2021
Endothelial Stromal PD-L1 (Programmed Death Ligand 1) Modulates CD8+ T-Cell Infiltration After Heart Transplantation
Bracamonte-Baran W, Gilotra N, Won T, Rodriguez K, Talor M, Oh B, Griffin J, Wittstein I, Sharma K, Skinner J, Johns R, Russell S, Anders R, Zhu Q, Halushka M, Brandacher G, Čiháková D. Endothelial Stromal PD-L1 (Programmed Death Ligand 1) Modulates CD8+ T-Cell Infiltration After Heart Transplantation. Circulation Heart Failure 2021, 14: e007982. PMID: 34555935, PMCID: PMC8550427, DOI: 10.1161/circheartfailure.120.007982.Peer-Reviewed Original ResearchConceptsPD-L1 expressionT cell infiltrationPD-L1Heart transplantationEndothelial cellsHemodynamic parametersPD1/PD-L1 axisCD8 T-cell ratioMultivariate logistic regression analysisPeripheral blood mononuclear cellsMurine model resultsGraft endothelial cellsHeart transplant patientsPD-L1 axisT cell frequenciesT cell ratioHeart transplantation modelSurveillance endomyocardial biopsiesBlood mononuclear cellsHuman heart transplantationLogistic regression analysisGraft expressionLeukocyte compartmentLeukocyte patternModulates CD8
2020
Complete recovery of fulminant cytotoxic CD8 T‐cell‐mediated myocarditis after ECMELLA unloading and immunosuppression
Jurcova I, Rocek J, Bracamonte‐Baran W, Zelizko M, Netuka I, Maluskova J, Kautzner J, Cihakova D, Melenovsky V, Maly J. Complete recovery of fulminant cytotoxic CD8 T‐cell‐mediated myocarditis after ECMELLA unloading and immunosuppression. ESC Heart Failure 2020, 7: 1976-1981. PMID: 32485066, PMCID: PMC7373888, DOI: 10.1002/ehf2.12697.Peer-Reviewed Original ResearchConceptsMechanical circulatory supportCirculatory supportT cell-mediated myocarditisTemporary mechanical circulatory supportThird-degree atrioventricular blockWeeks of supportSevere biventricular failureT-cell predominanceExtracorporeal membrane oxygenationPrevious cardiac historyBiventricular failureCardiogenic shockVentricular dysfunctionLymphocytic myocarditisCardiac historyEndomyocardial biopsyMembrane oxygenationAtrioventricular blockVentricular unloadingMacrophage expansionMyocarditisFlow cytometryComplete recoverySustained recoveryImmunosuppression