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Articles tagged "HLA matching"

  • 2016 American Transplant Congress

    Exome Sequencing and HLA-Independent Prediction of Long-Term Kidney Allograft Function.

    L. Mesnard,1,3,6 T. Muthukumar,2,9 M. Burbach,2 C. Li,2 H. Shang,4 D. Dadhania,2,3 J. Lee,2,3 V. Sharma,2 J. Xiang,4 M. Carmagnat,5 C. Suberbielle,5 N. Ouali,6 E. Rondeau,6,1 J. Friedewald,8 M. Abecassis,7 M. Suthanthiran,2,9 F. Campagne.3

    1UMR1155, INSERM, Paris, France; 2Division of Nephrology and Hypertension, New York Presbyterian Hospital, New York; 3Department of Physiology and Biophysics, The HRH Prince Alwaleed Bin Talal Bin Abdulaziz Alsaud Institute for Computational Biomedicine, New York, NY; 4Genomics Core Facility, Weill Cornell Medical College, New York, NY; 5Laboratoire d'histocompatibilité Hôpital Saint Louis, APHP, Paris, France; 6Service des Urgences Néphrologiques et Transplantation Rénale, APHP, Paris, France; 7Comprehensive Transplant Center, Northwestern University Feinberg School of Medicine, Chicago, IL; 8Northwestern University Feinberg School of Medicine, Chicago, IL; 9Department of Transplantation Medicine, Weill Cornell Medical College, New York, NY.

    Current strategies to improve graft outcome following kidney transplantation consider information at the HLA loci. We asked whether information outside of the HLA loci can…
  • 2016 American Transplant Congress

    Donor Specific Antibody Used to Predict Crossmatch Results: A Clinically Useful Algorithm Derived from the College of American Pathologists Survey.

    S. Wrenn,1 D.-S. Hain,2 S. Harm,2 S. Hillyard,2 D. Shah,2 P. Hammond,2 C. Marroquin,1 M. Fung.2

    1Transplant Surgery, University of Vermont Medical Center, Burlington, VT; 2Pathology, University of Vermont Medical Center, Burlington, VT.

    Purpose: While there are multiple modalities to perform a preoperative crossmatch for organ transplant surgery, the cytotoxic crossmatch remains the gold standard for detection of…
  • 2016 American Transplant Congress

    Improving Kidney Allocation System with Higher Resolution.

    M. Cusick, J. Friedewald, K. Haarberg, J. Leventhal, A. Tambur.

    Northwestern University, Chicago, IL.

    Purpose: The new kidney allocation system (KAS) was implemented to help identify compatible donors for the most highly sensitized patients. Our experience, as well as…
  • 2016 American Transplant Congress

    Presence of Highly Immunogenic Mismatch Eplets Is Associated with Development of Chronic Active Antibody-Mediated Rejection: A First Report from Japan.

    D. Iwami, K. Morita, H. Sasaki, H. Higuchi, Y. Takada, N. Shinohara.

    Urology, Hokkaido University Hospital, Sapporo, Hokkaido, Japan.

    Backgrounds: De novo donor specific antibody (dnDSA) correlates with chronic active antibody-mediated rejection (CAAMR), a major leading cause of graft loss. It will be a…
  • 2016 American Transplant Congress

    Protective Impact of the Kidney in SPK Transplants – Mechanisms for Improved Outcomes Compared with Solitary Transplants.

    E. Finger, T. Dunn, A. Kukla, V. Kirchner, R. Kandaswamy.

    Surgery, University of Minnesota, Minneapolis, MN.

    Purpose: Outcomes for SPK txps are superior to solitary pancreas txps. The basis for this difference is unknown. We sought to identify the biologic mechanism…
  • 2015 American Transplant Congress

    Do Induction Therapy, Patient-Level and Post-Operative Factors Impact Outcomes in Moderate to High Immunologic Risk Simultaneous Kidney-Pancreas Transplantation in the Era of Stringent HLA Cross-Matching?

    V. Rohan, D. Taber, D. Taraskiewicz, S. Nadig, J. Mcgillicuddy, K. Chavin, P. Baliga, C. Bratton.

    MUSC, Charleston, SC.

    Background: Simultaneous kidney and pancreas transplantation (SPK) is a lifesaving procedure for patients with diabetes mellitus. The success of SPK is dependent upon minimization of…
  • 2015 American Transplant Congress

    Impact of Pretransplant Pregnancy On Immunization and Immunologic Outcome in Kidney Transplantation

    O. Staeck,1 D. Khadzhynov,1 S. Kreimer,1 E. Rajakangas,1 C. Schönemann,2 N. Lachmann,2 K. Budde,1 F. Halleck.1

    1Nephrology, Charité Universitätsmedizin, Berlin, Germany; 2Zentrum für Transfusionsmedizin, Charité Universitätsmedizin, Berlin, Germany.

    BACKGROUND:The detailed impact of pretransplant pregnancy on HLA alloimmunization and outcome after kidney transplantation is so far not well known.PATIENTS AND METHODS:A retrospective single center…
  • 2015 American Transplant Congress

    HLA-Cw Mismatches Are Not Associated With Worse Graft Outcomes After Kidney Transplantation Even in High Levels of Antigen Expression

    M. Askar,1 N. Elfadawy,1,2 S. Flechner,1 K. Abu-Elmagd,1 J. Fung,1 J. Schold.1

    1Cleveland Clinic, Cleveland; 2University of Alexandria, Alexandria, Egypt.

    The HLA-Cw antigens are distinct in having relatively lower expression on the cell surface compared to the other HLA class I loci. Higher HLA Cw…
  • 2015 American Transplant Congress

    Human Leukocyte Antigen Mismatch and Steroid Maintenace in Kidney Transplantation

    K. Sureshkumar, R. Marcus, B. Chopra.

    Nephrology and Hypertension, Allegheny General Hospital, Pittsburgh, PA.

    Kidney transplant recipients (KTRs) with zero/minimal HLA mismatches against their donors enjoy superior long term outcomes related to diminished immune response of the recipient against…
  • 2015 American Transplant Congress

    “Unexpected” Positive Crossmatchs in Zero-HLA-A-B-DR Mismatched or HLA-DR-Matched Organs

    K. Haarberg,1 M. Cusick,1 M. Abecassis,1 A. Jaramillo,2 B. Kaplan,3 A. Tambur.1

    1Transplant Surgery, Feinberg School of Medicine, Northwestern University, Chicago, IL; 2Gift of Hope Organ and Tissue Donor Network, Itasca, IL; 3Center for Transplantation, University of Kansas Medical Center, Kansas City, KS.

    Deceased donor kidney allocation is currently prioritized by HLA-A,-B and-DR serologic matching, which disregards both specificity at the allele level, and the contributions of HLA-C,-DQ,…
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