ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "HLA matching"

  • 2019 American Transplant Congress

    Successful Kidney Transplantation of Highly Sensitized Candidates across Positive Cross Match and Strong Donor-Specific HLA-DP Antibodies without Desensitization

    R. Rajalingam1, D. D. Gae2, Z. G. Laszik3, M. M. Tavakol4, A. B. Webber5, K. Cunniffe2, G. da Gente2, R. Hirose4, G. Roll4, C. E. Freise4, J. P. Roberts4

    1Immunogenetics and Transplantation Laboratory (ITL), San Francisco, CA, 2Department of Surgery, Immunogenetics and Transplantation Laboratory (ITL), San Francisco, CA, 3Department of Pathology, University of California San Francisco, San Francisco, CA, 4Department of Surgery, University of California San Francisco, San Francisco, CA, 5Department of Medicine, University of California San Francisco, San Francisco, CA

    *Purpose: Over 50% of kidney transplant (Ktx) candidates with 100% CPRA display HLA-DP antibodies, which impair the chances of finding a compatible deceased donor (DD)…
  • 2019 American Transplant Congress

    High HLA-DQ Epitope Mismatch Load and Low Tacrolimus Level Are Associated with Development of De Novo Donor Specific Antibody

    D. Lee1, B. Kim2, J. Kim3, I. Kim4, M. Jeon5, J. Ahn1, S. Choi6

    1Nephrology, Maryknoll Medical Center, Busan 48972, Korea, Republic of, 2Laboratory Medicine, Maryknoll Medical Center, Busan 48972, Korea, Republic of, 3Surgery, Maryknoll Medical Center, Busan 48972, Korea, Republic of, 4Urology, Maryknoll Medical Center, Busan 48972, Korea, Republic of, 5Pathology, Maryknoll Medical Center, Busan 48972, Korea, Republic of, 6Transplantation Center, Coordinator : Nurse, Maryknoll Medical Center, Busan 48972, Korea, Republic of

    *Purpose: Purpose of our study is to evaluate the clinical significance of HLA class II epitope mismatch loads for the development of de novo DSA…
  • 2019 American Transplant Congress

    Computational Assessment of T-cell and B-cell Allorecognition to Predict Donor HLA Immunogenicity

    H. C. Copley1, M. Elango1, V. Kosmoliaptsis2

    1Department of Surgery, University of Cambridge and NIHR Cambridge Biomedical Research Centre, Cambridge University Hospital, Cambridge, United Kingdom, 2University of Cambridge and NIHR Cambridge Biomedical Research Centre, Cambridge University Hospital & NIHR Blood and Transplant Research Unit in Organ Donation and Transplantation at the University of Cambridge, Cambridge, UK., Cambridge, United Kingdom

    *Purpose: Donor-specific alloantibody (DSA) development after solid-organ transplantation is a major cause of graft loss, and limits future transplant options. We have previously shown that…
  • 2019 American Transplant Congress

    Correlation of Crossmatch Predictions with Actual Results and Clinical Outcomes

    R. Forbes1, B. Concepcion1, S. Fossey2

    1Vanderbilt University Medical Center, Nashville, TN, 2Dialysis Clinic, Inc, Nashville, TN

    *Purpose: Flow cytometry crossmatching (FXM) is recognized as a valuable tool to assess immunological risk prior to renal transplantation. The increased resolution in HLA typing…
  • 2019 American Transplant Congress

    Predictors and Outcomes of Acute Graft-versus-Host Disease after Liver Transplant

    A. Caines1, S. Nagai2, R. Salgia1

    1Gastroenterology and Hepatology, Henry Ford Health System, Detroit, MI, 2Transplant Surgery, Henry Ford Health System, Detroit, MI

    *Purpose: Graft-versus-Host Disease (GVHD) is a rare complication of liver transplant (LT) that has an estimated incidence of 0.1%-2% per year and is associated with…
  • 2019 American Transplant Congress

    Development of a Recurrence Risk Score in IgA Nephropathy after Kidney Transplantation: Role of Recipient Age and HLA-B Mismatch

    L. M. Rodas Marin1, E. Ruiz2, A. García3, M. Blasco1, P. Ventura1, E. de Soussa1, O. Viñas4, F. Diekmann1, L. Quintana1

    1Nephrology and Renal Trasplantation, Hospital Clinic, Barcelona, Spain, 2Immunology, Hospital Clinic, Barcelona, Spain, 3Pathology, Hospital Clinic, Barcelona, Spain, 4Inmunology, Hospital Clinic, Barcelona, Spain

    *Purpose: Recurrence of IgA nephropathy is an important and growing cause of kidney allograft dysfunction. The purpose of this observational retrospective study was to characterize…
  • 2019 American Transplant Congress

    Comparative Analysis of Belatacept and Mycophenolate Monotherapy-Based Regimens for HLA Identical Living Donor Kidney Transplantation

    M. Yamada, K. Meganathan, A. Shields, P. Brailey, S. Tremblay, A. Govil, R. R. Alloway, S. Shah, E. S. Woodle, B. G. Abu Jawdeh

    Univ. of Cincinnati, Cincinnati, OH

    *Purpose: HLA identical (HLA ID) living donor kidney transplants (KTx) provide long-term survival with substantially reduced rejection risk; aspects that can be exploited in designing…
  • 2019 American Transplant Congress

    Severe Acute Rejection In Human Leukocyte Antigen Identical Renal Transplants: Reviving Mixed Lymphocyte Culture

    P. Rajendran1, M. Cusick2, S. Dhingra3, B. Murthy1

    1Baylor College of Medicine, Houston, TX, 2Division of Abdominal Transplantation, Baylor College of Medicine, Houston, TX, 3Pathology, Baylor College of Medicine, Houston, TX

    *Purpose: Human leukocyte antigen-identical renal transplants among siblings account for a minority of all renal transplants, but have excellent long-term outcomes due to very minimal…
  • 2019 American Transplant Congress

    Transplant Nephrologist

    K. A. AlMeshari1, D. Broering2, I. Alahmadi3, S. Raza3, T. Ali3, F. Alzayer4, A. Algharabli4

    1King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 2Organ Transplant Center, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 3Kidney & Pancreas Transplantation Department, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 4Department of Pathology & Laboratory Medicine, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia

    *Purpose: Matching rates of very highly sensitized patients with cPRA of 91 - 100% (VHSP) and blood type O recipients of ABO incompatible donors (ABO…
  • 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…
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