ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Apoptosis"

  • 2016 American Transplant Congress

    Short-Term Starvation Attenuates Liver Ischemia Reperfusion Injury by SIRT1-Autophagy Signaling in Mice.

    J. Rao,1 H. Zhou,1 F. Zhang,1 X. Wang,1 Y. Zhai,2 L. Lu.1

    1Liver Transplantation Center, First Affiliated Hospital of Nanjing Medical University, Nanjing, China; 2Dumont-UCLA Transplant Center, David Geffen School of Medicine at University of California-Los Angeles, Los Angeles.

    Calorie restriction or starvation (fasting) has some beneficial effects on prolongation of life and increased resistance to stress. Calorie restriction has also been shown to…
  • 2016 American Transplant Congress

    The Apoptosis of the Tracheal Epithelia Increase the Recipient's MSCs Derived Myofibroblasts in Allografts to Exacerbate Obliterative Bronchiolitis After Tracheal Transplantation in Mice.

    C. Wang,1 T. Xia,1 X. Zhang,2 K. Jiang,1 J. Wang,1 J. Nie.1

    1Department of Thoracic Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuahn, Hubei, China; 2Department of Integrative Chinese and Western Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuahn, Hubei, China.

    Background: The long-term outcome of lung transplantation is impeded by obliterative bronchiolitis (OB). However, the current treatment cannot effectively prevent the process of OB. The…
  • 2016 American Transplant Congress

    Activated Cytoprotective Mechanisms in DBD Kidneys Correlate with Kidney Function in Transplant Recipients: A Study Using Clinical Samples from the UK QUOD Biobank.

    M. Kaisar,1 L. van Dullemen,2 Z. Akhtar,1 M. Lo Faro,1 H. Huang,1 H. Leuvenink,2 B. Kessler,1 R. Ploeg.1

    1Nuffield Department of Surgical Sciences, University of Oxford, Oxford, United Kingdom; 2UMCG, UMCG, Groningen, Netherlands.

    The onset of abnormal pathophysiological changes following brain death adversely impact kidney function following transplantation. Understanding the biological mechanisms that affect kidney quality will allow…
  • 2016 American Transplant Congress

    Intracellular OPN Is an Essential Protective Factor for Cardiac Endothelial Cell and the Long Term Heart Graft Survival.

    Y. Su,1,2,3 Z.-X. Zhang,1,2,3 Z.-Q. Yin,1 X.-Y. Huang,1 A. Jevnikar.1,2,3,4

    1Matthew Mailing Centre for Translational Transplantation Studies, Lawson Health Research Institute, London Health Sciences Centre, London Health Sciences Centre, Lodon, ON, Canada; 2Departments of Medicine, London Health Sciences Centre, Lodon, ON, Canada; 3Departments of Pathology, London Health Sciences Centre, London, ON, Canada.

    [Background] Endothelial cell (EC) injury is central to cardiac allograft vasculopathy and premature graft loss. Osteopontin (OPN) is a multifunctional anti-apoptotic protein that is involved…
  • 2016 American Transplant Congress

    The 20S Proteasome, Active within Exosome-Like Vesicles Released by Apoptotic Cells Accelerates Rejection.

    M. Dieudé,1,4,5 C. Bell,2,5 J. Turgeon,1,5 D. Beillevaire,1,4,5 S. Qi,1,5 E. Boilard,3,5 P. Thibault,2,5 M.-J. Hébert.1,4,5

    1Research Centre Centre hospitalier de l'Université de Montréal (CRCHUM), Montréal, Canada; 2Institute for research in immunology and cancer (IRIC), Montreal, Canada; 3Centre de Recherche du CHU de Québec, Québec, Canada; 4Université de Montréal, Montréal, Canada; 5Canadian National Transplant Research Program, Edmonton, Canada.

    Apoptotic bodies (ApoBodies) and apoptotic exosome-like MV (ApoExo) released by apoptotic endothelial cells in vitro were purified by sequential centrifugation and analysed by electron microscopy…
  • 2016 American Transplant Congress

    Elevated Intragraft Expression of Innate Immunity and Cell Death-Related Markers Characterizes Deceased Donor Conditions and Is a Risk Factor for Adverse Graft Outcome.

    M. Eikmans,1 J. Yang,1 G. Haasnoot,1 C. van Kooten,2 M. Mallat,2 H. de Fijter,2 I. Bajema,3 F. Claas.1

    1Immunohematology, LUMC, Leiden, Netherlands; 2Nephrology, LUMC, Leiden, Netherlands; 3Pathology, LUMC, Leiden, Netherlands.

    Background: The innate immune response is increasingly being recognized in allograft injury after kidney transplantation. We aimed to establish the relationship of innate immune gene…
  • 2016 American Transplant Congress

    Mechanism of FK506 Induced TNF Related Apoptosis in Jurkat T Cells.

    S. Chung, S. Choi.

    Department of Surgery, Chonnam National University Hospital, Gwangju, Korea.

    Purpose: To elucidate the mechanism of FK506 induced TRAIL(TNF related apoptosis inducing ligand) –R1(DR4) and TRAIL-R2(DR5) in FK506-treated Jurkat T cells. And signal transduction pathway…
  • 2015 American Transplant Congress

    Engagement of the Vasopressin Receptor On Hepatocytes Protects Liver from Ischemia-Reperfusion Injury Via the WNT-β-Catenin-SGK1-FOXO Pathway

    X. Liu,1 T. Billiar,2 R. Tao.1

    1Department of Hepatobiliary-Pancreatic Surgery, Zhejiang Provincial Peoples' Hospital, Hangzhou, Zhejiang Province, China; 2Department of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.

    The synthetic vasopressin analogue, terlipressin, has been extensively used in the management of certain complications associated with end-stage liver diseases (ESLDs), however concerns have been…
  • 2015 American Transplant Congress

    Loss of RIPK3 and Caspase-8 Enhance Intrinsic Apoptosis in Tubular Epithelial Cell (TEC) Death and Contributes to Kidney Ischemia Reperfusion Injury (IRI)

    B. Sung,1 Y. Su,3 A. Lau,3 J. Jiang,3 A. Haig,2 D. Green,4 Z. Zhang,2 A. Jevnikar.1

    1Microbiology and Immunology, Western University, London, ON, Canada; 2Pathology, Western University, London, ON, Canada; 3Matthew Mailing Centre for Translational Transplant Studies, London Health Sciences Centre, London, ON, Canada; 4St. Jude Children's Research Hospital, Memphis, TN.

    [Background] Ischemia-reperfusion injury (IRI), a complex limiting factor in organ transplant survival, is related to multiple death pathways. Eliminating the key necroptotic molecule (RIPK3) improves…
  • 2015 American Transplant Congress

    Losartan Benefits Are Mediated Through SIRT1 Activation in Rat Reduced Size Orthotopic Liver Transplantation

    E. Pantazi,1 M. Bejaoui,1 M. Zaouali,1 E. Folch-Puy,1 A. Rolo,2,3 A. Panisello,1 C. Palmeira,2 J. Rosello-Catafau.1

    1Experimental Pathology, Institute of Biomedical Research of Barcelona (IIBB-CSIC), Barcelona, Spain; 2Department of Life Sciences, Faculty of Science and Technology, University of Coimbra, Coimbra, Portugal; 3Center for Neurosciences and Cell Biology, Department of Zoology, University of Coimbra, Coimbra, Portugal.

    Background: Silent Information Regulator 1 (SIRT1) is a histone deacetylase that has been associated with protective mechanisms against IRI, but its role in liver transplantation…
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