ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "HLA antibodies"

  • 2016 American Transplant Congress

    Evaluation of Conformational Diversity of a Single HLA-I Molecule Coated on Single Antigen Beads: Potential Impact on Organ Allocation?

    V. Jucaud, M. Ravindranath, P. Terasaki.

    Terasaki Foundation Laboratory, Los Angeles, CA.

    Recombinant HLA-I (rHLA-I) molecules are the antigenic targets used to screen HLA-I DSA in the sera of pre- or post-transplant patients. A conformational diversity, β2-microglobulin-associated…
  • 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

    Graft Survival in Sensitized and Non-Sensitized Patients: Role of the Combination of Donor-Specific Antibodies and Acute Rejection.

    P. Souza,1 A. Aguirre,1 G. Bezerra,2 H. Rodrigues,2 F. Agena,1 D. David,1 F. de Paula,1 E. David-Neto,1 M. Castro.1

    1Renal Transplant Service, Hospital das Clínicas de São Paulo, Sao Paulo, Brazil; 2Immunology Laboratory, Instituto do Coração (InCor), Sao Paulo, Brazil.

    Background: Sensitized (S) patients have higher risk for acute rejection (AR), especially ABMR. DSA is a risk fator for ABMR, however, its impact on AR…
  • 2016 American Transplant Congress

    Solid Phase Assay Demonstrates High Rates of Allosensitization in Pediatric Heart Recipients.

    W. Zuckerman,1 B. Feingold,2 A. Zeevi,2 C. Bentlejewski,2 L. Addonizio,1 E. Blume,3 C. Canter,4 A. Dipchand,5 D. Hsu,6 R. Shaddy,7 W. Mahle,8 K. Much,9 B. Armstrong,9 D. Ikle,9 H. Diop,10 J. Odim,10 S. Webber.11

    1Columbia Univ., NYC; 2Univ. of Pittsburgh, Pittsburgh; 3Boston Children's Hospital, Boston; 4Washington Univ., St. Louis; 5Sick Kids, Toronto, Canada; 6Children's Hospital, Montefiore, NYC; 7Children's Hospital of Philadelphia, Philadelphia; 8CHOA, Atlanta; 9Rho, Chapel Hill; 10NIAID/NIH, Bethesda; 11Vanderbilt Univ., Nashville.

    Allosensitization is a risk factor for rejection, vasculopathy and graft loss. CTOTC-04 is a prospective study assessing the impact of sensitization on a composite of…
  • 2016 American Transplant Congress

    De Novo Anti-HLA DSA Characteristics and Subclinical Antibody Mediated Kidney Allograft Injuries.

    T. Yamamoto, Y. Watarai, A. Takeda, M. Okada, M. Tsujita, T. Hiramitsu, N. Goto, S. Narumi, K. Morozumi, K. Uchida, T. Kobayashi.

    Nagoya daini red cross hospital, Nagoya, Japan.

    Background It has been reported that de novo donor-specific HLA antibody (dn DSA) production is associated with chronic antibody-mediated rejection (CAMR) which leads to poor…
  • 2016 American Transplant Congress

    Anti-HLA Antibody Composition and Outcomes in Pediatric Heart Transplant Recipients with a Positive Cross-Match.

    P. Jindra,1 S. Nicholas,2 J. Chappelle,1 T. Humlicek,2 K. Hosek,2 J. Heinle,2 S. Denfield,2 A. Jeewa,2 R. Kerman,1 W. Dreyer.2

    1Surgery Immune Evaluation Lab, Baylor College of Medicine, Houston, TX; 2Pediatrics, Baylor College of Medicine, Houston, TX.

    Purpose: Utilization of positive (+) cross-match (XM) hearts is tempting when shortages of pediatric donor hearts exist, especially for patients with high pre-transplant panel reactive…
  • 2016 American Transplant Congress

    Optimizing CPRAs for Sensitized Kidney Waitlist Candidates: The Devil Is in the KAS Details.

    J. Houp,1 R. Vega,1 B. Lonze,2 N. Desai,2 R. Montgomery,2 A. Jackson.1

    1Medicine, Johns Hopkins University, Baltimore, MD; 2Surgery, Johns Hopkins University, Baltimore, MD.

    The new kidney allocation system (KAS) has increased transplant rates for highly sensitized candidates. We hypothesized that increasing unacceptable antigens to transition candidates from 80-98%…
  • 2016 American Transplant Congress

    Long Term Outcomes Following Antibody Mediated Rejection (AMR) in Renal Transplant Recipients.

    R. Crew, S. Patel, H. Morris, M. Chiles, L. Ratner.

    Columbia University, New York.

    INTRO: Progress in AMR treatment has improved early graft survival. Since the new kidney allocation system results in more sensitized patients getting transplanted, we expect…
  • 2016 American Transplant Congress

    Dilution of Patient Sera Improves MFI Correlation with Complement Fixation in Solid Phase Assay Assessment.

    C. Castleberry,1 D. Phelan,2 K. Simpson,1 T. Mohanakumar,3 C. Canter.1

    1Pediatric Cardiology, Washington University School of Medicine, St. Louis, MO; 2Histocompatibility Laboratory, Barnes-Jewish Hospital, St. Louis, MO; 3Surgery, Washington University School of Medicine, St. Louis, MO.

    Background: Median Fluorescent Intensity (MFI) by solid phase assays (SPA) has been used to determine risk of donor-recipient reaction prior to transplant. Inconsistency of this…
  • 2016 American Transplant Congress

    Significant Association of Vitamin-D Receptor (VDR) Gene Polymorphism and Incidence of De Novo DSA in Renal Transplantation.

    L. Das, K. Ide, Y. Tanaka, N. Tanimine, S. Verma, H. Ohdan.

    Department of Gastroenrological and Transplant Surgery, Hiroshima University, Hiroshima, Japan.

    Objective-Renal Transplantation (RT) is the optimal choice forend stage renal disease. Despite all advances in the development ofeffective immunosuppressive regimens in renal transplantation one of…
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