ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Sensitization"

  • 2016 American Transplant Congress

    A Prospective Carfilzomib-Based Desensitization Trial: Phase 1 Results.

    S. Tremblay,1 A. Shields,1 R. Alloway,1 P. Brailey,1 B. Abu Jawdeh,1 T. Latif,1 J. Driscoll,1 M. Pando,2 A. Girnita,1 E. Woodle.1

    1U Of Cincinnati, Cincinnati; 2Mayo Clinic, Phoenix.

    Carfilzomib (CFZ) is mechanistically distinct from bortezomib as it is an irreversible PI. Results from phase 1 of a CFZ desensitization (DS) trial are presentedMethods:…
  • 2016 American Transplant Congress

    Highly Sensitized Patients Transplanted via the Eurotransplant Acceptable Mismatch Program Have Excellent Long-Term Graft Survival.

    S. Heidt, M. Witvliet, G. Haasnoot, F. Claas.

    Eurotransplant Reference Laboratory, Leiden University Medical Center, Leiden, Netherlands.

    The Eurotransplant Acceptable Mismatch (AM) program has been initiated 25 years ago in order to enhance transplantation of highly sensitized renal transplant candidates. Instead of…
  • 2016 American Transplant Congress

    Allo-Specific Memory B Cell Recall Responses Are Dependent on B Cell Autophagy.

    J. Leventhal,1 M. Fribourg,2 J. Ni,1 P. Heeger.1

    1Medicine, Icahn School of Medicine at Mount Sinai, NY, NY; 2Neurology, Icahn School of Medicine at Mount Sinai, NY, NY.

    B cells, and in particular, memory B cells (Bmem) are sources of donor specific antibodies (DSA) that cause allograft injury. Understanding requirements for Bmem function/survival…
  • 2016 American Transplant Congress

    Survey Results Show Strong Support for Allowing Patients Undergoing Desensitization to Keep Their Pre-Desensitization CPRA Allocation Priority.

    A. Kucheryavaya,1 R. Bray,2 D. Tyan.3

    1UNOS, Richmond; 2Emory Univ Hosp, Atlanta; 3Stanford Univ, Palo Alto.

    Background: On the waitlist, highly sensitized kidney (KI) candidates who undergo desensitization (DS) lose allocation priority associated with pre-DS CPRA value if some unacceptable antigens…
  • 2016 American Transplant Congress

    Short UK Dialysis Does Not Significantly Impact on Live Donor Kidney Allograft Survival.

    A. Bentall,1,2 M. Jesky,1,2 R. Borrows,1,2 R. Johnson,3 S. Ball.1,2

    1Department of Nephrology, University Hospitals Birmingham, Birmingham, United Kingdom; 2School of Immunity and Infection, University of Birmingham, Birmingham, United Kingdom; 3NHSBT, Bristol, United Kingdom.

    Background. The survival advantage of pre-emptive transplantation (Pre-empTx) in live donor kidney transplantation (LDKTx) was reported by Meier-Kreische (Kidney International, 2000). Dialysis practices differ internationally…
  • 2016 American Transplant Congress

    Characteristics Independently Associated with Kidney Candidates Having CPRA of 99-100%.

    A. Kucheryavaya, D. Klassen, D. Stewart.

    UNOS, Richmond, VA.

    Background: The new Kidney Allocation System (KAS) implemented on 12/4/14 included an increased allocation priority for candidates with CPRA 99-100%. On 11/30/14, just days prior…
  • 2016 American Transplant Congress

    Pregnancy Excludes Women from Successful Living Donor Transplantation.

    P. Porrett,1 B. Bromberger,2 S. Hashmi,1 A. Morrison,1 D. Sawinski.3

    1Surgery, University of Pennsylvania, Philadelphia, PA; 2Surgery, Columbia University, New York, NY; 3Medicine, University of Pennsylvania, Philadelphia, PA.

    INTRODUCTION Pregnancy-induced sensitization (PIS) is a barrier to the transplantation of women and contributes significantly to gender disparity in transplantation. We hypothesized that this barrier…
  • 2016 American Transplant Congress

    Bone Allograft: An Unusual Cause of Sensitization.

    J. Bloch,1 V. Elsermans,2 F. Provôt,1 A. Lionet,1 L. Wajbrot-Houzé,3 C. Noel,1 M. Hazzan.1

    1Service de Néphologie et Transplantation, CHRU, Hopital Claude Huriez, Lille, France; 2Institut d'Immunologie, CHRU, Centre de Biologie et Pathologie, Lille, France; 3Service de Néphrologie, Centre Hospitalier de Béthune, Béthune, France.

    We report the case of a 33 year-old female patient who started hemodialysis in 2009 because of end stage renal disease of unknown etiology. When…
  • 2016 American Transplant Congress

    Activation of Alloreactive T Cells by Allogeneic Exosomes and Cells Cross-Dressed with Allogeneic MHC Molecules.

    M. Babiker-Mohamed, J. Marino, P. Crosby, G. Benichou.

    Department of Surgery, Center for Transplantation Sciences, Massachusetts General Hospital & Harvard Medical School, Boston, MA.

    Our recent studies have documented the presence of high numbers of recipient antigen presenting cells (APCs) displaying donor MHC molecules (cross-dressed) on their surface after…
  • 2016 American Transplant Congress

    Limiting Helper Functions of CD4 T Cells Improves Efficacy of Induction Therapy without Compromising Responses to Third Party Antigens.

    K. Ayasoufi, V. Gorbacheva, F. Ran, A. Valujskikh.

    Cleveland Clinic, Cleveland.

    Antibody mediated lymphocyte depletion is commonly used in clinical transplantation. However, memory T cells undermine the efficacy of lymphoablative induction therapies in sensitized transplant recipients.…
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