Articles tagged "Liver preservation"

2020 American Transplant Congress
TIM-4+ Kupffer Cells Play Homeostatic Roles in Liver Ischemia Reperfusion Injury
M. Ni¹, J. Zhang¹, R. Sosa², S. Kageyama¹, R. Busuttil¹, R. Elaine², J. Kupiec-Weglinski¹, X. Wang³, Y. Zhai¹
¹Dumont-UCLA Transplant Center, Los Angeles, CA, ²Pathology, David Geffen School of Medicine-UCLA, Los Angeles, CA, ³Liver Transplantation Center, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China
*Purpose: Liver ischemia reperfusion injury (IRI) remains a significant clinical problem. Although the molecular mechanism of liver inflammatory response against IR has been studied extensively,…
2020 American Transplant Congress
Hypothermic Machine Perfusion Can Improve Hypoxia Tolerance in Human Discarded Liver
T. Ito, K. Kadono, H. Kojima, S. Kageyama, H. HIrao, K. Nakamura, K. J. Dery, A. E. Murray, J. Aziz, R. W. Busuttil, J. Kupiec-Weglinski, F. M. Kaldas
The Dumont-UCLA Transplant Center, UCLA, Los Angeles, CA
*Purpose: The wider use of livers from expanded criteria donors may help improve access to liver transplantation (LT). Normothermic machine perfusion in LT has been…
2020 American Transplant Congress
The Changes of Transaminases, Lactate Dehydrogenase and pH Levels During Normothermic Liver Preservation Correlate with Early Allograft Dysfunction
C. Bogensperger
Department of Visceral, Transplant and Thoracic Surgery, Medical University Innsbruck, Innsbruck, Austria
*Purpose: Normothermic liver preservation (NMP) has become a clinically established tool to preserve livers in a near-physiological environment. Currently, decreasing lactate and physiological pH-levels are…
2020 American Transplant Congress
Ferroptotic Cell Death During Cold Storage is Essential in Liver Transplant Injury
H. Kojima, S. Kageyama, K. Kadono, H. Hirao, K. J. Dery, T. Ito, K. Nakamura, R. W. Busuttil, J. W. Kupiec-Weglinski
The Dumont-UCLA Transplantation Center, Department of Surgery, Division of Liver and Pancreas Transplantation, David Geffen School of Medicine at UCLA, Los Angeles, CA
*Purpose: It has been reported that activation of apoptosis signaling-regulating kinase 1 (ASK1)/p-p38 axis during tissue cold storage results in ferroptotic cell death. Ferroptosis is…
2020 American Transplant Congress
Comparison of Specificity and Sensitivity of Clinical Viability Criteria to Assess Transplantability of High-Risk Donor Livers
H. Mergental¹, J. Hodson², R. W. Laing¹, Y. L. Boteon¹, J. Attard¹, L. Wallis³, A. Schlegel¹, P. Muiesan¹, M. Abradelo¹, M. P. Perera¹, D. Mirza⁴, S. C. Afford³
¹Liver Unit, Queen Elizabeth Hospital, Birmingham, United Kingdom, ²Department of Statistics, Queen Elizabeth Hospital, Birmingham, United Kingdom, ³Centre for Liver and Gastroenterology Research, University of Birmingham, Birmingham, United Kingdom, ⁴Liver Unit, Darius Mirza, Birmingham, United Kingdom
*Purpose: Normothermic machine perfusion (NMP) of the liver allows objective assessment before transplantation. To date, Birmingham (BC), Cambridge (CC) and Groningen Criteria (GC; Table 1A)…
2019 American Transplant Congress
Normothermic Regional Perfusion of Kidneys: A Single Non-Retrieval Centre Experience
R. Pearson, C. Geddes, M. Clancy, J. Asher
Renal Transplant, Queen Elizabeth University Hospital, Glasgow, Glasgow, United Kingdom
*Purpose: With the aim of safely expanding the pool of usable donors from circulatory death (DCD) there is increasing interest in normothermic regional (NRP) perfusion…
2019 American Transplant Congress
Indocyanine Green Fluorescence Imaging during Normothermic Ex Vivo Liver Perfusion for the Assessment of Hepatocyte, Biliary, and Vascular Function
T. Goto, I. Linares, S. Ganesh, L. Mazilescu, P. Urbanellis, N. Selzner, M. Selzner
Multi-Organ Transplant Program, Department of Surgery, Toronto General Hospital, Toronto, ON, Canada
*Purpose: Normothermic Ex Vivo Liver Perfusion (NEVLP) is a novel preservation for the storage and assessment of marginal grafts, such as Donation after Cardio-circulatory Death…
2019 American Transplant Congress
Alpha-1 Antitrypsin Reduces Liver Ischemia Reperfusion Injury during Ex-Vivo Normothermic Machine Perfusion
D. Detelich¹, R. de Vries¹, C. Carroll¹, M. Stein², K. Uygun¹, H. Yeh¹, J. Markmann¹
¹Massachusetts General Hospital, Boston, MA, ²Kamada, Rehovot, Israel
*Purpose: Normothermic machine perfusion is an emerging preservation method in liver transplantation with vast potential as a platform for ex-vivo graft reconditioning. Alpha-1 Antitrypsin (AAT)…
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
‘Back-to-Base’ Normothermic Clinical Liver Perfusion – Cold before NMP Does Not Compromise Protective Benefit
K. Dajani, M. Bral, D. leon Izquierdo, D. Bigam, N. Kneteman, J. Shapiro
University of Alberta Hospital, Edmonton, AB, Canada
*Purpose: In previous clinical studies utilizing normothermic ex situ liver machine preservation, perfusion was initiated rapidly following organ procurement using a portable system transported to…