ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "HLA matching"

  • 2022 American Transplant Congress

    A Novel Application of SRTR Data to Interrogate the Effects of HLA-DQ Mismatches in Kidney Transplantation

    D. Isaacson1, M. W. Gmeiner2, V. Kosmoliaptsis3, H. C. Copley3, J. D. Schold4, A. R. Tambur1

    1Northwestern University, Chicago, IL, 2London School of Economics, London, United Kingdom, 3Cambridge University, Cambridge, United Kingdom, 4Cleveland Clinic, Cleveland, OH

    *Purpose: Single-center studies demonstrate de-novo HLA-DQ donor-specific antibodies (DSA) are the most common and pathogenic DSA. However, HLA-DQ is not accounted for in many kidney…
  • 2022 American Transplant Congress

    Successful Transplantation of CPRA 95-100% HLA Incompatible (HLA I) KPD Candidates: A New Combined KPD Matching Strategy at a Single Centre

    H. Helwani1, D. Broering2, I. Alahmadi3, T. Ali1, F. Alzayer4, M. Mankowski5, A. Algharabli1

    1Kidney & Pancreas Health Centre, OTCoE, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 2Organ Transplant Centre of Excellence, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 3Kidney & Pancreas Transplant Surgery, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 4King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia, 5King Abdullah University for Science & Technology, Saudi Arabia, Saudi Arabia

    *Purpose: The six components of the new strategy are Universal flexible assignments of unacceptable antigens (UA); individualized deletion of carefully selected UA; inclusion of compatible…
  • 2022 American Transplant Congress

    Does ABO/HLA Matching Matter in Uterus Transplantation?

    L. Johannesson1, M. Askar1, A. Wall2, G. Testa1

    1Baylor University Medical Center, Dallas, TX, 2Baylor Scott and White Dallas, Dallas, TX

    *Purpose: Uterus transplantation (UTx) is the most commonly performed vascular composite allograft and is rapidly becoming an accepted treatment for absolute uterine-factor infertility (AUFI). There…
  • 2022 American Transplant Congress

    Clinical Relevance of Class II HLA Mismatches in Living Donor Kidney Transplantation

    J. Lan1, M. Kadatz1, D. Chang1, R. Liwski2, E. Wagner2, P. Campbell2, J. Gill1, J. Gill1

    1University of British Columbia, Vancouver, BC, Canada, 2On behalf of Canadian HLA Advisory Committee, Ottawa, ON, Canada

    *Purpose: The benefit of class II HLA matching is primarily shown in deceased donor kidney transplantation. The objective of this study was to determine the…
  • 2022 American Transplant Congress

    HLA-DRB1 and DQB1 Amino Acid Mismatches as Determinants of Kidney Allograft Failure

    L. Gragert1, K. P. McCullough2, G. L. Wager3, R. Urbanowicz4, R. M. Merion2, M. Kamoun4

    1Tulane Cancer Center, Tulane University, New Orleans, LA, 2Arbor Research Collaborative for Health, Ann Arbor, MI, 3Tulane University, New Orleans, LA, 4University of Pennsylvania, Philadelphia, PA

    *Purpose: It was previously reported that HLA-DRB1 amino acid (AA) mismatches (MMs) at peptide-binding pockets of this molecule account for significant incremental risk of kidney…
  • 2021 American Transplant Congress

    Clinical Outcomes and Racial Impact of HLA Matching in the Australian Deceased Donor Kidney Transplantation Program, 2000-2018

    M. Gramlick, M. Heer

    Department of Surgery, John Hunter Hospital, Newcastle, Australia

    *Purpose: The Australian deceased donor (DD) kidney transplant program places a large emphasis on HLA matching despite a known disadvantage to ethnic minority groups. We…
  • 2021 American Transplant Congress

    An HLA Class II Matching Strategy That Predicts De Novo Donor-specific HLA Antibody Formation Using Low Resolution HLA Types

    L. Hidalgo1, I. Martinez Juarez2, L. Morales Buenrostro2, S. Shojai3, P. Campbell1

    1University of Wisconsin Madison, Madison, WI, 2Instituto Nacional de Ciencias Medicas Y Nutricion Salvador Zubrian, Mexico City, Mexico, 3Medicine, University of Alberta, Edmonton, AB, Canada

    *Purpose: The development of de novo donor-specific HLA antibodies (dnDSA) is predominantly against HLA-Class II antigens and is a function of the degree of HLA-DQ…
  • 2021 American Transplant Congress

    Towards National Organ Sharing: Fair Distribution of Eplets in Canada

    S. Parto, B. Liu, W. Klement, S. Oikonomopoulos, I. Ragoussis, R. Sapir-Pichhadze

    McGill University, Montreal, QC, Canada

    *Purpose: Eplet matching is being promoted as a rational approach to prevent immune-mediated injuries in transplantation. We studied the frequencies of eplets in a Canadian…
  • 2021 American Transplant Congress

    Risk Stratification of Kidney Transplant Patients According to the Different Level of HLA-DQ Disparities

    A. Senev1, A. R. Tambur2, M. Naesens1

    1Microbiology, Immunology and Transplantation, KU Leuven, Leuven, Belgium, 2Northwestern University, Chicago, IL

    *Purpose: It is becoming clear that de novo donor-specific antibodies (dnDSA) against HLA-DQ are the most prevalent and the leading cause of chronic antibody-mediated rejection…
  • 2021 American Transplant Congress

    Influence of HLA Compatibility on Bk Virus Associated Nephropathy Among Japanese Living Donor Kidney Transplant Recipients

    N. Fujiyama1, M. Saito2, R. Yamamoto2, R. Sagehashi2, T. Saito2, S. Kashima2, K. Numakura2, S. Narita2, T. Habuchi2, S. Satoh1

    1Center for Kidney Disease and Transplantaion, Akita University Hospital, Akita, Japan, 2Department of Urology, Akita University Graduate School of Medicine, Akita, Japan

    *Purpose: BK polyomavirus-associated nephropathy (BKVN) after kidney transplantation is associated with a high morbidity and higher risk of graft loss. In this study, the relationship…
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