Abstracts Archive - Page 322 of 1683 - ATC Abstracts

2021 American Transplant Congress
Estrogen Receptors Alpha and Beta are Required for Immune Homeostasis and Normal Treg Function
L. M. Christensen¹, T. Akimova², G. Ge³, R. Han¹, L. Wang¹, P. Hernandez³, C. O'Brien³, M. H. Levine³, W. W. Hancock¹
¹Children's Hospital of Philadelphia, Philadelphia, PA, ²Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, PA, ³University of Pennsylvania, Philadelphia, PA
*Purpose: Estrogen signaling is a critical component of mammalian homeostasis, acting through a complex and interconnected system of hormone synthesis pathways and receptor signaling cascades.…
2021 American Transplant Congress
Donor Lymphocytes in Peripheral Blood of Patients After Lung Transplantation Comprise High Frequencies of Killer Cell Immunoglobulin-like Receptor-positive T and NK Cell Subsets
J. F. Kühne¹, A. Hitz¹, K. A. Bläsing¹, B. Wiegmann², R. Bellmàs Sanz¹, F. Ius², A. Haverich², G. Warnecke², C. S. Falk¹
¹MHH, Institute of Transplant Immunology, Hannover, Germany, ²MHH, Department for Cardiothoracic, Transplantation and Vascular Surgery, Hannover, Germany
*Purpose: For end-stage lung diseases, lung transplantation (LuTx) is the only curative treatment option. However, acute and chronic rejections are major limitations. Thus, a deeper…
2021 American Transplant Congress
An Immune-modulatory Strategy to Mitigate Hepatic Ischemia/reperfusion Injury in a Murine Model
A. Kobayashi, A. Wanchoo, S. Farhadi, J. Simonovich, S. Duarte, V. Boominathan, S. Shrestha, G. Hudalla, B. G. Keselowsky, A. Zarrinpar
University of Florida, Gainesville, FL
*Purpose: Hepatic ischemia/reperfusion injury (IRI) is the leading cause of early graft dysfunction and contributes to the shortage of donor liver grafts. However, despite its…
2021 American Transplant Congress
Indocyanine Green Fluorescence Imaging Allows Quantification of Ischemic Injury During Porcine Normothermic Ex Situ Perfusion
T. Goto, Y. Noguchi, S. Ganesh, L. Mazilescu, T. Reichman, N. Selzner, M. Selzner
Ajmera Transplant Program, Department of Surgery, Toronto General Hospital, Toronto, ON, Canada
*Purpose: Normothermic Ex Situ Liver Perfusion (NEsLP) is a novel preservation technique for the storage and assessment of grafts retrieved after Donation after Cardio-circulatory Death…
2021 American Transplant Congress
Hepatic Ferroptosis in Cold Stress and Warm Ischemia-reperfusion: A Novel Therapeutic Target in Liver Transplantation
H. Kojima¹, H. Hirao¹, K. Kadono¹, T. Ito¹, K. J. Dery¹, S. Kageyama², K. Nakamura³, F. M. Kaldas¹, D. G. Farmer¹, J. W. Kupiec-Weglinski¹
¹UCLA Medical Center, Los Angeles, CA, ²Kyoto University, Kyoto, Japan, ³Nishi-Kobe Medical Center, Kyoto, Japan
*Purpose: Ferroptosis, a newly discovered programmed cell death platform, due to iron-dependent accumulation of lipid peroxides, has been reported to aggravate ischemia-reperfusion (IR) injury in…
2021 American Transplant Congress
Effects of IL-2 and/ or Anti-IL6R Therapy on Long-term Cardiac Allograft Survival in Non-Human Primates (NHPs)
C. L. Miller, K. J. Ahrens, J. M. O, P. M. Patel, J. A. Morrissette, D. Becerra, T. Costa, A. Dehnadi, I. M. Hanekamp, G. Benichou, J. C. Madsen
Center for Transplantation Sciences, Massachusetts General Hospital, Boston, MA
*Purpose: Cardiac allograft tolerance in NHPs has been achieved by our group using a mixed chimerism model with allogeneic bone marrow transplant after non-myeloablative conditioning…
2021 American Transplant Congress
Nanodiamond-doxorubicin Complexes Improve Hepatic Ischemia/reperfusion Injury
A. Kobayashi, C. Grady, S. Duarte, V. Boominathan, S. Shrestha, A. Zarrinpar
Surgery, University of Florida, Gainesville, FL
*Purpose: Hepatic ischemia/reperfusion injury (IRI) is a major inflammatory event in liver transplantation that is mediated by oxidative stress. Doxorubicin (DOX) can mitigate oxidative stress…
2021 American Transplant Congress
Combining Oxygenated Cold Perfusion with Normothermic Ex-vivo Perfusion Improves the Outcome of DCD Porcine Kidney Transplantation
L. I. Mazilescu¹, T. Goto¹, R. Rosales¹, Y. Noguchi¹, P. Urbanellis¹, L. A. Robinson², M. Selzner¹
¹Ajmera Transplant Program, Toronto General Hospital, Toronto, ON, Canada, ²Department of Nephrology, The Hospital for Sick Children, Toronto, ON, Canada
*Purpose: Ex-vivo machine perfusion is a novel preservation technique for the storage and assessment of marginal kidney grafts. Normothermic (NEVKP) as well as hypothermic machine…
2021 American Transplant Congress
Augmented Responses of Donor Kidney Tubular Cells to TLR Signaling Correlate with Ameliorated Ischemia/reperfusion Injury and Long-term Allograft Protection
X. Lai¹, J. Wang¹, L. Qiu², S. Han¹, K. Shen¹, Z. Zhang¹
¹Comprehensive Transplant Center, Microsurgery core, Northwestern University, Chicago, IL, ²University of California, San Francisco, San Francisco, CA
*Purpose: We have previously demonstrated that donor genetic background and kidney-intrinsic innate immunity were key determinants of delayed graft function in kidney transplantation. However, the…
2021 American Transplant Congress
Lacripep^TM-like Peptide N-104 Increases Insulin Secretion and Promotes Islet Transplantation Outcomes
M. Ma, P. Chhabra, K. Dias Teixeira, G. Laurie, K. Brayman
University of Virginia Health System, Charlottesville, VA
*Purpose: To study if LacripepTM-like peptide N-104 promotes beta-cell stabilization and islet transplantation outcomes. Background: Lacritin is a multifunctional tear protein with prosecretory, prosurvival and…