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Articles tagged "Rejection"

  • 2016 American Transplant Congress

    Benefit of Protocol Biopsies in Pediatric Kidney Transplant Patients.

    M. Nazario, O. Moussa, S. Self, K. Twombley.

    Medical University of South Carolina, Charleston.

    BackgroundMuch debate exists over the utility of protocol biopsies for pediatric kidney transplant recipients. While there is a growing amount of literature on the utility…
  • 2016 American Transplant Congress

    First Clinical Experience with Belatacept in 3 Hand Transplanted Patients.

    J. Grahammer,1 B. Zelger,2 B. Zelger,3 M. Ninkovic,1 A. Muehlbacher,4 D. Oefner-Velano,1 S. Schneeberger,1 A. Weissenbacher.5

    1Viceral, Thoracic and Transplant Surgery, Innsbruck Medical University, Innsbruck, Austria; 2Dermatology and Venerology, Innsbruck Medical University, Innsbruck, Austria; 3Pathology, Innsbruck Medical University, Innsbruck, Austria; 4Department of Blood Group Serology and Transfusion Medicine, Innsbruck Medical University, Innsbruck, Austria; 5Oxford Transplant Centre, Nuffield Department of Surgical Sciences, Oxford University, Oxford, United Kingdom.

    Study purposeBelatacept (CTLA4Ig) is an emerging treatment in solid organ transplantation. Effects on the development of donor specific antibodies (DSA) as well as its clinical…
  • 2016 American Transplant Congress

    DEPTOR Inhibits mTORC1 in CD4+ T Cells and Increases Treg Function by Stabilizing Foxp3 Expression.

    J. Wedel,1,2 S. Bruneau,1,2 D. Briscoe.1,2

    1Division of Nephrology, Boston Children's Hospital, Boston, MA; 2Transplant Research Program, Harvard Medical School, Boston, MA.

    The modulation of PI-3K/Akt-induced signaling is critical for CD4+ Treg homeostasis and stability. Moreover, activation of PI-3K/Akt/mTOR signals within T cell subsets is associated with…
  • 2016 American Transplant Congress

    The Impact of Ritonavir-Boosted Protease Inhibitors and Non-Depleting Antibody Induction on Outcomes in HIV-Infected Kidney Transplant Recipients.

    B. Rollins, S. Lerner, M. Rana, S. Huprikar, L. Miko, V. Nair, S. Florman, R. Shapiro.

    Mount Sinai Hospital, New York.

    Background: One-year rejection rates in HIV-infected kidney transplant recipients range from 15-40%, compared to overall rejection rates of 10% in HIV-negative patients. Protocols for immunosuppression…
  • 2016 American Transplant Congress

    Mapping Heterogeneity in Antibody-Mediated Rejection Using Molecular Phenotypes and Archetype Analysis.

    J. Reeve,1 P. Halloran.1,2

    1Alberta Transplant Applied Genomics Centre, Edmonton, AB, Canada; 2Medicine, University of Alberta, Edmonton, AB, Canada.

    Archetype analysis is a method for identifying new relationships among samples without subdividing them into classes, finding a limited number of archetypical cases and calculating…
  • 2016 American Transplant Congress

    Randomized Controlled Study Evaluating Adherence Monitoring with Electronic Feedback on Reducing Renal Allograft Rejection.

    A. Bodzin, Y. Becker, M. Josephson, P. Witkowski, M. Lockwood, L. Potter, B. Kane, L. Lourenco, J. Millis.

    Transplant Center, University of Chicago, Chicago, IL.

    Purpose: The negative impact of non-adherence to the immunosuppressant medication (IM) regimen on transplant outcomes is well recognized. In an attempt to improve outcomes, the…
  • 2016 American Transplant Congress

    Implications of Subclinical Borderline Acute Cellular Rejection Detected in Protocol Biopsies on Graft Outcomes.

    Z. Zaky,1 C. Yu,1 N. Elfadawy,2 A. Chiesa-Vottero,1 L. Herlitz,1 S. Flechner,1 E. Poggio.1

    1Glickman Urological and Kidney institute, Cleveland Clinic, Cleveland, OH; 2Internal Medicine, Univ. Hospitals Case Medical Center, Cleveland, OH.

    Background: The effects of subclinical borderline acute cellular rejection (BACR-defined as I1T1 per Banff criteria) detected in protocol biopsies (Bx) on subsequent graft function and…
  • 2016 American Transplant Congress

    Absence of Acute Allograft Rejection in the Early Post Operative Period in a Full Face VCA Recipient with a Positive B-Cell Flow Cytometric Crossmatch Utilizing an Induction Immunosuppression Regimen Including Anti-thymocyte and Anti-CD20 Agents.

    B. Gelb,3 M. Plana,1 D. Dadhania,2 M. Suthanthiran,2 J. Diaz-Siso,1 E. Rogriguez.1

    1Plastic and Reconstructive Surgery, NYU Langone, New York; 2Rogosin Institute, New York; 3Transplant Surgery, NYU Langone, New York.

    Background: The presence of donor-specific antibodies (DSA) to human leukocyte antigen (HLA) convey increased risk of allograft rejection. Patients suffering full-thickness burns to the face…
  • 2016 American Transplant Congress

    Clinical Outcome in Pure T-Cell Mediated Acute Rejection of the Kidney with No Donor Specific Antibody or C4d Staining.

    P. Randhawa,1 G. Huang,2 S. Randhawa,1 G. Zeng,1 X. Zhao.3

    1Department of Pathology, The Thomas E Starzl Transplantation Institute, Pittsburgh, PA; 2Department of Organ Transplantation, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China; 3Department of General Surgery, Friendship Hospital, Capital Medical Universit, Beijing, China.

    Background: T-cell mediated rejection (TCMR) is now considered to have little impact on renal graft function. This study re-evaluated the histologic phenotypes and clinical significance…
  • 2016 American Transplant Congress

    Influence of Inclusion of the Liver on the Outcome After Intestinal Transplantation.

    E. Canovai,1 D. Monbaliu,1 I. Jochmans,1 M. Sainz Barriga,1 L. Ceulemans,1 G. De Hertogh,2 J. Pirenne.1

    1Abdominal Transplantation, UZ Leuven, Leuven, Belgium; 2Pathology, UZ Leuven, Leuven, Belgium.

    Introduction: Intestinal transplantation (ITx) is indicated when life-threatening complications occur following chronic total parenteral nutrition in intestinal failure patients. Several complications (TPN related irreversible liver…
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