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Articles tagged "HLA matching"

  • 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…
  • 2022 American Transplant Congress

    Understanding The Modification Of Eplet Mismatch Risk By Immunosuppression Regimen

    A. Johnson1, X. Zhang1, L. Gragert2, C. Larsen1

    1Emory University School of Medicine, Atlanta, GA, 2Tulane University School of Medicine, New Orleans, LA

    *Purpose: Solid organ transplant donor-recipient eplet mismatch has been correlated with subsequent donor specific antibody (DSA) formation, antibody mediated rejection, and overall rejection rates. However,…
  • 2022 American Transplant Congress

    The Effects of Race-Matching in Small Intestine Transplantation

    C. G. Yergin1, C. Warren2, S. Duarte3, T. Beduschi4, A. Zarrinpar5

    1College of Medicine, University of Florida, Gainesville, FL, 2-, -, AL, 3University of Florida, Gainesville, FL, 4Department of Surgery, University of Florida, Gainesville, FL, 5University of California Los Angeles, Gainesville, FL

    *Purpose: We sought to investigate whether race-matching in small intestine (SI) transplantation correlates with better transplantation outcomes, as well as lower odds of graft rejection.*Methods:…
  • 2022 American Transplant Congress

    Improving Value Delivery in Compatible Living Donor Kidney (CLD) Transplant Through Zero-Low Eplet Mismatch via National Kidney Registry (NKR)

    S. Anand1, J. Sanchez-Garcia1, W. Stapley1, J. Browning1, M. Egbert1, S. Dow1, A. Raza1, T. Srinivas2, D. Morris1

    1Intermountain Medical Center, Murray, UT, 2CareDX, South San Francisco, CA

    *Purpose: Despite advances in diagnostics and therapeutics, kidney allograft survival rates have not increased considerably. Kidney For Life (KFL) through NKR aims to increase access…
  • 2022 American Transplant Congress

    Does Black Race Modify the Risk of Transplant Failure Associated with HLA Mismatch in First Adult Kidney Allografts from Deceased Donors?

    K. Atiemo

    Tulane University, New Orleans, LA

    *Purpose: Current US- based data suggests Black patients awaiting kidney re-transplantation are more likely to be highly sensitized compared to other races. Degree of HLA…
  • 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…
  • 2021 American Transplant Congress

    Low Immunogenic Donors Improved Survival of Kidney Transplants in African American Recipients

    D. Bekbolsynov1, R. Green2, B. Mierzejewska1, O. Ekwenna1, M. Rees1, S. Stepkowski1

    1University of Toledo, Toledo, OH, 2Bowling Green State University, Bowling Green, OH

    *Purpose: Kidney transplants fail more often in African American (AA) than in Caucasian (CAU) recipients. We calculated the hydrophobic mismatch score (HMS) from polymorphic amino…
  • 2021 American Transplant Congress

    hlaR,” a Simplified Interface for the HLA Matchmaker Tool

    A. Johnson1, J. Zhang1, H. Gebel2, C. Larsen1

    1Surgery, Emory University, Atlanta, GA, 2Pathology, Emory University, Atlanta, GA

    *Purpose: Functional epitopes, or eplets, represent a set of amino acids within three angstroms of one another that may not be sequentially contiguous but are…
  • 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…
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