Articles tagged "Ischemia"

2019 American Transplant Congress
Role of Mitochondria, Metabolism and Inflammation: Pathways Influencing Short Term Outcomes Post-Renal Transplantation
S. Bontha¹, A. Bajwa¹, G. Lorenzo², J. Eason³, D. Maluf⁴, V. Mas⁵
¹Surgery, UTHSC, Memphis, TN, ²Northwestern University, Chicago, IL, ³Director of Transplant Institute UTHSC, Memphis, TN, ⁴UTHSC, Memphis, TN, ⁵Director of Transplant Research Institute, Memphis, TN
*Purpose: Preconditioning of donor kidneys and clinical assessment for need of dialysis early post-transplant vary per each case and are crucial for improving transplant outcomes.…
2019 American Transplant Congress
Early Allograft Dysfunction in the Setting of Histologic Ischemia Reperfusion Injury Following Liver Transplantation: Analysis of Predictors and Outcomes
T. Ito, J. Aziz, V. G. Agopian, S. Younan, J. DiNorcia, H. Yersiz, D. G. Farmer, R. W. Busuttil, F. M. Kaldas
Department of Surgery, The Dumont-UCLA Transplant Center, Los Angeles, CA
*Purpose: Hepatic ischemia-reperfusion injury (IRI) in Liver Transplantation (LT) is believed to contribute to Early Allograft Dysfunction (EAD). However, the relationship between IRI and EAD…
2019 American Transplant Congress
Prevention of Graft Ischemia-Reperfusion Injury in Ischemia-Free Liver Transplantation
Z. Guo, X. He, Q. Zhao, S. Huang, Z. Zhang, L. Wang, W. Ju, G. Chen
Organ Transplant Center, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, China
*Purpose: Graft ischemia-reperfusion injury (IRI) is an inevitable event in organ transplantation, which often leads to a number of complications and even patient deaths. We…
2019 American Transplant Congress
Circulating Donor T and NK Cells in Lung Transplantation Recipients Are Derived from the Donor Lung Parenchyma and Represent Tissue-Resident Memory Cells
J. F. Kuehne¹, R. Ballmàs Sanz¹, A. Hitz¹, B. Wiegmann², K. A. Bläsing¹, F. Ius², A. Knoefel², I. Tudorache², M. Avsar², D. Jonigk³, A. Haverich², G. Warnecke², C. Falk¹
¹Institute of Transplant Immunology, Hannover Medical School (MHH), Hannover, Germany, ²Department for Cardiothoracic, Transplantation and Vascular Surgery, Hannover Medical School (MHH), Hannover, Germany, ³Institute of Pathology, Hannover Medical School (MHH), Hannover, Germany
*Purpose: We previously identified donor lymphocytes in peripheral blood of recipients directly after transplantation and persisting at least three weeks that were characterized by the…
2019 American Transplant Congress
Multi-omic Analysis Of Hepatic Ischemia/reperfusion Injury Identifies Novel Targets To Mitigate Hepatocellular Damage
S. Duarte¹, V. Boominathan², Z. Huo³, A. Kobayashi², U. Kim², Y. Lai², A. Coito¹, A. Zarrinpar²
¹Surgery, UCLA, Los Angeles, CA, ²Surgery, University of Florida, Gainesville, FL, ³Biostatistics, University of Florida, Gainesville, FL
*Purpose: Hepatic ischemia/reperfusion injury (IRI) is a major risk factor for acute rejection and early graft dysfunction in liver transplantation. The large and complex landscape…
2019 American Transplant Congress
Pgc1α Protects against Graft Ischemic Injury and Reduces Alloimmunity
T. J. Borges¹, M. T. Tran², S. Cai¹, N. Murakami¹, A. Uffing¹, M. Uehara¹, E. P. Rhee³, S. M. Parikh⁴, L. V. Riella¹
¹Schuster Transplantation Research Center, Brigham & Women's Hospital, Harvard Medical School, Boston, MA, ²Division of Nephrology and Center for Vascular Biology Research, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, ³Nephrology Division, Massachusetts General Hospital, Boston, MA, ⁴Division of Nephrology and Center for Vascular Biology Research, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA
*Purpose: Prolonged ischemia reperfusion injury (IRI) during organ transplantation activates innate immunity and potentiates adaptive immunity, leading to worse transplant outcomes. The mitochondria are particularly…
2019 American Transplant Congress
Predicting Graft Function And Long-term Outcomes Following Kidney Transplantation Using An Intraoperative Tissue Oximetry Sensor
H. Lau, A. Shimomura, E. Tantisattamo, U. G. Reddy, D. Dafoe, H. Ichii
University of California Irvine, Orange, CA
*Purpose: Marginal kidneys have been increasingly used due to the severe shortage of organs. Deceased-donor kidney transplantation is associated with a higher incidence of delayed…
2018 American Transplant Congress
Histone Deacetylase Inhibition Mitigates Limb Ischemia Reperfusion Injury
S. Concors,¹ D. Aufhauser,¹ D. Murken,¹ Z. Wang,¹ G. Ge,¹ T. Bhatti,⁴ W. Hancock,^3,4 M. Levine.^1,2
¹Surgery, University of Pennsylvania, Philadelphia, PA; ²Surgery, Children's Hospital of Philadelphia, Philadelphia, PA; ³Pathology and Laboratory Medicine, University of Pennsylvania, Philadelphia, PA; ⁴Pathology and Laboratory Medicine, Children's Hospital of Philadelphia, Philadelphia, PA.
Introduction: Vascular composite allotransplantation (VCA) of the limb involves cold and warm ischemia, further limiting organ availability beyond the constraints of blood type, HLA compatibility,…
2018 American Transplant Congress
Double Deficiency of Gelatinase-A and Gelatinase-B Does Not Protect against Hepatic Ischemia Reperfusion Injury
S. Duarte, P. Matian, S. Ma, R. Busuttil, A. Coito.
Dumont-UCLA Transplant Center, Los Angeles.
Gelatinases, consisting of gelatinase A (MMP-2; 72 KDa) and gelatinase B (MMP-9; 92KDa), are a subgroup of matrix metalloproteinases (MMPs) with key roles in a…
2018 American Transplant Congress
Comparison of Temperatures for Optimal Preservation of Donor Kidneys during Oxygenated Pulsatile Perfusion
R. Bhattacharjee,¹ M. Richard-Mohamed,² A. Ruthirakanthan,³ R. Mayer,² S. Luke,³ H. Sharma,² M. TunAbraham,² B. Alharbi,² A. Haig,² P. Luke.^1,2,3
¹Matthew Mailing Centre for Translational Transplant Studies, London Health Sciences Centre, London, ON, Canada; ²Multi-Organ Transplant Program, London Health Sciences Centre, London, ON, Canada; ³Western University, Canada, London, ON, Canada.
Background. The current methods of preserving DCD renal allografts in either static cold solution or hypothermic pulsatile perfusion are unable to adequately protect the kidney…