ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2018 American Transplant Congress

    Impact of Vitamin D Status on Immune-Mediated Graft Function Following Kidney Transplantation

    C. Pham,1 B. Pierce,1 S. Bapat,2 S. Kuten,1 L. Moore,3 A. Gaber.3

    1Department of Pharmacy, Houston Methodist Hospital, Houston; 2College of Pharmacy, University of Houston, Houston; 3Department of Surgery, Houston Methodist Hospital, Houston.

    Ubiquitous expression of vitamin D receptors on antigen-presenting cells has sparked interest into its immunomodulatory effects. While previous literature has described the effect of vitamin…
  • 2018 American Transplant Congress

    Defining T Cell Subsets Involved in Rejection of Vascularized Composite Allografts

    G. Furtmueller,1 V. Malek,1 B. Oh,1 S. Reddy,1 M. Iglesias,1 G. Raimondi,1 G. Brandacher, D. Cooney.

    1Plastic and Reconstructive Surgery, Johns Hopkins University School of Medicine, Baltimore; 2Molecular and Comparative Pathobiology, Johns Hopkins University School of Medicine, Baltimore.

    BackgroundVascularized Composite Allotransplantation (VCA) is a clinically feasible therapeutic option for complex tissue defects. The highly immunogenic skin component of VCA represents a therapeutic challenge…
  • 2018 American Transplant Congress

    Early Life Stress Exposure and Cardio-Renal Outcomes in Pediatric Kidney Transplantation

    M. Seifert, P. Perry, R. Romp, R. Mannon, J. Pollock.

    UAB School of Medicine, Birmingham.

    Purpose: Early life stress (ELS) has emerged as an important cardiovascular risk factor in adulthood, and can be characterized by exposure to adverse childhood experiences…
  • 2018 American Transplant Congress

    Functional Fc Gamma Receptor Gene Polymorphisms and Donor-Specific Antibody-Triggered Transplant Injury

    M-.L. Arnold,1 A. Kainz,2 F. Eskandary,2 N. Kozakowski,3 M. Wahrmann,2 H. Haslacher,4 R. Oberbauer,2 A. Heilos,5 B. Spriewald,6 L. Hidalgo,7 P. Halloran,8 G. Bohmig.2

    1Department of Internal Medicine 3, Friedrich-Alexander University, Erlangen-Nuremberg, Germany; 2Department of Medicine III, Medical University of Vienna, Vienna, Austria; 3Department of Pathology, Medical University of Vienna, Vienna, Austria; 4Department of Laboratory Medicine, Medical University of Vienna, Vienna, Austria; 5Department of Paediatrics and Adolescent Medicine, Medical University of Vienna, Vienna, Austria; 6Department of Internal Medicine 5, Friedrich-Alexander University, Erlangen-Nuremberg, Germany; 7Department of Laboratory Medicine and Pathology, University of Alberta, Edmonton, AB, Canada; 8Alberta Transplant Applied Genomics Centre, ATAGC, University of Alberta, Edmonton, AB, Canada.

    Fc-dependent effector mechanisms may play an important role in antibody-mediated rejection (ABMR). Distinct gene polymorphisms may determine the function of Fc gamma receptors (FcγR), potentially…
  • 2018 American Transplant Congress

    Long-Term Prognosis of BK Virus Associated Nephropathy in Kidney Transplant Recipients

    W. Park,1,3 S. Yeo,1 S. Kang,1,3 H. Park,1 K. Jin,1,3 S. Park,1,3 M. Choe,2,3 S. Han.1,3

    1Internal Medicine, Keimyung University School of Medicine, Daegu, Republic of Korea; 2Pathology, Keimyung University School of Medicine, Daegu, Republic of Korea; 3Keimyung University Kidney Institute, Daegu, Republic of Korea.

    Background: BK virus-associated nephropathy (BKVAN) is an important risk factor that results in an allograft loss in kidney transplant recipients (KTRs). The short-term prognosis of…
  • 2018 American Transplant Congress

    Treatment of HCV Infection in Renal Transplant Recipients

    M. Rial, L. Tana, C. Alonso, H. Curcio, E. Chulluyan, D. Casadei.

    Renal Transplant Unit, Instituto de Nefrologia Nephrology, Buenos Aires, Argentina.

    HCV infection is associated to chronic hepatitis, cirrhosis, hepatic carcinoma and increased incidence of diabetes. Combination of new antiviral drugs have demonstrated utility in liver…
  • 2018 American Transplant Congress

    mRNA Transcript Profiling of 3 Genes in Renal Allograft Biopsies (Bx) Improves Accuracy of Antibody-Mediated Rejection (ABMR) Diagnosis in Transplant Recipients Desensitized with IVIG+Rituximab+Immunoglobulin G-Degrading Enzyme of Streptococcus Pyogenes (IdeS)

    H. Zhang,1 C. Nast,2 J. Doldron,2 M. Cheung,2 A. Vo,3 S. Jordan,3 M. Toyoda.1

    1Transplant Immunology Laboratory, Cedars-Sinai Medical Center, Los Angeles, CA; 2Pathology and Laboratory Medicine, Cedars-Sinai Medical Center, Los Angeles, CA; 3Comprehensive Transplant Center, Cedars-Sinai Medical Center, Los Angeles, CA.

    Background: Multiple molecular signatures specific to ABMR based on gene expression in renal allograft Bx of transplant recipients were reported. Here we assessed mRNA transcript…
  • 2018 American Transplant Congress

    Five-Year Outcomes after Randomized Treatment by Rituximab in Early Acute Antibody-Mediated Rejection in Renal Transplantation: Long Term Outcomes of the RITUX ERAH Study

    E. Bailly,1 G. Blancho,2 S. Ville,2 E. Morelon,3 J. Bamoulid,4 S. Caillard,5 V. Chatelet,6 P. Malvezzi,7 J. Tourret,8 V. Vuiblet,9 D. Anglicheau,10 D. Bertrand,11 P. Grimbert,12 F. Haidar,13 M. Hazzan,14 N. Kamar,15 P. Merville,16 C. Mousson,17 V. Pernin,18 C. Pouteil-Noble,19 R. Purgus,20 J. Sayegh,21 P. Westeel,22 M. Büchler.1

    1University Hospital, Tours, France; 2Institut de Transplantation-Urologie-Néphrologie, Nantes, France; 3University Hospital, Lyon Edouard Herriot, France; 4University Hospital, Besançon, France; 5University Hospital, Strasbourg, France; 6University Hospital, Caen, France; 7University Hospital, Grenoble, France; 8Pitié Salpêtrière Hospital, APHP, Paris, France; 9University Hospital, Reims, France; 10Necker Hospital, APHP, Paris, France; 11University Hospital, Rouen, France; 12Mondor Hospital, APHP, Paris, France; 13Territorial Hospital, Noumea, France; 14University Hospital, Lille, France; 15University Hospital, Toulouse, France; 16University Hospital, Bordeaux, France; 17University Hospital, Dijon, France; 18University Hospital, Montpellier, France; 19University Hospital, Lyon Sud, France; 20University Hospital, Marseille, France; 21University Hospital, Angers, France; 22University Hospital, Amiens, France.

    Background The place of rituximab in the treatment of acute antibody-mediated rejection (ABMR) is still controversial. The French multicenter double-blind, placebo-controlled RITUX ERAH study included…
  • 2018 American Transplant Congress

    Impact of Infections on Patients with Left Ventricle Assist Devices(LVAD): Allo-Sensitization and Heart Transplantation

    C. Buto-Colletti, P. Kimball, K. Shah, M. Quader.

    Virginia Commonwealth University, Richmond.

    Background: The impact of post-LVAD infections on allosensitization and heart transplantation (HT) is unknown. High levels of panel reactive antibodies (PRA) preclude HT but the…
  • 2018 American Transplant Congress

    Inhibition of IL-1R1 Signaling Delays Costimulation Blockade–Resistant Allograft Rejection by Preventing CD8 TEM Expansion

    Y. Liu, Y. Dong, D. Mathews, A. Ghosh, A. Adams.

    Department of Surgery, Emory University, Atlanta, GA.

    The clinical utilization of Costimulaiton Blockade (CoB) led to improved long-term patient outcomes, but wider adoption of is hampered by increased rates of acute cellular…
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