ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2020 American Transplant Congress

    Identification of Cell Types That Harbor Cytomegalovirus DNA in Acutely and Latently Infected Mice Spleen

    A. S. Maganti1, X. Liu2, M. Abecassis2

    1Illinois Math and Science Academy, Aurora, IL, 2Comprehensive Transplant Center, Northwestern University, Chicago, IL

    *Purpose: Cytomegalovirus (CMV) is a ubiquitous β‐herpesvirus that infects majority of humans. Primary CMV infection may be asymptomatic or manifests as a self‐limited febrile illness…
  • 2020 American Transplant Congress

    Effect of Simultaneous Presence of Anti-Blood Group A/B and -HLA Antibodies on Clinical Outcomes in Kidney Transplantation Across Positive Crossmatch: A Nationwide Cohort Study

    H. Kwon, Y. Ko, D. Han

    Department of General Surgery, Asan Medical Center, Seoul, Korea, Republic of

    *Purpose: ABO-incompatible (ABOi) and positive crossmatch (XM) kidney transplantation (KT) have been considered immunologically challenging. The present study analyzed the clinical outcomes in XM positive…
  • 2020 American Transplant Congress

    Targeting Th17: TIGIT as a Key Regulator of Tregs/Th17 Cells in Belatacept Resistant Rejection

    C. R. Hartigan, M. Wagener, M. L. Ford

    Emory University Transplant Center, Emory University, Atlanta, GA

    *Purpose: Belatacept resistant-rejection (BRR) is a major barrier to the widespread adoption of immune checkpoint blockade therapeutics in transplantation. Our lab has shown that patients…
  • 2020 American Transplant Congress

    The Banff Classification of Antibody-Mediated Rejection in Kidney Allografts: Comparison of Predictive Performance for Allograft Failure in Previous and Current Editions

    J. Callemeyn1, H. Ameye1, M. Coemans1, A. Senev2, E. Lerut3, B. Sprangers1, D. Kuypers1, M. Emonds2, M. Naesens1

    1Microbiology, Immunology and Transplantation, KU Leuven, Leuven, Belgium, 2Histocompatibility and Immunogenetics Laboratory, Red Cross-Flanders, Mechelen, Belgium, 3Imaging and Pathology, KU Leuven, Leuven, Belgium

    *Purpose: Since its introduction in 2001, the Banff classification for antibody-mediated rejection (ABMR) has undergone significant changes, mainly by inclusion of C4d-negative ABMR in 2013…
  • 2020 American Transplant Congress

    Single-Cell RNA Sequencing to Assess the Effect of IL-6 Receptor Blockade in Kidney Transplantation

    A. Zarinsefat, P. Rashmi, A. Da Silva, T. Sigdel, S. Chandran, Q. Tang, J. Ye, F. Vincenti, M. Sarwal

    University of California San Francisco, San Francisco, CA

    *Purpose: Prospective randomized study of IL-6R blockade with Tocilizumab for treatment of subclinical inflammation (SCI) in renal transplantation, reveals unique profiles of resting and stimulated…
  • 2020 American Transplant Congress

    Notch Signaling Inhibition via Blockade of Delta-Like Ligand 4 Prevents Co-Stimulation Blockade Resistant Allograft Rejection

    A. J. Matar, B. P. Lovasik, Y. Dong, D. A. Faber, J. Habib, C. A. Breeden, J. Regenold, A. Ghosh, A. Stephenson, W. H. Kitchens, A. B. Adams

    Surgery and Transplantation, Emory University, Atlanta, GA

    *Purpose: Co-stimulation blockade (CoB) has emerged as a promising immunosuppression strategy with the advent of Belatacept, a novel CTLA4-Ig fusion protein that blocks CD28-mediated T…
  • 2020 American Transplant Congress

    Th17 Cell Inhibition in a Costimulation Blockade Based Regimen for Vascularized Composite Allotransplantation Using A Non-Human Primate Model

    D. P. Moris, A. Atia, M. Rae, M. Song, L. Stempora, F. Leopardi, K. Williams, J. Kwun, W. Parker, A. Cardones, A. D. Kirk, L. C. Cendales

    Surgery, Duke, Durham, NC

    *Purpose: Vascularized composite allotransplantation (VCA) is challenged by the morbidity of non-specific immunosuppression required to prevent rejection. The use of highly specific biologics has not…
  • 2020 American Transplant Congress

    Daratumumab for Desensitization and Antibody Mediated Rejection Treatment in Highly-HLA Sensitized Patients

    S. Jordan, R. Vescio, N. Ammerman, M. Toyoda, S. Ge, M. Chu, J. Hou, E. Huang, A. Peng, S. Sethi, R. Najjar, K. Lim, J. Kobashigawa, J. Patel, E. Kransdorf, A. Vo

    Cedars Sinai Medical Ctr, Los Angeles, CA

    *Purpose: Highly-HLA sensitized (HS) patients have an immunologic barrier to transplantation. ABMR promotes graft loss and poor patient survival. Methods to reduce anti-HLA antibodies are…
  • 2020 American Transplant Congress

    Efficacy and Safety of Single-Dose Rabbit Anti-Thymocyte Globulin versus Basiliximab Induction among Pediatric Kidney Transplant Recipients

    L. Porini Custodio, S. Stopa Martins, L. Almeida Viana, M. Pontello Cristelli, M. Rika Nakamura, H. Tedesco-Silva, J. Medina-Pestana

    Hospital do Rim, Sao Paulo, Brazil

    *Purpose: Induction therapy is a standard component of kidney transplant immunosuppression protocols. However, in the pediatric population, there are still uncertainties about the ideal induction…
  • 2020 American Transplant Congress

    Significance of Gene Polymorphism on Infectious Complications and Rejection after Liver Transplantation

    H. Egawa1, T. Kato1, Y. Kotera1, A. Ohmori1, G. Shibuya1, S. Yamashita1, S. Ariizumi1, M. Yamamoto1, T. Ishizuka2, Y. Tanaka3, H. Ohdan3

    1Tokyo Women's Medical University, Tokyo, Japan, 2Clinical Labotratory, Tokyo Women's Medical University, Tokyo, Japan, 3Surgery, Hiroshima University, Hiroshima, Japan

    *Purpose: Clinical application of gene polymorphism is a key of precision medicine in the field of organ transplantation. Infection and rejection are major factors affecting…
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