ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "HLA antibodies"

  • 2018 American Transplant Congress

    Influence of Trough Level in Tacrolimus on the Appearance Rate of De Novo Donor Specific Antibody (dnDSA) under Low Dose-Based Tacrolimus Protocol during 7 Years Follow-Up after Renal Transplantation

    H. Ishida,1 K. Tanabe,2 T. Shimizu,1 M. Furusawa.2

    1Organ Transplantation Medicine, Tokyo Women's Medical University, Tokyo, Japan; 2Urology, Tokyo Women's Medical University, Tokyo, Japan.

    Background. Tacrolimus low trough protocol has been adopted at our institution since 2000.The purpose in this study is to investigate the relationship between maintenance trough…
  • 2018 American Transplant Congress

    Shared HLA Specificities between the Blood and Transplant Donor Increases the Risk of De Novo DSA Development Following Blood Transfusion in Transplant Recipients

    S. Hassan,1 F. Regan,2 C. Brown,3 A. Harmer,2 N. Anderson,2 E. Santos,4 P. Brookes,4 D. Taube,1 M. Willicombe.1

    1Renal and Transplant Centre, Imperial College Healthcare NHS Trust, London, United Kingdom; 2Haematology, Imperial College Healthcare NHS Trust, London, United Kingdom; 3Histocompatibility and Immunogenetics, NHS Blood and Transplant, London, United Kingdom; 4Histocompatibility and Immunogenetics, Imperial College Healthcare NHS Trust, London, United Kingdom.

    Introduction: Blood transfusions post-transplant have been shown to be associated with the development of de novo DSA and inferior allograft outcomes. The mechanisms behind this…
  • 2018 American Transplant Congress

    Clinical Significance of Microvascular Inflammation in the Absence of Anti-HLA DSA in Kidney Transplantation

    S. Parajuli, R. Redfield, F. Aziz, N. Garg, M. Mohamed, W. Zhong, T. Ellis, A. Djamali, D. Mandelbrot.

    University of Wisconsin, Madison.

    Background: It is not uncommon to have biopsy specimens meeting Banff glomerulitis (g) plus peritubular capillaritis (ptc) and/or c4d scores that meet criteria for antibody…
  • 2018 American Transplant Congress

    What Threshold MFI is the Luminex 1:8 Dilution the Poor Man's C1q for Patients Awaiting Heart Transplant?

    M. Kittleson, J. Patel, E. Kransdorf, R. Levine, S. Dimbil, D. Geft, D. Chang, L. Czer, J. Kobashigawa.

    Cedars Sinai Medical Center, Los Angeles.

    Purpose: Heart transplant candidates are evaluated for anti-HLA antibodies by Luminex single-antigen bead testing to avoid donors that may harbor antigens that these antibodies are…
  • 2018 American Transplant Congress

    The Impact of Lymphocele Formation after Kidney Transplantation on De Novo Donor Specific Antibody Formation

    L. Lehner, A. Hohberger, F. Halleck, E. Schrezenmeier, K. Budde, O. Staeck, D. Khadzhynov.

    Dept. of Nephrology and Medical Intensive Care, Charité Universtitätsmedizin Berlin, Berlin, Germany.

    Introduction: Lymphocele formation is a common complication after kidney transplantation and has been linked to rejection episodes. However, long-term outcome data are scarce and the…
  • 2017 American Transplant Congress

    Graft Survival in De Novo Donor-Specific Antibodies and Positive Flow Crossmatch Kidney Transplants Is influenced by Class I and Class II.

    S. Montag,1,2 B. Ho,1 H. Bhagat,3 E. Lee,3,4 K. Atiemo,1 A. Daud,1 R. Kang,1 L. Zhao,1,2 J. Schwartz,3 D. Ladner.1

    1Northwestern University Transplant and Outcomes Research Collaborative (NUTORC), Chicago; 2Dept of Preventive Medicine, Northwestern University, Chicago; 3Astellas Pharma Global Development, Northbrook; 4Now with UCB, Atlanta

    Patients with de novo donor-specific antibodies (dnDSA) show inferior graft survival in numerous small studies. We assessed the effect of dnDSA on graft and patient…
  • 2017 American Transplant Congress

    Pre-Transplant HLA-Specific B Cell Breadth of Reactivity in a Novel Multiplex Bead-Based Assay Predicts Rejection in Kidney Transplant Recipients.

    Z. Ilyas,1 A. Aki,1 A. Tambur,1 P. Heeger,2 M. Ansari.1

    1Northwestern University, Chicago; 2Icahn School of Medicine at Mount Sinai, New York

    Introduction: Recipients with broad sensitization to HLA defined by a high percentage of Panel Reactive Antibodies (PRA) are at higher immunologic risk for poor graft…
  • 2017 American Transplant Congress

    Outcomes of 100 ABO Incompatible Kidney Transplants: A Single US Center Experience.

    S. Sethi, A. Vo, E. Huang, L. Varanasi, J. Choi, A. Peng, R. Najjar, S. Jordan.

    Comprehensive Transplant Center, Cedars-Sinai Medical Center, Los Angeles, CA

    IntroductionAcceptable patient and graft outcomes of ABO incompatible (ABOi) living donor kidney transplantation (LDKT) have been reported with the use of desensitization strategies. Data on…
  • 2017 American Transplant Congress

    Eliminating False Positive Virtual Crossmatch Results for Lung Transplant Candidates by Using Multiple Antibody Testing Platforms.

    O. Timofeeva,1 M. Kashem,2 S. Geier,1 D. Grogan,2 S. Keshavamurthy,2 J. Gomez-Abraham,2 Y. Toyoda,2 F. Cordova.2

    1Department of Pathology and Laboratory of Medicine, Temple University, Lewis Katz School of Medicine, Philadelphia, PA; 2Department of Cardiovascular Surgery, Temple University, Lewis Katz School of Medicine, Philadelphia, PA

    Purpose: At present, immunologic risk for lung transplant patients is evaluated based on Virtual crossmatch (VXM) by comparing recipient's HLA antibodies detected by Single antigen…
  • 2017 American Transplant Congress

    Timing of HLA Testing as a Means of Reducing Cost and Increasing Efficiency of Living Kidney Donation.

    E. Venniro, J. Taylor.

    Medicine, University of Rochester Medical Center, Rochester, NY

    Purpose: Creating an effective living kidney donor process can be a challenge for transplant centers. There needs to be a balance between efficiency, resources, patient…
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