ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Kidney transplantation"

  • 2018 American Transplant Congress

    Clinically Relevant Variation of Donor-Derived Cell-Free DNA during Longitudinal Surveillance of Renal Allografts

    M. Narayanan,1 T. Alhamad,2 D. Hiller,3 J. Yee,3 R. Woodward,3 J. Bromberg.4

    1Texas A&M Health Science Center, Temple, TX; 2Washington University School of Medicine, St. Louis, MO; 3CareDx, Brisbane, CA; 4University of Maryland School of Medicine, Baltimore, MD.

    Purpose: Donor-derived cell-free DNA (dd-cfDNA) levels >1% are associated with active rejection in renal transplant recipients. This report defines the clinically relevant variation of dd-cfDNA…
  • 2018 American Transplant Congress

    Living-Donor Preemptive Kidney Transplant Timing Calculator: An Online Decision Support Tool

    M. Barah,1 M. Kurt,2 A. Khojandi,1 B. Tanriover.3

    1Industrial and Systems Engineering, Univeristy of Tennessee, Knoxville, TN; 2Economic and Data Sciences, Merck Research Labs, North Wales, PA; 3Division of Nephrology, UT Southwestern Medical Center, Dallas, TX.

    Purpose: Optimal glomerular filtration rate (GFR) and timing for living preemptive kidney transplantation (PKT) is not well studied.Method: We developed an online engine to calculate…
  • 2018 American Transplant Congress

    Carfilzomib and Belatacept Reduces DSA and Prolongs Survival in a Highly Sensitized Rhesus Model of Kidney Transplantation

    B. Ezekian, J. Kwun, P. Schroder, M. Manook, J. Yoon, M. Mulvihill, K. Freischlag, J. Cochran, K. Kroning, J. Yi, S. Knechtle.

    Duke Transplant Center, Duke University Medical Center, Durham, NC.

    Purpose:Sensitized kidney transplant (KT) recipients have poor access to transplantation and inferior outcomes when transplanted. Conventional methods of desensitization remove donor specific antibody (DSA) temporarily,…
  • 2018 American Transplant Congress

    The TRANSFORM Study: Infection Outcomes with Everolimus Plus Reduced Calcineurin Inhibitor and Mycophenolate Plus Standard Calcineurin Inhibitor Regimens in De Novo Kidney Transplant Recipients

    F. Vincenti, J. Cruzado, S. Mulgaonkar, V. Garcia, D. Kuypers, M. Buchler, F. Citterio, U. Huynh-Do, W-.L. Luo, P. Bernhardt, C. Sommerer.

    TRANSFORM Study Group, Novartis Pharma AG, Basel, Switzerland.

    Purpose: Post-transplant (Tx) bacterial and viral infections are known to affect graft and patient survival. Accumulating evidence supports the protective effect of everolimus (EVR) against…
  • 2018 American Transplant Congress

    Endothelin-1 Type A Receptor Antibodies Are Associated with Elevated Il-8, Arteritis and Decline in Renal Function in Pediatric Renal Transplant Recipients

    M. Pearl,1 J. Grotts,1 M. Rossetti,1 Q. Zhang,1 P. Weng,1 E. Reed,1 E. Tsai Chambers.2

    1University of California, Los Angeles, Los Angeles, CA; 2Duke University, Durham, NC.

    Background: We have recently shown that the non-HLA antibody, AT1R-Ab, is prevalent and associated with poor outcomes in pediatric kidney transplant recipients (KTRs). The prevalence…
  • 2018 American Transplant Congress

    Immunophenotype of Cells Infiltrating the Graft Explains the Benefits of Belatacept

    J. Furuzawa-Carballeda,1 N. Uribe-Uribe,2 G. Mondragon-Ramirez,4 J. Arreola-Guerra,5 R. Reyes-Acevedo,5 M. Vilatoba,3 R. Chavez-Fernandez,1 F. Lopez-Verdugo,1 A. Lopez-Toledo,4 G. Mondragon-Salgado,4 J. Alberu.3

    1Immunology, Inst. Nal. C. Medicas y Nutricion SZ, Mexico City, Mexico; 2Pathology, Inst. Nal. C. Medicas y Nutricion SZ, Mexico City, Mexico; 3Transplantation, Inst. Nal. C. Medicas y Nutricion SZ, Mexico City, Mexico; 4Inst Mex de Trasplantes, Cuernavaca, Mexico; 5Transplantation, C. Hospital Miguel Hidalgo, Aguascalientes, Mexico.

    Previously, we found greater amounts of FoxP3 cells and lower amounts of CD4+/IL-17A+ and senescent cells in belatacept (Bela) patients compared to patients under cyclosporine…
  • 2018 American Transplant Congress

    Longitudinal Analysis of Community Respiratory Virus Infection in Kidney Transplant Recipients

    O. Beaird, K. Phonphok, S. Chandrasekaran, O. Garner, S. Bunnapradist, J. Schaenman.

    David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA.

    Purpose: Community respiratory viruses (CRVs) cause significant morbidity and mortality in solid organ transplant recipients, but little is known about the epidemiology of CRV infections…
  • 2018 American Transplant Congress

    CMV-Specific Cell-Mediated Immunity after Valgancyclovir Prophylaxis Predicts Late Onset CMV Infection in Kidney Transplant Patients

    M. Jarque,1 E. Crespo,1 E. Melilli,2 A. Manonelles,2 N. Montero,2 S. Luque,1 J. Cruzado,1,2 J. Grinyo,1,2 O. Bestard.1,2

    1Experimental Nephrology Laboratory, IDIBELL, Barcelona, Spain; 2Nephrology Department, Bellvitge University Hospital, Barcelona, Spain.

    Background: There is currently no means to predict late-onset CMV infection after a long course of post-transplant Valgancyclovir prophylaxis therapy and its development still negatively…
  • 2018 American Transplant Congress

    Thymoglobulin Induction Decreases Risk of Death in HLA-Sensitized Kidney Recipients

    C. Loheac, O. Aubert, M. Assayag, D. Viglietti, C. Lefaucheur, A. Loupy.

    Paris Translational Research Center for Organ Transplantation, Paris, France.

    Anti-thymocyte globulin (ATG) is currently the preferential induction treatment in kidney recipients at high risk for allograft rejection. However, no study has evaluated the benefits…
  • 2018 American Transplant Congress

    BK Polyomavirus (BKPyV)-Specific T Cells as a Diagnostic and Prognostic Marker for BKPyV-Infections after Pediatric Kidney Transplantation

    T. Ahlenstiel-Grunow,1 M. Sester,2 U. Sester,3 L. Pape.1

    1Pediatric Nephrology, Hannover Medical School, Hannover, Germany; 2Transplant and Infection Immunology, Saarland University, Homburg, Germany; 3Internal Medicine IV, Saarland University, Homburg, Germany.

    After kidney transplantation (KTx) immunosuppressive therapy causes an impaired cellular immune defense resulting in an increased risk of BKPyV-nephropathy (BKPyVAN). Prognostic markers for the outcome…
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