Am J Transplant, Volume 21, Suppl 3 Archives - Page 8 of 139 - ATC Abstracts

2021 American Transplant Congress
Urinary Exosomal Cystatin C and Lipopolysaccharide Binding Protein as Biomarkers for Monitoring Antibody-mediated Rejection After Kidney Transplantation
M. Kim, S. Lim, S. Shin
Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, Republic of
*Purpose: This study aims to discover and validate urinary exosomal biomarkers for antibody-mediated rejection (ABMR) after kidney transplantation.*Methods: A total of 60 urine samples from…
2021 American Transplant Congress
P2X7 Receptor Activity Mediates Th17-Specific Self- and Alloreactivity in Non-Human Primates
C. Little, J. Sullivan, W. Burlingham, D. Kaufman
Department of Surgery, University of Wisconsin, Madison, WI
*Purpose: The broadly expressed ATP-binding purinergic receptor, P2X7 (P2X7R) is involved in the Th17 mediated cellular immune response to allo- and select self-antigens (Collagen type…
2021 American Transplant Congress
Donor T and NK Cells with a Special Tissue-Resident Memory Phenotype Migrate Into the Periphery of Lung Transplant Recipients – A Potential Feature for Tolerance Development
L. M. Ruhl¹, R. Bellmàs Sanz¹, A. Hitz¹, B. Wiegmann², K. A. Bläsing¹, W. Sommer², F. Ius², J. F. Kühne¹, A. Knöfel², L. M. Horn¹, I. Tudorache², A. Haverich², D. Jonigk³, G. Warnecke², C. S. Falk¹
¹MHH, Institute of Transplant Immunology, Hannover, Germany, ²MHH, Department for Cardiothoracic, Transplantation and Vascular Surgery, Hannover, Germany, ³MHH, Institute of Pathology, Hannover, Germany
*Purpose: After lung transplantation (LuTx), a transient chimerism of donor cells exists in the blood of recipients due to the migration of lymphocytes from the…
2021 American Transplant Congress
HTFPI.hCD47 and Adhesion Inhibition in GTKO.hCD46 Pig Lung Xenograft Injury
S. Miura¹, L. Burdorf¹, Z. Habibabady¹, A. Dandro², M. Connolly¹, S. Pratts¹, C. Phelps², W. Eyestone², D. Ayares², A. Azimzadeh¹, R. Pierson III¹
¹Center for Transplantation Sciences, Massachusetts General Hospital, Charlestown, MA, ²Revivicor, Inc, Blacksburg, VA
*Purpose: We evaluate whether genetic expression of human tissue factor pathway inhibitor (TFPI, extrinsic coagulation pathway inhibitor) and human CD47 ("don’t eat me" immunoregulator), alone…
2021 American Transplant Congress
Effect of Defibrotide on Kidney Ischemia Reperfusion Injury in a Preclinical Renal Transplant Model
P. Pine¹, Z. Sun², A. Matas³, J. Shi¹, A. Ebrahimnejad¹, M. Zanette⁴, P. Halloran⁵, J. S. Bromberg⁶, R. Hanvesakul⁷
¹Jazz Pharmaceuticals, Palo Alto, CA, ²Johns Hopkins Medicine, Baltimore, MD, ³Univ of Minnesota, Minneapolis, MN, ⁴Jazz Pharmaceuticals, Philadelphia, PA, ⁵Univ of Alberta, Edmonton, AB, Canada, ⁶Univ of Maryland School of Medicine, Baltimore, MD, ⁷Jazz Pharmaceuticals, Oxford, United Kingdom
*Purpose: Ischemia reperfusion injury (IRI) is a major contributor to graft failure. During organ removal and preservation, ischemia results in anaerobic respiration and cellular damage.…
2021 American Transplant Congress
Determining Endpoint Criteria in Ex Vivo Normothermic Limb Perfusion (EVNLP)
S. K. Pandey¹, A. Meyers¹, P. Sadeghi¹, V. Kopparthy¹, T. Xia¹, H. Brunengraber², S. Dasarathy³, A. Rampazzo¹, B. Bassiri Gharb¹
¹Plastic Surgery, Cleveland Clinic, Cleveland, OH, ²Department of Nutrition, School of Medicine, Case Western Reserve University, Cleveland, OH, ³Department of Gastroenterology, Cleveland Clinic, Cleveland, OH
*Purpose: There are no established criteria for discontinuing EVNLP before irreversible muscle and endothelial cell damage occur. This study aimed to evaluate weight gain as…
2021 American Transplant Congress
Renal Tubular-cell-specific Urinary Extracellular Vesicles: A Novel Biomarker for Diabetic Nephropathy After Kidney Transplantation
N. Eguchi¹, H. Lau¹, F. Zaldivar², U. G. Reddy³, E. Tantisattamo³, A. Ferrey³, D. Dafoe¹, H. Ichii¹
¹Surgery, University of California Irvine, Orange, CA, ²Pediatric Execise and Genomics Research Center, University of California Irvine, Irvine, CA, ³Medicine, University of California Irvine, Orange, CA
*Purpose: Diabetes(DM) is a leading cause of ESRD among renal transplant recipients(RTRs). However, the kinetics of diabetic nephropathy recurrence after renal transplantation(RT) remains unclear. Currently,…
2021 American Transplant Congress
Endothelial Glycocalyx Shedding is Associated with Graft Quality During Ex Vivo Lung Perfusion
K. Noda, B. J. Philips, T. Harano, J. D. Luketich, P. G. Sanchez
Department of Cardiothoracic Surgery, University of Pittsburgh, Pittsburgh, PA
*Purpose: Endothelial glycocalyx is the surface protective layer of the endothelial cells and its damage is known to be strongly associated with organ dysfunction. However,…
2021 American Transplant Congress
Core Signature of Rejection-Specific Cytokines and Chemokines in Heart Biopsies After Transplantation
L. M. Radomsky¹, Y. Scheibner², J. F. Kuehne¹, J. Keil¹, K. Beushausen¹, K. Ludmilla², A. Schick², F. Ius², G. Warnecke³, C. Bara², C. S. Falk¹
¹Institute of Transplant Immunology, Hannover Medical School, Hannover, Germany, ²Department of Cardiothoracic, Transplantation and Vascular Surgery, Hannover Medical School, Hannover, Germany, ³Clinic for Cardiac Surgery, University of Heidelberg, Heidelberg, Germany
*Purpose: Allograft rejection remains one of the limiting factors for survival after HTX. The aim of this project was to characterize the cytokine/chemokine network in…
2021 American Transplant Congress
AlloMap Kidney Gene Expression Profiling Discriminates Rejection from Immuno-Quiescence in Renal Transplant Recipients
E. Akalin¹, A. Djamali², H. Xu³, X. Jin³, R. N. Woodward³, S. Dholakia³, J. S. Bromberg⁴
¹Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY, ²University of Wisconsin, Madison, WI, ³CareDx, Brisbane, CA, ⁴University of Maryland School of Medicine, Baltimore, MD
*Purpose: Assessment of immune activation is important when considering pathologies such as allograft rejection as well as potential interventions that may extend allograft survival. Optimizing…

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