ATC Abstracts

American Transplant Congress abstracts

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  • 2020 American Transplant Congress

    Improved Medication Safety Outcomes with a Mobile Health, Pharmacist-Led Intervention: Results of the TRANSAFE Rx Randomized Controlled Trial

    H. Gonzales, J. Fleming, M. Gebregziabher, J. McGillicuddy, D. Taber

    MUSC, Charleston, SC

    *Purpose: Medication (med) safety events are a predominant cause of poor health outcomes, particularly within high-risk groups such as kidney transplant (KTX) recipients. The primary…
  • 2020 American Transplant Congress

    Allograft Repopulating Recipient B Cells after Human Intestinal Transplantation and Their Association with Donor Specific Antibody Secretion and Rejection

    E. Waffarn1, J. Fu1, K. Frangaj1, W. Meng2, A. M. Rosenfeld2, M. Li3, K. Rodgers1, R. Vasilescu3, E. T. Luning Prak2, A. Griesemer1, T. Kato4, M. Martinez5, M. Sykes1

    1Columbia Center for Translational Immunology, Department of Medicine, Columbia University, New York, NY, 2Department of Pathology and Laboratory Medicine, University of Pennsylvania, Philadelphia, PA, 3Department of Pathology, Columbia University, New York, NY, 4Department of Surgery, Columbia University, New York, NY, 5Department of Pediatrics, Columbia University, New York, NY

    *Purpose: Alloantibodies produced by recipient B cells are associated with rejection after intestinal transplantation (ITx) and negatively impact patient and graft survival. However, the dynamics…
  • 2020 American Transplant Congress

    Improving DRG Based Reimbursement to Reflect Complexity of Kidney Transplant

    I. R. Schwantes1, M. Schnitzler2, K. Lentine2, A. Reed1, D. A. Axelrod3

    1Surgery, University of Iowa, Iowa City, IA, 2Saint Louis University, St. Louis, MO, 3Surgery, Universtiy of Iowa, Iowa City, IA

    *Purpose: More than 90,000 individuals await a kidney transplant (KTx) in the US, yet up to 20% of recovered kidneys are discarded. Organ Transplant Centers…
  • 2020 American Transplant Congress

    Treg Protection of the Allograft Depends on Lymphotoxin Beta Receptor Expression in Lymphatic Endothelial Cells

    V. Saxena1, W. Piao1, L. Li1, Y. Xiong1, C. Palusckievicz1, T. Simon1, M. Shirkey1, R. Abdi2, J. S. Bromberg1

    1University of Maryland, Baltimore, Baltimore, MD, 2Harvard U, Boston, MA

    *Purpose: Regulatory T cell (Treg) migration to afferent lymphatics and lymph nodes (LN), and suppressive function, require Treg lymphotoxin alpha (LTα) to stimulate LT beta-receptor…
  • 2020 American Transplant Congress

    Additive Effect of Obesity to Hypertension in Living Donors and Their Impact on Glomerular Filtration Rate Compensation with 5 Year Follow-Up

    S. Quadri1, H. Ali2, T. Fulop1, A. Osman3, K. Soliman1

    1Nephrology, Medical University of South Carolina, Charleston, SC, 2Renal Medicine, Royal Stoke University Hospital, Stoke-on-Trent, United Kingdom, 3Nephrology, Cairo University, Cairo, Egypt

    *Purpose: Current data suggest that hypertensive donors can be considered for donation; however, the additive adverse effect of obesity and the risk of failing Glomerular…
  • 2020 American Transplant Congress

    Single Cell RNA Sequencing of Normal Kidney Allograft Surveillance Biopsies Show Evidence of Dynamic Glomerular Endothelial Cell Activation

    A. S. Naik, R. Menon, E. Otto, C. C. Berthier, E. Farkash, S. P. Norman, M. Kretzler

    University of Michigan, Ann Arbor, MI

    *Purpose: Indication and surveillance biopsy studies show a high prevalence of post kidney transplant (KT) glomerular disease (ElZoghby 2009,Stegall 2017) that cannot be explained by…
  • 2020 American Transplant Congress

    p40 Homodimers Indirectly Induce Endogenous Donor-Reactive Memory CD8 T Cell Activation within High-Risk Cardiac Allografts and CTLA-4ig Resistant Graft Rejection via IL-15 Signaling

    H. Tsuda, A. Valujskikh, R. Fairchild

    Inflammation and Immunity, Cleveland Clinic, Cleveland, OH

    *Purpose: We have reported that longer duration of cold ischemic storage (CIS) prior to transplant resulted in increased proliferation of endogenous donor-reactive CD8 T cells…
  • 2020 American Transplant Congress

    Crosstalk between TLR4 and HLA Class I Mediates P-Selectin Expression and Monocyte Capture to Endothelial Cells

    Y. Jin, N. M. Valenzuela, R. A. Sosa, E. F. Reed

    Pathology and Laboratory Medicine, University of California Los Angeles, Los Angeles, CA

    *Purpose: Transplant recipients developing donor specific HLA antibodies (DSA) are at risk for acute and chronic antibody-mediated rejection (AMR). DSA contribute to the process of…
  • 2020 American Transplant Congress

    Medical and Psychosocial Reasons for Deferral and Denial Following Kidney Transplant Evaluation at a VA Transplant Center

    D. Katz1, E. Siniff2, M. L. Sanders3, P. Manay1, P. Ten Eyck4

    1Surgery, University of Iowa, Iowa City, IA, 2Transplant, Iowa City Veterans Affairs Hospital, Iowa City, IA, 3Internal Medicine, University of Iowa, Iowa City, IA, 4ICTS, University of Iowa, Iowa City, IA

    *Purpose: VA kidney transplant patients present challenges that may limit their listing opportunities in the private sector. We sought to study the medical and psychosocial…
  • 2020 American Transplant Congress

    Activation of Tacrolimus Induced Cytotoxicity Through Apoptotic Pathways

    S. Chung, S. Choi

    Department of Surgery, Chonnam National University, Gwangju, Korea, Republic of

    *Purpose: To elucidate the mechanism of cytotoxicity in FK506-treated Jurkat T cells, signal transduction pathway of TNF-related events was studied.*Methods: Viability of Jurkat T cells…
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