Abstracts Archive - Page 380 of 1683 - ATC Abstracts

2020 American Transplant Congress
Ifnar Signaling on Myeloid Cells Does Not Contribute to Costimulation Independent Transplant Rejection
J. Habib, D. Mathews, Y. Dong, A. Stephenson, A. Adams
Emory University, Atlanta, GA
*Purpose: Costimulation blockade (CoB) is a promising new strategy that provides a more targeted therapy with fewer side effects compared to traditional transplant immunosuppressants, leading…
2020 American Transplant Congress
A Mouse Model of Paratopic Intestinal Transplantation to Delineate GVHD-Free Alloimmune Rejection Responses
A. Dangi¹, J. Wang², A. Joseph³, J. Roper³, N. Surana⁴, X. Luo¹
¹Nephrology/Medicine, Duke University, Durham, NC, ²Surgery, Duke University, Durham, NC, ³Gastroenterology/Medicine, Duke University, Durham, NC, ⁴Molecular Genetics and Microbiology, Duke University, Durham, NC
*Purpose: Current clinical practice of intestinal transplantation is limited due to a high rate of graft failure and patient mortality. In the present study, we…
2020 American Transplant Congress
Single Cell RNA Sequencing of Murine Kidney Allografts Identifies Macrophage Gene Signature Associated with Acute Rejection
A. Dangi¹, N. Natesh², M. Monal¹, J. Wang³, X. Shen², X. Luo¹
¹Nephrology/Medicine, Duke University, Durham, NC, ²Biomedical Engineering, Duke University, Durham, NC, ³Surgery, Duke University, Durham, NC
*Purpose: Evaluating kidney allografts using single cell RNA sequencing (scRNAseq) can provide a comprehensive qualitative and quantitative gene expression data on thousands of individual cells.…
2020 American Transplant Congress
The Protective Effect of Hypothermic Oxygenated Machine Perfusion (HOPE) Onresuscitating Steatotic Liver and its Underlying Mechanism
F. Lin¹, F. Zhen¹, X. Yan¹, L. Wenjin¹, Y. Qifa²
¹Zhongnan Hospital of Wuhan University, Wuhan, China, ²Zhongnan Hospital of Wuhan University/The Third Xiangya Hospital of Central South University, Wuhan/Changsha, China
*Purpose: To analyze the impact of steatotic livers with conventional cold storage (CS) and hypothermic oxygenated perfusion (HOPE) approaches, and further to investigate the rescue…
2020 American Transplant Congress
Human Antigen R (HuR): A New Regulator of Heme Oxygenase-1 Cytoprotection in Mouse and Human Liver Transplantation
K. J. Dery¹, K. Nakamura², K. Kadono¹, H. Hirao¹, S. Kageyama¹, T. Ito¹, H. Kojima¹, F. Kaldas¹, R. W. Busuttil¹, J. W. Kupiec-Weglinski¹
¹Department of Surgery, Division of Liver and Pancreas Transplantation, UCLA, Los Angeles, CA, ²Surgery, Nishi-Kobe Medical Center, Hyogo, Japan
*Purpose: Ischemia-reperfusion injury (IRI) represents a risk factor in liver transplantation (LT). We have shown that overexpression of heme oxygenase 1 (HO-1) mitigates hepatic IRI…
2020 American Transplant Congress
Mesenchymal Stromal Cell Treatment of Kidneys During Normothermic Machine Perfusion is Safe and Feasible with Effective Traceability after Transplantation
K. Rozenberg¹, S. Lohmann², M. Pool³, M. Eijken⁴, U. Møldrup⁵, B. Møller⁶, J. Sierra-Parraga⁷, M. Hoogduijn⁷, L. Lo Faro¹, C. Moers³, J. Hunter¹, A. Keller², H. Leuvenink³, C. Baan⁷, R. Ploeg¹, B. Jespersen²
¹Nuffield Department of Surgical Sciences, University of Oxford, Oxford, United Kingdom, ²Department of Clinical Medicine, Aarhus University, Aarhus, Denmark, ³Department of Surgery, University Medical Center Groningen, Groningen, Netherlands, ⁴Department of Renal Medicine, Aarhus University, Aarhus, Denmark, ⁵Department of Urology, Aarhus University, Aarhus, Denmark, ⁶Department of Clinical Immunology, Aarhus University, Aarhus, Denmark, ⁷Department of Internal Medicine, Nephrology and Transplantation, Erasmus MC, University Medical Center, Rotterdam, Netherlands
*Purpose: Marginal kidneys are increasingly being accepted to decrease waiting time for a transplant. Normothermic machine perfusion (NMP) is a technique that allows delivery of…
2020 American Transplant Congress
Estrogen Receptor Beta Deletion in the Vascular Endothelium is Protective in Renal Ischemia Reperfusion Injury
L. Krumeich¹, P. Hernandez¹, C. O'Brien¹, S. Concors¹, Z. Wang¹, G. Ge¹, W. Hancock², M. Levine¹
¹Hospital of University of Pennsylvania, Philadelphia, PA, ²Childrens Hospital of Philadelphia, Philadelphia, PA
*Purpose: Renal ischemia reperfusion injury (IRI) is a major contributor to early allograft dysfunction (EAD) in kidney transplantation. We previously identified lower rates of EAD…
2020 American Transplant Congress
The Art Rather Than the Science of Non-HLA Antibody Mediated Rejection in Heart Transplantation: A Single Center Experience
A. Alam, S. Mckean, R. Patel, V. Darst, H. Zafar, C. Guerrero, M. Askar, T. Sam, S. Hall
Cardiology, Baylor University Medical Center, Dallas, TX
*Purpose: The role of non-HLA antibodies (Ab) in HLA-DSA negative antibody mediated rejection (AMR) following heart transplant (HTx) remains largely unknown.*Methods: Retrospective analysis of all…
2020 American Transplant Congress
Impact of the 2015 LAS Revisions on Lung Candidates with Pulmonary Vascular Disease
K. Lindblad¹, R. Goff¹, K. Chan²
¹UNOS, Richmond, VA, ²University of Michigan, Ann Arbor, MI
*Purpose: On February 19, 2015 a major revision to the Lung Allocation Score (LAS) was implemented with the goal of more accurately reflecting waitlist urgency…
2020 American Transplant Congress
Mir-124/ire-1α Affects Renal Ischemia/Reperfusion Injury by Regulating Endoplasmic Reticulum Stress in Renal Tubularepithelial Cells
C. Ding, W. Xue
Department of Renal Transplantation, The First Affiliated Hospital of Xi’an Jiaotong University, Xi'an, China
*Purpose: In this study, we investigated the protective functions of miR-124 on renal I/R injury both in vivo and in vitro and explored its underlying…