ATC Abstracts

American Transplant Congress abstracts

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  • 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

    Room for Optimism; Improvement in Long-Term Patient and Graft Survival of Kidney Transplants in the United States over the past Three Decades

    C. Wu, A. Rana, N. Galvan, C. O'Mahony, J. Goss, B. Murthy

    Division of Abdominal Transplantation, Baylor College of Medicine, Houston, TX

    *Purpose: Previous studies indicated that the short-term (1 year) allograft survival of kidney transplants has improved significantly over the years. However, less is known about…
  • 2019 American Transplant Congress

    Significant Increase in Moderate to High KDPI Kidney Transplants Using a Multi-Operational Approach: Results from the COIIN (Collaborative Innovation and Improvement Network) Initiative

    T. Pesavento1, J. Foutz2, K. Sisaithong2, D. Klassen2, L. Stillion1, A. Rajab1, R. Pelletier3, K. Washburn1, H. Tosoc-Haskell2

    1Ohio State University, Columbus, OH, 2UNOS, Richmond, VA, 3Robert Wood Johnson, New Brunswick, NJ

    *Purpose: Kidney transplant (KTx) utilization of moderate to high KDPI (MH-KDPI) deceased donor kidneys remains an opportunity to reduce organ discards. We participated in COIIN,…
  • 2019 American Transplant Congress

    Early Use of Everolimus Plus Reduced Tacrolimus vs Standard Tacrolimus in De Novo Livertransplant Recipients: 12 Months Efficacy and Safety Data from HEPHAISTOS Study

    B. Nashan1, P. Schemmer1, H. Schlitt1, A. Pascher1, C. Klein1, U. Neumann1, I. Kroeger2, P. Wimmer2, F. Braun1

    1Study Group, Hephaistos, Germany, 2Novartis Pharma GmbH, Nuernberg, Germany

    *Purpose: The HEPHAISTOS study was set up to compare early use of everolimus [EVR] combined with reduced tacrolimus [rTAC] versus standard-dose tacrolimus [TAC-C) in de…
  • 2019 American Transplant Congress

    Circulating T Follicular Helper Proliferation And Memory B Cell Activation Correlate With Donor Specific Allo-antibody Occurrence And Antibody-mediated Rejection After Kidney Transplantation

    K. Louis1, C. Macedo1, M. Marrari1, B. Ramaswami1, M. Lucas1, B. Elinoff1, M. Yamada1, X. Gu1, G. Chalasani1, A. Zeevi1, P. Randhawa1, C. Lefaucheur2, D. Metes1

    1Surgery, University of Pittsburgh, Pittsburgh, PA, 2Inserm Unité mixte de recherche 1160, Paris, France

    *Purpose: Crosstalk between T follicular helper (Tfh) cells and B cells is necessary for class-switched antibody generation. The contribution of memory Tfh and B cells…
  • 2019 American Transplant Congress

    Cytomegalovirus (CMV) Infection Induces an Angiogenic Response through Hepatic Stellate Cells (HSCs) and Leads to Early Post-Transplant Liver Fibrosis (LF) and Poor Graft Survival

    B. H. Ozdemir1, G. Ozgun1, E. H. Ayvazoglu Soy2, N. Haberal1, G. Moray2, M. Haberal2

    1Pathology, Baskent University, Ankara, Turkey, 2Transplantation, Baskent University, Ankara, Turkey

    *Purpose: The ability of the CMV to infect the endothelial cells (ECs) is critical. CMV can increase EC adhesion, permeability, and create a pro-inflammatory environment…
  • 2019 American Transplant Congress

    An Open-Label Proof-of-Principle Phase 2A Study to Evaluate Autologous Hematopoietic Stem Cell Transplantation for Allogeneic Organ Transplant Tolerance (ASCOTT)

    A. Chruscinski1, H. Atkins2, A. Clement2, D. Grant1, C. Bredsen2, E. Renner1, J. Zhang1, M. Epstein1, L. Lilly1, N. Selzner1, O. Adeyi1, R. Smith1, S. Moshkelgosha1, A. Humar1, S. Juvet1, G. Levy1

    1Multi-Organ Transplantation, University Health Network, Toronto, ON, Canada, 2Ottawa Hospital Research Institute, Ottawa, ON, Canada

    *Purpose: Long-term survival of recipients of solid organ transplants is hampered by chronic rejection, disease recurrence and immunosuppression-induced toxicity. Self-tolerance is re-established after autologous hematopoietic…
  • 2019 American Transplant Congress

    The Use of mTOR Inhibitors Prevents Acute Cellular Rejection in Kidney Transplantation on Belatacept Therapy

    J. Shoji, J. C. Leung, Q. Tang, J. P. Roberts, F. Vincenti

    University of California San Francisco, San Francisco, CA

    *Purpose: Belatacept is a costimulatory blocker that is used as de novo maintenance immunosuppression in kidney transplantation to avoid toxic effects of calcineurin inhibitors and…
  • 2019 American Transplant Congress

    Recurrent Diabetic Nephropathy Despite Intensive Glycemic Control: An Observational Cohort Study

    M. Coemans, E. Van Loon, E. Lerut, D. Kuypers, B. Sprangers, P. Gillard, C. Mathieu, G. Verbeke, M. Naesens

    KU Leuven, Leuven, Belgium

    *Purpose: After kidney transplantation, recurrence of diabetic nephropathy has been reported. The presentation and kinetics of recurrent diabetic nephropathy and its risk factors remain however…
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