ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Autoimmunity"

  • 2019 American Transplant Congress

    Prevention of Islet Allo- and Xenograft Rejection with Immunoglobulin M Immunotherapy

    M. Ma, P. Chhabra, K. Brayman

    Surgery, University of Virginia, Charlottesville, VA

    *Purpose: To investigate if IgM therapy mitigates islet allo- and xenotransplant rejection and promotes permanent islet survival.*Methods: 1) New onset diabetic NOD mice (n=14) were…
  • 2019 American Transplant Congress

    Decline in Club Cell Secretory Protein Results in Immune Responses to Lung Self-Antigens (Kα1 Tubulin and Collagen V) and Development of Chronic Rejection Following Human Lung Transplantation

    Y. Itabashi1, R. Ravichandran1, M. Sharma1, R. Hachem2, R. Bremner1, M. Smith1, T. Mohanakumar1

    1Norton Thoracic Institute, St. Joseph’s Hospital and Medical Center, Phoenix, AZ, 2Washington University School of Medicine, St. Louis, MO

    *Purpose: Club cell secretory protein (CCSP) levels have been employed as a biomarker for respiratory stress in athletes, asthma patients, and in experimental acute and…
  • 2019 American Transplant Congress

    Treg Plasticity is Induced by ENV,HERV1_I and UPR Activation in De Novo Autoimmune Hepatitis

    J. Yao1, A. Ling1, A. Arterbery1, Y. Avitzur2, S. Lobritto3, M. Martinez3, U. Ekong1

    1Yale University, New Haven, CT, 2University of Toronto, Toronto, ON, Canada, 3Columbia University, New York, NY

    *Purpose: FOXP3+regulatory T cells (Tregs) are not a terminally differentiated population & can, under specific environmental conditions, acquire the phenotype of effector T cells. We…
  • 2019 American Transplant Congress

    Non-HLA Antibodies against Structural and Non-Structural Target in C4d Negative Antibody Mediated Rejections after Renal Transplantation

    S. Kanangat1, I. Kurbegovic-Skaljic2, D. Cimbaluk2, M. Oppermann2, S. Jensik3, E. Hollinger3, O. Olaitan4, R. DeCresce2

    1Tumor Immunology, NIH/NCI Bethesda MD,USA, Bethesda, MD, 2Pathology, Rush University Medical Center, Chicago, IL, 3Surgery, Rush University Medical Center, Chicago, IL, 4Tumor Immunology, Rush University Medical Center, Chicago, IL

    *Purpose: According to the latest Banff’s criteria approved in 2003, antibody mediated rejections following renal transplantation are divided into 2 types namely C4d + and…
  • 2019 American Transplant Congress

    JAK Inhibitor as a Novel Conditioning Approach to Establish Mixed Chimerism and Prevent Type 1 Diabetes Nonmyeloablatively

    H. Xu1, A. Merchak1, J. Xu2, Y. Huang1, S. T. Ildstad1

    1University of Louisville, Institute for Cellular Therapeutics, Louisville, KY, 2DuPont Manual High School, Louisville, KY

    *Purpose: Type 1 diabetes (T1D) is an autoimmune disease that results in the destruction of islet β cells. T1D has been found to be associated…
  • 2019 American Transplant Congress

    Development of Non-Human Leukocyte Antigen Antibodies in Cardiac Antibody-Mediated Rejection

    S. B. See1, B. S. Mantell2, K. J. Clerkin3, B. Ray4, E. R. Vasilescu5, C. Marboe5, Y. Naka6, S. Restaino1, P. C. Colombo3, L. J. Addonizio2, M. A. Farr3, E. Zorn1

    1Columbia Center for Translational Immunology, Columbia University, New York, NY, 2Department of Pediatrics, Columbia University, New York, NY, 3Division of Cardiology, Columbia University, New York, NY, 4Immucor, Georgia, GA, 5Department of Pathology and Cell Biology, Columbia University, New York, NY, 6Department of Surgery, Columbia University, New York, NY

    *Purpose: Antibody-mediated rejection (AMR), mainly driven by the development of donor-specific antibodies (DSA) directed against mismatched donor class I and class II HLA, is a…
  • 2019 American Transplant Congress

    Ischemic Preconditioning Attenuates Renal Ischemia-Reperfusion Injury through Activating the Nrf2/HO-1 Pathway Enhanced Autophagy

    H. Choi1, Y. Kim2, M. Kim2, K. Jun2, S. Kim2, S. Park3, J. Kim4, I. Moon5, J. Hwang6

    1Clinical Research Center, Daejeon St. Mary's Hospital, Daejeon, Korea, Republic of, 2Surgery, College of Medicine, The Catholic University of Korea, Seoul, Korea, Republic of, 3Transplant Surgery, Seoul St. Mary's Hospital, Seoul, Korea, Republic of, 4Transplant Surgery, Uijeongbu St. Mary's Hospital, Uijeongbu, Korea, Republic of, 5Transplant Surgery, Yeouido St. Mary's Hospital, Seoul, Korea, Republic of, 6Transplant Surgery, Daejeon St. Mary's Hospital, Daejeon, Korea, Republic of

    *Purpose: Ischemic preconditioning (IPC), which is a brief and nonlethal episode of ischemia, confers protection against subsequent ischemia-reperfusion (I/R) through the up-regulation of endogenous protective…
  • 2019 American Transplant Congress

    Use of Anti-Vimentin Antibodies as a Possible Marker for Graft Dysfunction Following Renal Transplant, a Prospective Study

    E. Acosta1, T. Divanyan1, D. Patel1, F. Jourd'heuil2, D. Jourd'heuil2, R. Lopez-Soler3

    1Albany Medical College, Albany, NY, 2Molecular and Cellular Physiology, Albany Medical College, Albany, NY, 3Surgery, Section of Transplantation, Albany Medical College, Albany, NY

    *Purpose: In our previously published work, we showed that presence of anti-vimentin antibodies (AVA) after renal transplant correlated with early IFTA (Interstitial Fibrosis and Tubular…
  • 2018 American Transplant Congress

    Prevention and Reversal of Diabetes through Restoration of B and T Cell Regulation and Immune Homeostasis

    K. Brayman,1 P. Chhabra,1 C. Wilson,2 A. Marshall,2 D. Moore.2

    1Surgery, University of Virginia, Charlottesville, VA; 2Pediatric Endocrinology, Vanderbilt University, Nashville, TN.

    Goal: To determine the mechanisms by which IgM restores immune homeostasis in new-onset diabetic NOD mice.Methods: 1) 5wks old non-obese diabetic (NOD) mice received mouse…
  • 2018 American Transplant Congress

    Circulating Exosomes with Lung Self-Antigens, Kα1Tubulin and Collagen V, and Immune Regulatory Proteins in Lung Transplant Recipient with Primary Graft Dysfunction

    M. Sharma, S. Biswas Roy, R. Walia, A. Omar, R. Bremner, M. Smith, T. Mohanakumar.

    Norton Thoracic Institute, St. Joseph's Hospital & Medical Center, Phoenix.

    Background: Circulating exosomes isolated from lung transplant recipients (LTxRs) with acute or chronic rejection contains lung self-antigens (SAgs), K alpha 1 tubulin (Kα1T) and collagen…
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