ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2020 American Transplant Congress

    Post-Transplant Rebound and Not Baseline Anti-A Titers are Associated with Acute Antibody-Mediated Rejection in A2– to B/O Incompatible Kidney Transplantation

    V. Kumar, D. Mompoint-Williams, M. Marques, P. MacLennan, M. Mustian, J. Locke

    University of Alabama at Birmingham, Birmingham, AL

    *Purpose: Decreased antigen expression among blood group A subtype 2 (A2) donor kidneys allows these organs to be considered as universal donors; under the new…
  • 2020 American Transplant Congress

    Is Azathioprine the Right Choice in De Novo Lung Transplantation?

    A. Chan1, B. Sirandas1, A. Carlson1, C. Truax1, B. Clark1, I. Hall2, B. Cahill3, L. Smith1

    1Pharmacy, University of Utah Health, Salt Lake City, UT, 2Nephrology, University of Utah Health, Salt Lake City, UT, 3Pulmonary, University of Utah Health, Salt Lake City, UT

    *Purpose: The antiproliferative of choice in lung transplantation (LT) remains controversial. Limited data exists on azathioprine (AZA) dose reductions or the conversion of AZA to…
  • 2020 American Transplant Congress

    Comparison of Basiliximab for Induction Therapy in Kidney Transplant Recipients on Post-Operative Days 0 and 4 versus Post-Operative Days 0 and 3

    C. Schardt, R. Yau, A. Burgos, C. Tunwar

    Pharmacy, CHI St. Luke's Health Baylor St. Luke's Medical Center, Houston, TX

    *Purpose: Current dosing recommendations for the administration of basiliximab on post-operative days (POD) 0 and 4 stem from two phase 3 renal transplant studies. Limited…
  • 2020 American Transplant Congress

    Impact of Rituximab and Apheresis Techniques in Acute Rejection Rates in ABO Incompatible Living Donor Kidney Transplant

    I. Revuelta1, E. De Sousa-Amorim1, M. Lozano2, D. Cucchiari1, J. Cid2, L. Peri3, E. Palou4, M. Musquera3, J. Martorell5, J. M. Campistol1, F. Oppenheimer1, F. Diekmann1

    1Renal Transplant Unit, Department of Nephrology and Kidney Transplant, Hospital Clinic, Barcelona, Spain, 2Apheresis and Cellular Therapy Unit, Hospital Clinic, Barcelona, Spain, 3Department of Urology, Hospital Clinic, Barcelona, Spain, 4Histocompatibility Lab. Department of Immunology, Hospital Clinic, Barcelona, Spain, 5Histocompatibility Lab, Department of Immunology, Hospital Clinic, Barcelona, Spain

    *Purpose: ABO incompatibility (ABOi) is a widespread option of living kidney donor transplantation (LKDT). However, controversies in rejection, and death-censored graft survival rates are published,…
  • 2020 American Transplant Congress

    Exosomes Containing Kidney Self-Antigens (Collagen Iv, Fibronectin, Perlecan) Predicts Progression of Chronic Immune Injury in Kidney Transplant Recipients

    R. Ravichandran1, Y. Itabashi1, R. Heilman2, A. Jaramillo2, D. Ramon2, M. Buras2, B. Kaplan3, T. Mohanakumar1, S. Sukumaran Nair2

    1St. Joseph’s Hospital, Phoenix, AZ, 2Mayo Clinic, Phoenix, AZ, 3Baylor Scott and White, Georgetown, TX

    *Purpose: We have shown that circulating exosome with lung self-antigens (SAgs) are detectable 1 year prior to chronic lung allograft dysfunction, independent of circulating antibodies.…
  • 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…
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