage Elastase in Vascular Integrity
Salarian M, Ghim M, Toczek J, Han J, Weiss D, Spronck B, Ramachandra A, Jung J, Kukreja G, Zhang J, Lakheram D, Kim S, Humphrey J, Sadeghi M. Homeostatic, Non-Canonical Role of Macrophage Elastase in Vascular Integrity. Circulation Research 2023, 132: 432-448. PMID: 36691905, PMCID: PMC9930896, DOI: 10.1161/circresaha.122.322096.Peer-Reviewed Original ResearchConceptsMMP-12 deficiencyAdverse aortic remodelingAbdominal aortic aneurysmAng IIAortic remodelingAortic aneurysmMMP-12Complement component 3 levelsNeutrophil extracellular traps markersAbdominal aortic aneurysm ruptureAortic aneurysm ruptureElastic lamina degradationPlasma complement componentsAortic ruptureC3 levelsComplement depositionPlasma C5aMore neutrophilsVascular remodelingAneurysm ruptureNeutrophil elastaseAortic integrityMatrix metalloproteinaseComplement inhibitorsNETosis pathwayPositron Emission Tomography Imaging of Vessel Wall Matrix Metalloproteinase Activity in Abdominal Aortic Aneurysm
Toczek J, Gona K, Liu Y, Ahmad A, Ghim M, Ojha D, Kukreja G, Salarian M, Luehmann H, Heo G, Guzman R, Chaar C, Tellides G, Hassab A, Ye Y, Shoghi K, Zayed M, Gropler R, Sadeghi M. Positron Emission Tomography Imaging of Vessel Wall Matrix Metalloproteinase Activity in Abdominal Aortic Aneurysm. Circulation Cardiovascular Imaging 2023, 16: e014615. PMID: 36649454, PMCID: PMC9858355, DOI: 10.1161/circimaging.122.014615.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmHuman aortic tissueMMP activityAortic tissueAortic aneurysmMMP inhibitorsMurine modelMatrix metalloproteinasesPositron emission tomography/Toxicology studiesAortic MMP activityPositron emission tomography radioligandAngiotensin II infusionEmission tomography/Murine abdominal aortic aneurysmsBroad-spectrum MMP inhibitorMatrix metalloproteinase activityPositron emission tomography (PET) tracerPositron emission tomography (PET) imagingEmission Tomography ImagingPositron emission tomographyEmission tomography tracerII infusionRisk stratificationTomography/
2022
Shear-mediated ALK5 expression regulates endothelial activation
Pang K, Ghim M, Sarathchandra P, Warboys C, Yacoub M, Chester A, Weinberg P. Shear-mediated ALK5 expression regulates endothelial activation. Biochemical And Biophysical Research Communications 2022, 642: 90-96. PMID: 36566567, DOI: 10.1016/j.bbrc.2022.12.058.Peer-Reviewed Original ResearchConceptsBlood flowCalcific aortic valve diseaseAortic valve diseaseHuman umbilical vein endothelial cell monolayersEndothelial-leukocyte adhesionALK5 kinase activityCardiovascular disease pathologyPotential therapeutic targetAortic valve tissueEndothelial dysfunctionValve diseaseALK5 expressionEndothelial activationFurther mechanistic investigationsEndothelial cell monolayersPorcine aortic valve tissuePathophysiological changesOvert diseaseAortic sidePathological changesTherapeutic targetVentricular sideLeukocyte adhesionMonocyte adhesionSmad2 phosphorylationNO Synthesis but Not Apoptosis, Mitosis or Inflammation Can Explain Correlations between Flow Directionality and Paracellular Permeability of Cultured Endothelium
Ghim M, Yang S, David K, Eustaquio J, Warboys C, Weinberg P. NO Synthesis but Not Apoptosis, Mitosis or Inflammation Can Explain Correlations between Flow Directionality and Paracellular Permeability of Cultured Endothelium. International Journal Of Molecular Sciences 2022, 23: 8076. PMID: 35897652, PMCID: PMC9332325, DOI: 10.3390/ijms23158076.Peer-Reviewed Original ResearchDifferential BMP Signaling Mediates the Interplay Between Genetics and Leaflet Numbers in Aortic Valve Calcification
Jung JJ, Ahmad AA, Rajendran S, Wei L, Zhang J, Toczek J, Nie L, Kukreja G, Salarian M, Gona K, Ghim M, Chakraborty R, Martin KA, Tellides G, Heistad D, Sadeghi MM. Differential BMP Signaling Mediates the Interplay Between Genetics and Leaflet Numbers in Aortic Valve Calcification. JACC Basic To Translational Science 2022, 7: 333-345. PMID: 35540096, PMCID: PMC9079798, DOI: 10.1016/j.jacbts.2021.12.006.Peer-Reviewed Original ResearchBicuspid aortic valveCalcific aortic valve diseaseAortic valve calcificationValve calcificationHuman Calcific Aortic Valve DiseaseAortic valve diseaseValve diseaseAortic valveCAVD progressionTherapeutic targetBone morphogenic proteinMorphogenic proteinMiceCalcificationDCBLD2StenosisExpressionLittermatesDiseaseBMP signalingProgression
2021
Endothelial cells exposed to atheroprotective flow secrete follistatin-like 1 protein which reduces transcytosis and inflammation
Ghim M, Pang K, Burnap S, Baig F, Yin X, Arshad M, Mayr M, Weinberg P. Endothelial cells exposed to atheroprotective flow secrete follistatin-like 1 protein which reduces transcytosis and inflammation. Atherosclerosis 2021, 333: 56-66. PMID: 34425528, PMCID: PMC8459397, DOI: 10.1016/j.atherosclerosis.2021.08.025.Peer-Reviewed Original ResearchLeucine-Rich α-2-Glycoprotein 1 Suppresses Endothelial Cell Activation Through ADAM10-Mediated Shedding of TNF-α Receptor
Pang K, Ghim M, Liu C, Tay H, Fhu C, Chia R, Qiu B, Sarathchandra P, Chester A, Yacoub M, Wilkinson F, Weston R, Warboys C, Hou H, Weinberg P, Wang X. Leucine-Rich α-2-Glycoprotein 1 Suppresses Endothelial Cell Activation Through ADAM10-Mediated Shedding of TNF-α Receptor. Frontiers In Cell And Developmental Biology 2021, 9: 706143. PMID: 34291056, PMCID: PMC8288075, DOI: 10.3389/fcell.2021.706143.Peer-Reviewed Original ResearchTumor necrosis factor receptor 1Critical limb ischemiaSera of patientsEndothelial activationEndothelial cellsLRG1 expressionElevated serum concentrationsPotential therapeutic roleLeucine-Rich αTumor necrosis factorTNF-α receptorWild-type miceEndothelial cell activationNecrosis factor receptor 1Role of LRG1NF-κB activationNF-κB signalingFactor receptor 1STNFR1 concentrationCLI patientsLimb ischemiaSerum concentrationsHealthy controlsInflammatory diseasesTherapeutic roleSegmenting Growth of Endothelial Cells in 6-Well Plates on an Orbital Shaker for Mechanobiological Studies
Pang K, Ghim M, Arshad M, Wang X, Weinberg P. Segmenting Growth of Endothelial Cells in 6-Well Plates on an Orbital Shaker for Mechanobiological Studies. Journal Of Visualized Experiments 2021 DOI: 10.3791/61817-v.Peer-Reviewed Original ResearchSegmenting Growth of Endothelial Cells in 6-Well Plates on an Orbital Shaker for Mechanobiological Studies.
Pang K, Ghim M, Arshad M, Wang X, Weinberg P. Segmenting Growth of Endothelial Cells in 6-Well Plates on an Orbital Shaker for Mechanobiological Studies. Journal Of Visualized Experiments 2021 PMID: 34152321, DOI: 10.3791/61817.Peer-Reviewed Original ResearchEndothelial cells do not align with the mean wall shear stress vector
Arshad M, Ghim M, Mohamied Y, Sherwin S, Weinberg P. Endothelial cells do not align with the mean wall shear stress vector. Journal Of The Royal Society Interface 2021, 18: 20200772. PMID: 33435845, PMCID: PMC7879765, DOI: 10.1098/rsif.2020.0772.Peer-Reviewed Original ResearchComputed tomography imaging of macrophage phagocytic activity in abdominal aortic aneurysm
Toczek J, Boodagh P, Sanzida N, Ghim M, Salarian M, Gona K, Kukreja G, Rajendran S, Wei L, Han J, Zhang J, Jung JJ, Graham M, Liu X, Sadeghi MM. Computed tomography imaging of macrophage phagocytic activity in abdominal aortic aneurysm. Theranostics 2021, 11: 5876-5888. PMID: 33897887, PMCID: PMC8058712, DOI: 10.7150/thno.55106.Peer-Reviewed Original ResearchConceptsAbdominal aortic aneurysmExiTron nano 12000AAA outcomePhagocytic activityII infusionAng IIAortic aneurysmAortic wall enhancementAng II infusionCT enhancementAngiotensin II infusionRole of inflammationFeasibility of CTMacrophage phagocytic activityNon-invasive toolAAA inductionCD68 expressionModulatory interventionsMacrophage cell lineInflammatory signalsPatient managementVascular pathologyOutcome studiesAdventitial macrophagesComputed tomography
2020
The Role of Tricellular Junctions in the Transport of Macromolecules Across Endothelium
Ghim M, Mohamied Y, Weinberg P. The Role of Tricellular Junctions in the Transport of Macromolecules Across Endothelium. Cardiovascular Engineering And Technology 2020, 12: 101-113. PMID: 32820467, PMCID: PMC7904563, DOI: 10.1007/s13239-020-00483-x.Peer-Reviewed Original ResearchConceptsDensity lipoproteinHigh-density lipoproteinLow-density lipoproteinNew therapeutic strategiesEffects of agonistsEndothelial barrier functionConclusionThese dataInfluence of agonistsTherapeutic strategiesVascular endotheliumEndotheliumBarrier functionEndothelial monolayersNormal physiologyTransendothelial transportAgonistsLipoproteinDiseaseFurther investigation
2019
Understanding mechanobiology in cultured endothelium: A review of the orbital shaker method
Warboys C, Ghim M, Weinberg P. Understanding mechanobiology in cultured endothelium: A review of the orbital shaker method. Atherosclerosis 2019, 285: 170-177. PMID: 31096159, PMCID: PMC6570700, DOI: 10.1016/j.atherosclerosis.2019.04.210.Peer-Reviewed Original Research
2018
Investigation of Nanodroplet Adhesion to Endothelial Cells Under Atheroprone Flow Conditions
Zhang G, Pang K, Ghim M, Weinberg P, Tang M. Investigation of Nanodroplet Adhesion to Endothelial Cells Under Atheroprone Flow Conditions. 2018, 00: 1-4. DOI: 10.1109/ultsym.2018.8579749.Peer-Reviewed Original ResearchA novel method for segmenting growth of cells in sheared endothelial culture reveals the secretion of an anti-inflammatory mediator
Ghim M, Pang K, Arshad M, Wang X, Weinberg P. A novel method for segmenting growth of cells in sheared endothelial culture reveals the secretion of an anti-inflammatory mediator. Journal Of Biological Engineering 2018, 12: 15. PMID: 30127849, PMCID: PMC6092814, DOI: 10.1186/s13036-018-0107-6.Peer-Reviewed Original ResearchVascular cell adhesion molecule-1Intercellular adhesion molecule-1Adhesion molecule-1Molecule-1Cell adhesion molecule-1Anti-inflammatory mediatorsAnti-inflammatory effectsPathogenesis of atherosclerosisEndothelial cellsBlood vesselsNormal physiologyEndothelial culturesGrowth of cellsMediatorsConclusionsThe resultsEndotheliumLRG1 is a novel regulator of endothelial activation and is shear dependent: A Potential therapeutic target?
Pang K, Fhu C, Ghim M, Tay H, Hou H, Lu Q, Warboys C, Wang X, Weinberg P. LRG1 is a novel regulator of endothelial activation and is shear dependent: A Potential therapeutic target? Atherosclerosis 2018, 275: e37. DOI: 10.1016/j.atherosclerosis.2018.06.094.Peer-Reviewed Original Research53LRG1 is a novel regulator of endothelial activation and is shear dependent: a potential therapeutic target?
Pang K, Fhu C, Ghim M, Tay H, Hou H, Lu Q, Warboys C, Wang X, Weinberg P. 53LRG1 is a novel regulator of endothelial activation and is shear dependent: a potential therapeutic target? Cardiovascular Research 2018, 114: s13-s14. DOI: 10.1093/cvr/cvy060.023.Peer-Reviewed Original Research