ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Apoptosis"

  • 2018 American Transplant Congress

    Linking Donor Ischemia Reperfusion Injury (IRI) to Costimulatory Blockade Resistant Murine Heart Graft Rejection through Complement-Initiated Necroptosis

    R. Ang, N. Chun, A. Ting, P. Heeger.

    Immunology Institute, Translational Transplant Research, Icahn School of Medicine at Mount Sinai, New York, NY.

    We previously showed that prolonged cold ischemic storage (CIS) of donor B6 hearts results in complement dependent, CTLA4Ig-resistant rejection in BALB/c recipients. In this system,…
  • 2018 American Transplant Congress

    MERTK Mediates Transplant Tolerance via IFN-a Regulation of MDSCs and Tregs

    L. Zhang, M. DeBerge, E. Thorp, X. Luo.

    Northwestern University Feinberg School of Medicine, Chicago.

    Introduction: MERTK is one of the TAM receptor tyrosine kinases (RTKs) that mediate homeostatic phagocytosis of apoptotic cells, and transmit regulatory signals that modulate immune…
  • 2018 American Transplant Congress

    Enhancement of Intrinsic Apoptosis via Bcl-2 Inhibition Promotes Induction of Robust Mixed Chimerism and Renal Allograft Tolerance without Myelosuppression in Nonhuman Primates

    T. Oura,1 A. Dehnadi,1 I. Rosales,1 H. Sasaki,1 P. Cippa,2 R. Fehr,2 A. Cosimi,1 T. Kawai.1

    1Surgery, Center for Transplantation Science, Massachusetts General Hospital, Boston, MA; 2Medicine, University of Zurich, Zurich, Switzerland.

    Background: Successful induction of mixed chimerism (MC) and renal allograft tolerance has been achieved in both nonhuman primate (NHP) and man following conditioning that included…
  • 2018 American Transplant Congress

    Involvement of Aldehyde Dehydrogenase 2 (ALDH2) in Fatty Liver Graft Protection Mechanisms against Cold Ischemic Injury

    A. Panisello-Rosello,1 A. Lopez,2 C. Castro,2 S. Bellogi,1 E. Folch-Puy,1 A. Rolo,3 C. Palmeira,3 R. Adam, J. Roselló-Catafau.

    1Experimental Pathology, Instituto de Investigaciones Biomédicas de Barcelona, Barcelona, Catalonia, Spain; 2INSERM U935, Hôpital Paul Brousse, Paris, France; 3Center for Neuroscience and Cell Biology, University of Coimbra, Coimbra, Portugal.

    Aldehyde dehydogenase (ALDH2) is a mitochondrial enzyme that recently has been involved in the cardioprotection against ischemia injury. No data are reported on the potential…
  • 2018 American Transplant Congress

    In Vivo and In Vitro PPAR-y Activation Decreases M1-Macrophage Polarization and Improves Liver Ischemia Reperfusion Injury

    I. Linares,1 A. Bartczak,1 K. Farrokhi,1 D. Kollmann,1 M. Kaths,1 M. Hamar,1 P. Urbanellis,1 S. Ganesh,1 O. Adeyi,2 P. Yip,3 M. Selzner,1 N. Selzner.1

    1Multi Organ Transplant Program, Toronto General Hospital, Toronto, ON, Canada; 2Department of Pathology, Toronto General Hospital, Toronto, ON, Canada; 3Laboratory of Medicine and Pathobiology, Toronto General Hospital, Toronto, ON, Canada.

    Background:M1-Macrophage polarization has been studied as a potential target to decrease inflammatory response in sepsis and inflammation-related diseases. Its role in the setting of inflammatory…
  • 2018 American Transplant Congress

    Overexpression of BAX, NOL3, and XIAP Apoptotic Genes Participates in Calcineurin Inhibitors Nephrotoxicity: New Insights into Chronic Allograft Dysfunction

    L. Garcia-Covarrubias,1 G. Queipo,2 M. Fonseca,2 D. Alcantara,1 P. Prieto,1 H. Diliz,1 A. Garcia,1 H. Hinojosa,1 A. Cicero,1 G. Melendez,3 M. Alamilla,3 R. Lascurain,4 V. Soto.5

    1Transplantation, Hospital General de Mexico, Mexico City, Mexico; 2Genetics, Hospital General de Mexico, Mexico City, Mexico; 3Research, Hospital General de Mexico, Mexico City, Mexico; 4Faculty of Medicine, UNAM, Mexico City, Mexico; 5Pathology, Hospital General de Mexico, Mexico City, Mexico.

    Introduction: Calcineurin inhibitors toxicity (CNIT) is a factor that limit the outcome of renal transplantation graft. The hypoxia causes histological data as nodular hyalinosis, hyalinosis,…
  • 2018 American Transplant Congress

    Noninvasive Detection of Infection and Rejection in Renal Transplant Patients

    Y. Zhou,1 Y. Cheng,1 T. Chiang,2 G. Yang,2 X. Li,2 F. Zeng,2 X. Wang,1 J. Ge,2 X. Hu,2 H. Shi,1 T. Wang,2 L. Liu.3

    1Laboratory of Transplant Genomics, Jiangsu University Institute of Life Science, ZhenJiang, JingSu, China; 2Reasearch and Development Dpartment, SuZhou RRGene.Co.Ltd., SuZhou, JiangSu, China; 3Department of Urological Organ Transplantation, The Second XiangYa Hospital of Center South University, ChangSha, Hunan, China.

    About 35% of patients would suffer actue rejection or infectionin in two years after reanl trandplantation.Cell-free DNA (cfDNA) is a new biomarker to evluate health…
  • 2018 American Transplant Congress

    Insulin Use on Intensive Care Units as a Marker of beta-Cell Death in Brain Dead Pancreas Donors

    M. Shapey,1,2 A. Summers,2 J. O'Sullivan,2 P. Yianoullou,1,2 T. Augustine,2 M. Rutter,1 D. van Dellen.2

    1Division of Diabetes, Endocrinology and Gastroenterology, University of Manchester, Manchester, United Kingdom; 2Department of Renal and Pancreatic Transplantation, Manchester University NHS Foundation Trust, Manchester, United Kingdom.

    IntroductionObjective methods for assessing the quality of pancreata for transplantation are urgently required. Donors after brain death (DBD) experience a catecholamine storm and systemic inflammation,…
  • 2018 American Transplant Congress

    α-1 Antitrypsin Facilitate Apoptosis Donor Cells Inducing Donor Specific Protection to Mice Cardiac Allografts

    G. Chen, X. Lai, L. Qiu, Y. Zhao, S. Yu, C. Wang, J. Zhang, F. Ning, L. Chen.

    Organ Transplant Center, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China.

    Previous study has shown that intravenous infusion of ethylene carbodiimide fixed donor splenocytes(ECDI-SPs) can induce tolerance of mice cardiac allografts with rapidly apoptosis of ECDI-SPs…
  • 2018 American Transplant Congress

    Assessing the Impact of Flow in Hypothermic Machine Perfusion on Human Venous Endothelium Using a Novel Ex Vivo Model

    Y. Marie,1 W. Ries,2 K. Patel,1 C. Turnbull,2 N. Jamil,4 H. Caldwell,3 R. Telfer,2 D. Neil,5 J. Nath,1 N. Inston.1

    1Department of Renal Surgery, Queen Elizabeth Hospital, Birmingham, West Midlands, United Kingdom; 2College of Medical and Dental Sciences, University of Birmingham, Birmingham, West Midlands, United Kingdom; 3Division of Pathology Laboratories, Western General Hospital, Edinburgh, United Kingdom; 4Department of Cellular Pathology, Durham and Darlington NHS Foundation Trust, Newcastle, Newcastle Upon Tyne, United Kingdom; 5Department of Histopathology, University Hospitals Birmingham NHS Trust, Birmingham, West Midlands, United Kingdom.

    BACKGROUNDHypothermic machine perfusion (HMP) involves dynamic flow of chilled preservation fluid through an allograft's vasculature. This study describes a simple, reproducible, human model that allows…
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