ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Rejection"

  • 2017 American Transplant Congress

    De Novo Malignancy Occurrence After Kidney Transplantation in HLA-Sensitized Patients Treated with B-Cell Targeting Therapy.

    L. Couzi,1,2,3 P. Davis,1 J. Visentin,1,2,3 B. Taton,1 G. Guidicelli,1 H. Kaminski,1,2,3 P. Merville,1,2,3 T. Bachelet.4

    1CHU de Bordeaux, Bordeaux, France; 2Université de Bordeaux, Bordeaux, France; 3UMR CNRS 5164 Immunoconcept, Bordeaux, France; 4Clinique Saint-Augustin-CTMR, Bordeaux, France

    Management of high risk transplantations in patients with preformed DSA still remains a dilemma. Many groups propose to increase the immunosuppression in these patients by…
  • 2017 American Transplant Congress

    Immunosuppressive Therapy and Acute Rejection in Combined Heart and Kidney Transplantation.

    M. Gallo, J. Trivedi, D. Abramov, R. Vijayakrishnan, M. Slaughter.

    University of Louisville, Louisville

    Background. This study evaluated the management of immunosuppressive therapy and the incidence of acute heart rejection within 1 year from concomitant heart-kidney transplantation (cHTKx) compared…
  • 2017 American Transplant Congress

    Which Tr1 Is Better for Transplant Tolerance Induction: Comparing the Tr1 Generated by IL-27 or TGF-βplus IL-27.

    G. Gu, H. Hang, Q. Xia.

    Department of Hepatic Surgery, Renji Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China

    IL-10 producing T cells (Tr1) are important for the transplant tolerance induction. However, Tr1 can be induced in two methods: IL-27 or TGF-βplus IL-27. We…
  • 2017 American Transplant Congress

    Steroid Free Maintenance Immunosupression in Kidney Transplantation: Indiana University Experience.

    S. Hussain, T. Taber, A. Sharfuddin, M. Yaqub, W. Goggins, D. Mishler, O. Adebiyi.

    Renal Transplant, Indiana University School of Medicine, Indianapolis, IN

    Background: Steroid based maintenance Immunosuppression (IS) regimen is the standard protocol for many kidney transplant(tx) centers. However, concerns for chronic steroid impact on patients remains…
  • 2017 American Transplant Congress

    Effect of Hepatitis C (HCV) Treatment on Rejection Incidence and Severity in Post-Liver Transplant Patients.

    C. Skillin, M. Mba, B. Madani, C. Frenette.

    Organ Transplant, Scripps Clinic, La Jolla, CA

    Introduction: Hepatitis C remains an important source of morbidity and mortality post liver transplant. Little is known about the long term effects of direct acting…
  • 2017 American Transplant Congress

    Clinical Significance of Alloantibodies in Hand Transplantation: Impact on Rejection and Functional Outcome.

    E. Berglund,1 M. Andersen Ljungdahl,1 D. Bogdanovic,1 D. Berglund,3 J. Wadström,1 A. Weissenbacher,2 P. Petruzzo,4 S. Schneeberger.2

    1Karolinsk Institutet, Dpt of Clinical Science, Intervention, and Technology, Stockholm, Sweden; 2Innsbruck Medical University, Center for Operative Medicine, Innsbruck, Austria; 3Uppsala University, Dpt of Immunology, Genetics and Pathology, Section of Clinical Immunology, Uppsala, Sweden; 4Edouard Herriot Hospital, Dpt of Transplantation, Lyon, France

    Purpose: Although alloantibodies, and donor-specific antibodies (DSA) in particular, are well-known to negatively impact graft survival in human solid organ transplantation, little is known about…
  • 2017 American Transplant Congress

    Designing a Novel Selective Immunoproteasome Inhibitor Reveals a Critical Role of the IP and STAT5 Pathway in Regulating T Cell Exhaustion and Promoting Long Term Heart Allograft Acceptance.

    S. Routray, E. Karreci, M. Uehara, J. Assaker, A. Mihali, S. Eskandari, L. Riella, R. Abdi, Y. Kawano, C. Nathan, G. Lin, J. Azzi.

    Transplant Research Center, Harvard Medical School, Boston, MA; Microbiology and Immunology, Weill Cornell Medicine, New York, NY

    Constitutive proteasomes (c-20S) are ubiquitously expressed cellular proteases that degrade polyubiquitinated proteins and regulate cell functions. Immunoproteasomes (IP or i-20S) are primarily expressed in immune…
  • 2017 American Transplant Congress

    The Molecular Phenotypes of Rejection in Kidney Transplant Biopsies.

    P. Halloran, J. Reeve, INTERCOMEX Study Group.

    University of Alberta, Edmonton, AB, Canada

    In a microarray analysis of 1208 kidney transplant indication biopsies, each biopsy was assigned molecular scores for seven phenotypes related to various aspects of TCMR,…
  • 2017 American Transplant Congress

    C5b-9 Deposition in Glomerular Capillaries Is Responsible for Poor Allograft Survival in Antibody-Mediated Rejection.

    V. Goutaudier,1 H. Perrochia,1 M. Marron-Wojewodzki,1 F. Garo,1 C. René,1 N. Pirot,2 G. Mourad,1 M. Le Quintrec.1

    1University Hospital, Montpellier, France; 2Cancer Research Institute, Montpellier, France

    Introduction: C4d (scare of C4 cleavage) deposition in peritubular capillaries (PTC), a marker of complement activation, is associated with antibody-mediated rejection (AMR) in kidney transplantation.…
  • 2017 American Transplant Congress

    Activated Th1 and Th17 cTFH Phenotype Correlates with DSA Production in Kidney Transplant Recipients.

    C. Macedo, P. Fadakar, K. Hadi, B. Ellinof, A. Zeevi, S. Hariharan, D. Metes.

    University of Pittsburgh, Starzl Transplantation Institute, Pittsburgh

    Donor-specific anti-HLA antibodies (DSA) represent an important biomarker for acute rejection and are a major cause of long-term graft failure after kidney transplantation (KTx). The…
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