ATC Abstracts

American Transplant Congress abstracts

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  • 2020 American Transplant Congress

    Multimodal Theranostic Nanocolloid Platform for Imaging, Targeted Drug Delivery and Organ Preservation in Transplantation

    J. M. Janjic1, E. Lambert1, L. Liu1, M. Herneisey1, V. S. Gorantla2

    1School of Pharmacy, Chronic Pain Research Consortium, Duquesne University, Pittsburgh, PA, 2Wake Forest Institute for Regenerative Medicine, Winston- Salem, NC

    *Purpose: The goal of this project design and development of multifunctional nanomedicines to address unique and complex therapeutic outcomes in transplantation and organ preservation. Presented…
  • 2020 American Transplant Congress

    Immune Response Following Cardiac Progenitor Cells Transplantation in Rat Myocardial Infarction Model

    M. Gunasekaran, R. Mishra, S. Sharma, P. Saha, L. Wang, M. Yasir Arfat, X. Fu, S. Kaushal

    Surgery, University of Maryland, Baltimore, MD

    *Purpose: Cardiac progenitor cells (CPCs, c-kit+) are well-characterized stem cell type shown to potentiate cardiac regeneration in myocardial infarct (MI) model. However, auto and allo…
  • 2020 American Transplant Congress

    Concept Discussion: Five Experimental Stages to Establish the Methodologies for Organ Farming

    R. F. Smith

    George Washington University, Bristow, VA

    *Purpose: Most of the technologies to grow human organs in vitro already exist, but experimentation (and policy development support) will be required to ensure that:*Methods:…
  • 2020 American Transplant Congress

    HLA-Antibody Develops Preferentially in Healthy Subjects with a T-bethiB Cell Response to Vaccine

    A. Nellore, G. R. Martens, J. T. Killian, J. Houp, E. Zumaquero, B. Mousseau, J. Bradley, F. Zhou, P. A. Goepfert, F. E. Lund

    University of Alabama, Birmingham, AL

    *Purpose: Bystander B cell differentiation into antibody (Ab) secreting cells (ASCs) may augment alloimmunity in the HLA-sensitized patient. Recently, a population of FcrL5+IgDnegB cells that…
  • 2020 American Transplant Congress

    Treg Use PD-1 for Lymphatic Migration

    W. Piao1, L. Li1, K. Hippen2, Y. Zhang3, Y. Xiong1, V. Saxena1, C. Paluskievicz1, M. WillsonShirkey1, B. Blazar4, L. Riella5, J. Bromberg6

    1Surgery, U of Maryland, Baltimore, MD, 2U of Minnesota, Minneapolis, MN, 3U of Maryland, Minneapolis, MD, 4U of Minnesota, Minneapolis, MA, 5Harvard U, Boston, MA, 6Surgery and Microbiology and Immunology, U of Maryland, Baltimore, MD

    *Purpose: Regulatory T cell (Treg) lymphatic migration is important for immune tolerance. Treg express both programmed death-1 (PD-1) and its ligand PD-L1, which are important…
  • 2020 American Transplant Congress

    Chronic Kidney Disease Alters the T Cell Response to Murine Cytomegalovirus

    R. L. Crepeau1, H. Li1, H. S. Koehler2, M. L. Ford1, P. D. Winterberg3

    1Surgery, Emory University, Atlanta, GA, 2Microbiology and Immunology, Emory University, Atlanta, GA, 3Pediatrics, Emory University, Atlanta, GA

    *Purpose: We have previously reported that patients with chronic kidney disease (CKD) accumulate memory T cells bearing markers of sustained antigen stimulation and enhanced pro-inflammatory…
  • 2020 American Transplant Congress

    Detrimental Effects of Donor Brain Death on Tolerance Induction May be Eliminated by Delaying Mixed Chimerism in Non-Human Primates

    J. M. O1, W. Sommer2, K. Ahrens1, P. Patel1, D. Becerra1, J. Morrissette1, T. Costa1, K. Pruner1, J. Paster1, A. Bean1, A. Dehnadi1, I. Hanekamp1, I. Rosales1, R. Smith1, R. Colvin1, G. Benichou1, J. Allan3, T. Kawai1, J. Madsen4

    1Center for Transplantation Sciences, MGH, Boston, MA, 2Department for Cardiothoracic, Transplantation and Vascular Surgery, Hannover Medical School, Hannover, Germany, 3Division of Thoracic Surgery, MGH, Boston, MA, 4Division of Cardiac Surgery, MGH, Boston, MA

    *Purpose: Induction of tolerance to heart allografts in non-human primates is possible with kidney cotransplantation and mixed chimerism-based induction therapy. However, donor brain death abrogates…
  • 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

    Two-Year Post-Transplant eGFR as a Surrogate Outcome of Allograft Survival in Kidney Transplant Recipients

    S. Yu, E. Lee, W. Zhang, D. Segev, J. Garonzik-Wang, A. Massie

    Johns Hopkins, Baltimore, MD

    *Purpose: Graft failure is a major cause of morbidity and mortality in kidney transplant recipients. However, trials aimed to assess the effect of interventions on…
  • 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…
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