ATC Abstracts

American Transplant Congress abstracts

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  • 2019 American Transplant Congress

    First Report and Mechanistic Analysis of Chronic GVHD after Solid Organ Transplantation

    J. Weiner, N. Svetlicky, J. Schmidt, J. Kang, M. Sadat, A. Karaballa, S. Moturi, O. Aguirre, J. Hawksworth, C. Matsumoto, T. Fishbein, A. Kroemer

    Georgetown University Hospital, Washington, DC

    *Purpose: Chronic graft-versus-host disease (cGVHD) occurs late after bone marrow transplantation and is associated with a characteristic lichenoid rash (cutaneous sclerosis) and effects on multiple…
  • 2019 American Transplant Congress

    Specific Donor/Recipient HLA Disparities are Associated with Better Long-Term Kidney Allograft Survival among 4-, 5-, and 6-HLA (A/B/DR)-Mismatched Pairs

    D. Bekbolsynov, H. Zhang, B. Mierzejewska, M. Rees, K. Xu, S. Stepkowski

    University of Toledo, Toledo, OH

    *Purpose: The vast majority of deceased donor kidneys are allocated without any consideration for the HLA disparities, which may improve or worsen the survival the…
  • 2019 American Transplant Congress

    Vimentin Inhibition Improves Post-Transplant Survival in a Mouse Renal Transplant Model

    R. Lopez-Soler1, Z. Zhang2, H. Chin3, J. Wang4, K. Ridge5

    1Albany Medical College, Albany, NY, 2Microsurgery Core, Comprehensive Transplant Center, Northwestern University, Feinberg School of Medicine, Chicago, IL, 3Molecular and Cellular Physiology, Albany Medical College, Albany, NY, 4Microsurgery Core, Comprehensive Transplant Center, Northwestern University Feinberg School of Medicine, Chicago, IL, 5Northwestern Univesity, Feinberg School of Medicine, Chicago, IL

    *Purpose: Most renal transplants ultimately fail secondary to chronic allograft nephropathy (CAN). The development of Epithelial to Mesenchymal Transition (EMT) in renal tubular epithelial cells…
  • 2019 American Transplant Congress

    The High Burden of Vaccine Preventable Infections Following Pediatric Solid Organ Transplant

    A. G. Feldman1, B. L. Beaty2, D. Curtis3, E. Juarez-Colunga2, A. Kempe4

    1Pediatric Gastroenterology, Hepatology and Nutrition, University of Colorado, Aurora, CO, 2University of Colorado, Aurora, CO, 3Pediatric Infectious Diseases, University of Colorado, Aurora, CO, 4Pediatrics, University of Colorado, Aurora, CO

    *Purpose: Pediatric transplant recipients are at risk for vaccine preventable infections due to immunosuppression, suboptimal response to vaccines before and after transplant, and potential under-immunization…
  • 2019 American Transplant Congress

    Variable Glycosylations of Anti-HLA Antibodies Detected with Single Antigen Beads in Kidney Transplant Recipients

    Y. Chang1, N. Lemp2, J. Cicciarelli1, T. Shah3, D. Min4

    1Mendez National Institute of Transplantation Foundation, Los Angeles, CA, 2Transplantation Research, Mendez National Institute of Transplantation Foundation, Los Angeles, CA, 3St. Vincent Medical Center, Los Angeles, CA, 4Western Univ of Health Sciences, Pomona, CA

    *Purpose: Differential glycosylation of Immunoglobulin G (IgG) is known to affect its effector functions by modulating interactions with its binding partners, such as C1q or…
  • 2019 American Transplant Congress

    Depleting Laminin α5 in Lymph Node Stromal Cells Promotes Transplant Tolerance

    L. Li, M. Shirkey, W. Piao, Y. Xiong, V. Saxena, T. Zhang, N. Toney, C. Paluskievicz, J. S. Bromberg

    Surgery, U. Maryland, Baltimore, Baltimore, MD

    *Purpose: Expression of stromal laminin α5β1γ1 (511) in lymph nodes (LN) is associated with immunity, while laminin α4β1γ1 (411) is associated with tolerance. The laminins…
  • 2019 American Transplant Congress

    Comparative Use of Single mTOR vs Dual mTOR/PI3K Inhibition in Regulatory T Cell Expansion for Clinical Application in Transplantation

    R. Gedaly-Eidelman, F. Marti, L. Turcios, E. Chacon, D. Valvi

    University of Kentucky, Lexington, KY

    *Purpose: Experimental and pre-clinical evidence suggest that adoptive transfer of regulatory T cells (Tregs) could be an appropriate therapeutic strategy to induce tolerance and improve…
  • 2019 American Transplant Congress

    Donor-Specific Tregs Prolong Peripheral Chimerism in Baboons Receiving GalTKO hCD47-tg Porcine Peripheral Blood Stem Cells

    N. P. Llore1, J. Stern1, G. Pierre1, E. Lopes1, D. Ekanayake-Alper1, P. Alonso-Guallart1, K. Bruestle1, H. Sakai1, D. Ayares2, M. Lorber2, R. Hawley1, D. H. Sachs1, M. Sykes1, A. D. Griesemer1

    1Columbia Center for Translational Immunology, New York, NY, 2United Therapeutics, Silver Springs, MD

    *Purpose: We have previously evaluated the ability of transplantation of polyclonal expanded recipient T regulatory cells to prolong xenogeneic chimerism and skin grafts after transplantation…
  • 2019 American Transplant Congress

    The Graft and Patient Survival of Kidney Transplantation According to Ethnicity in US Kidney Transplant Recipients

    H. Shin1, Y. Kim1, Y. Jung1, H. Rim1, A. Chandraker2

    1Internal Medicine, Kosin University College of Medicine, Gospel Hospital, Busan, Korea, Republic of, 2Internal Medicine, Harvard Medical School Brigham & Women's Hospital, Boston, MA

    *Purpose: African American kidney transplant recipients experience disproportionately high rates of graft loss. The aim of this analysis was to use a UNOS data set…
  • 2019 American Transplant Congress

    Long-Term Outcomes Following Uncontrolled Donation after Cardiac Death Kidney Transplantation: Opportunity for Increasing Donor Pool?

    R. A. Choudhury, K. Prins, D. Yoeli, H. B. Moore, T. L. Nydam

    Transplant Surgery, University of Colorado, Aurora, CO

    *Purpose: Uncontrolled donation after cardiac death (uDCD) represents an underutilized source of donors in the United States. However, controversy surrounding the long-term durability of uDCD…
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