Articles tagged "Kidney transplantation"

2020 American Transplant Congress
Microvascular Inflammation without DSA or C4d: An Orphan Category in Banff Classification with Intense Capillaritis and Cytotoxic T-Cell Infiltration
A. Buxeda¹, L. Llinàs-Mallol², J. Gimeno³, C. Arias-Cabrales¹, C. Burballa¹, D. Redondo-Pachón¹, D. Raïch-Regué², M. Pérez-Sáez¹, J. Pascual¹, M. Crespo¹
¹Nephrology Department, Hospital del Mar, Barcelona, Spain, ²Nephrology Department, IMIM - Institute Hospital del Mar for Medical Research, Barcelona, Spain, ³Pathology Department, Hospital del Mar, Barcelona, Spain
*Purpose: Antibody-mediated rejection (ABMR) associated with donor-specific HLA antibodies (DSA) is the leading cause of late allograft failure after kidney transplantation. Microvascular inflammation (MVI) without…
2020 American Transplant Congress
Investigation of Il35 Expressing Regulatory B Cells in Tolerance of Kidney Transplantation
J. A. Sullivan, J. H. Fechner, E. Jankowska-Gan, W. J. Burlingham, D. B. Kaufman
Surgery, University of Wisconsin, Madison, WI
*Purpose: The development and maintenance of peripheral tolerance is required for long term success of solid organ transplantation without immuno-suppressive drugs. Using a novel, post-transplant,…
2020 American Transplant Congress
Trends in Living Kidney Donation in the United States
A. Ferzola, Y. Yu, A. B. Massie, D. L. Segev, M. L. Henderson
Johns Hopkins University, Baltimore, MD
*Purpose: After peaking in 2014, the number of LKDTs per year dropped substantially in the US despite an increasing waitlist. However, trends in the KAS…
2020 American Transplant Congress
A Single-Center Analysis of Using Allele-Level 11 HLA Loci Information on cPRA and Organ-Allocation Points in Kidney Transplant Candidates
C. Maguire¹, P. Muluhngwi¹, E. Kransdorf², L. Gragert³, A. R. Tambur¹
¹Northwestern University, Chicago, IL, ²Cedars-Sinai Heart Institute, Beverly Hills, CA, ³Tulane University, New Orleans, LA
*Purpose: Calculated panel reactive antibodies (cPRA) is used by the United Network for Organ Sharing (UNOS) to quantify degree of HLA sensitization and assign priority…
2020 American Transplant Congress
Life-Supporting Pig Thymus Plus Kidney Transplantation Leads to Generation of New Baboon T-Cells and Swine-Specific Hyporesponsiveness
Y. Okumura¹, K. Takeuchi¹, Y. Ariyoshi¹, T. Pomposelli¹, L. Boyd¹, D. Alper¹, K. Miyake¹, K. Okubo¹, S. Arn¹, D. Ayares², M. Lorber³, M. Sykes¹, D. Sachs¹, K. Yamada¹
¹Columbia Center for Translational Immunology, Columbia University, New York, NY, ²Revivicor Inc., Blacksburg, VA, ³Lung BioTechnology PBC, Silver Spring, MD
*Purpose: We have achieved greater than 6-month survivals in baboons that received vascularized thymus plus kidney xenotransplants (VT+K XTx). We assessed the thymic function and…
2020 American Transplant Congress
Quantifying the Number of ESRD Patients Who Might Benefit from Bariatric Surgery to Achieve Listing for Transplant
B. Orandi¹, P. MacLennan¹, S. Mehta¹, J. Grams¹, R. Stahl¹, R. Cannon¹, D. Anderson¹, M. Hanaway¹, C. Young¹, J. Purvis¹, N. Terrault², C. Lewis¹, J. Locke¹
¹University of Alabama at Birmingham, Birmingham, AL, ²University of Southern California, Los Angeles, CA
*Purpose: Mounting evidence suggests bariatric surgery may play a role in helping obese ESRD patients achieve sufficient weight loss to be transplant-eligible. We sought to…
2020 American Transplant Congress
Textbook Outcome as a Composite Quality Metric in Kidney Transplantation
J. L. Han, A. J. Logan, J. M. Sneddon, G. L. Brock, K. W. Washburn, A. D. Schenk
Department of Surgery, Division of Transplantation, The Ohio State University Wexner Medical Center, Columbus, OH
*Purpose: Textbook outcomes (TO) describe ideal patient outcomes following specific surgical procedures and are useful composite quality metrics for patients, providers and payors. We aimed…
2020 American Transplant Congress
Steroid Withdrawal and Lymphocyte Subsets in Graft Capillary Blood versus Peripheral Blood in Low Immunological Risk Kidney Transplant Patients: Randomized, Parallel Group, Controlled Clinical Trial
T. Vazquez Sanchez, A. Caballero, J. Alonso-Titos, V. Lopez, E. Sola, M. Cabello, E. Gutierrez Vilchez, M. Martínez-Esteban, P. Ruiz Esteban, J. Delgado, D. Hernandez
Regional University Hospital, Malaga, Spain
*Purpose: Whether steroid withdrawal can modulate the subclinical inflammatory response after a kidney transplant is unknown.*Methods: We undertook a controlled multicenter clinical trial involving 105…
2020 American Transplant Congress
Uremic Symptoms: A Patient-Reported Outcome That is Associated with Access to Kidney Transplantation and Waitlist Mortality among Kidney Transplant Candidates
K. Taylor¹, N. Chu², Z. Shi², E. Rosello³, S. Kunwar², P. Butz³, S. Norman⁴, D. Crews⁵, K. Greenberg⁵, D. Segev³, T. Shafi⁶, M. McAdams-DeMarco³
¹Johns Hopkins University School of Nursing, Baltimore, MD, ²Department of Surgery, Johns Hopkins School of Medicine, Baltimore, MD, ³Department of Surgery, Johns Hopkins University School of Medicine, Baltimore, MD, ⁴Division of Nephrology, University of Michigan, Ann Arbor, MI, ⁵Division of Nephrology, Johns Hopkins University School of Medicine, Baltimore, MD, ⁶Division of Nephrology, University of Mississippi Medical Center, Jackson, MS
*Purpose: Patient-reported symptoms of uremia - pruritis, anorexia and fatigue - reflect incomplete removal of uremic toxins by dialysis and are likely one of the…
2020 American Transplant Congress
Targeted Urine Metabolomics for Monitoring Renal Allograft Injury and Immunosuppression
T. Sigdel, A. Schroeder, J. Y. Yang, R. Sarwal, J. Liberto, M. Sarwal
University of California San Francisco, San Francisco, CA
*Purpose: The purpose of this study was to apply high-throughput metabolomics and machine learning to identify surrogate urine metabolite biomarkers for acute rejection vs. BK…