Articles tagged "Ischemia"

2019 American Transplant Congress
Impact of an Intra-Abdominal Cooling Device during Open Kidney Transplantation in Pigs
A. Longchamp¹, R. P. Meier², N. Colucci³, A. Balaphas³, L. Orci³, A. Nastasi³, G. Longchamp¹, S. Moll⁴, A. Klauser⁵, F. Lazeyras⁵, M. Pascual⁶, J. Corpataux⁷, L. Bühler⁸
¹Department of Vascular Surgery, CHUV, Lausannne, Switzerland, ²Department of Surgery, University of California San Francisco, San Francisco, CA, ³Department of Surgery, HUG, Geneva, Switzerland, ⁴Department of Pathology, HUG, Geneva, Switzerland, ⁵Department of Radiology, HUG, Geneva, Switzerland, ⁶Department of Transplantation, CHUV, Lausannne, Switzerland, ⁷Department of Vascular Surgery, CHUV, Lausanne, Switzerland, ⁸Department of Surgery, CHUV, Lausannne, Switzerland
*Purpose: Renal transplantation is the preferred treatment for end-stage renal disease. Currently, there is a large gap between the supply and demand for transplantable kidneys.…
2019 American Transplant Congress
Innate Immunity in Brain Dead Donors: Implications of Necroptosis in Kidney Allograft Outcomes
A. Ang¹, A. Zmijewska², T. M. Stevens³, J. Murphy¹, R. B. Mannon²
¹School of Medicine, UAB, Birmingham, AL, ²Medicine/Nephrology, UAB, Birmingham, AL, ³Pathology, UAB, Birmingham, AL
*Purpose: Regulated necrosis (necroptosis) has been implicated in renal injury from nephrotoxic agents and ischemia. With the use of suboptimal brain dead donors (BDDs) to…
2019 American Transplant Congress
Multi-Omics Approach to Accurately Assess Early Graft Injury in Liver Transplantation
D. Maluf¹, V. Sai Bontha¹, A. Bajwa¹, R. Helmick¹, P. J. Horton¹, C. Eymard¹, J. Eason², V. Mas³
¹UTHSC, Memphis, TN, ²UTHSC. Director of Transplant Institute, Memphis, TN, ³UTHSC Director Transplant Research Institute, Memphis, TN
*Purpose: We investigated global DNA methylation (DNAm) patterns during ischemia reperfusion (I/R) injury in liver transplant (LT) patients, and their role on regulating gene expression…
2019 American Transplant Congress
Mitochondrial Permeability Regulates Heart Graft Ischemia – Reperfusion Injury and Rejection
A. Qamar¹, J. Jiang¹, X. Huang², P. McLeod², A. M. Jevnikar², Z. Zhang²
¹Pathology and Laboratory Medicine, University of Western Ontario, London, ON, Canada, ²London Health Sciences Centre, London, ON, Canada
*Purpose: A growing body of evidence indicates that mitochondrial permeability transition pore (mPTP) formation plays a crucial role in necroptosis - a programmed form of…
2019 American Transplant Congress
Kupffer Cells Are Critical for Inflammation Resolution in Liver Ischemia Reperfusion Injury via TIM-4 Mediated Efferocytosis
M. Ni¹, H. Wang¹, D. Jin¹, J. Zhang¹, R. Busuttil¹, J. Kupiec-Weglinski¹, X. Wang², Y. Zhai¹
¹Dumont-UCLA Transplant Center, Los Angeles, CA, ²The First Affiliated Hospital of Nanjing Medical University, Nanjing, China
*Purpose: Liver ischemia reperfusion injury (IRI) remains a clinical problem associated with both surgical and non-surgical settings. Innate immune-dominated inflammation drives the pathogenesis of liver…
2019 American Transplant Congress
Estrogen Mediated Protection in Renal Ischemia Reperfusion Injury (IRI) is Extrinsic to the Kidney
D. D. Aufhauser¹, S. J. Concors¹, P. T. Hernandez¹, Z. Wang¹, L. Krumeich¹, D. R. Murken¹, G. Ge¹, W. W. Hancock², M. H. Levine¹
¹Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, ²Pathology, Children's Hospital of Philadelphia, Philadelphia, PA
*Purpose: IRI causes morbidity in renal transplantation and other surgical scenarios. A better understanding of the molecular mechanisms of IRI is required so that strategies…
2019 American Transplant Congress
Intra-Abdominal Hypertension in Simultaneous Pancreas-Kidney Transplantation
T. Ameen, G. Papadakis, R. Punjala, N. Karydis
Nephrology and Transplantation, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom
*Purpose: There have been several reports of raised intra-abdominal pressure (IAP) in solid organ transplantation, including life threatening abdominal compartment syndrome requiring decompressive laparotomy. In…
2019 American Transplant Congress
Improved Transplant Outcomes in Ischemia-Free Liver Transplantation: A Report of the First 30 Cases
X. He, Z. Guo, W. Ju, Q. Zhao, S. Huang, J. Yang, L. Wang, Y. Tang, Z. Zhang, Z. Zhu, L. Yang, Y. Zhu, F. Gong, C. Cai, W. Huang, G. Chen, M. Chen, F. Ji, M. Han, A. Hu, L. Wu, Y. Ma, D. Wang, J. Huang, X. Li
Organ Transplant Center, the First Affiliated Hospital of SYSU, Guangzhou, China
*Purpose: We developed a novel procedure called ischemia-free liver transplantation (IFLT) to bridge liver grafts from donors to recipients without cessation of blood supply. Herein,…
2019 American Transplant Congress
Optimizing a Protocol for Extended Ex-Vivo Extremity Perfusion
C. J. Stewart¹, M. T. Buchko², X. Wang¹, G. Brandacher³, A. Ladak⁴, D. H. Freed², J. Nagendran²
¹Surgery, University of Alberta, Edmonton, AB, Canada, ²Cardiac Surgery, University of Alberta, Edmonton, AB, Canada, ³Plastic and Reconstruction Surgery, Johns Hopkins University, Baltimore, MD, ⁴Plastic Surgery, University of Alberta, Edmonton, AB, Canada
*Purpose: Our objective is to demonstrate that Ex-Vivo Extremity Perfusion (EVEP) of a Vascularized Composite Allograft (VCA) is as effective, or superior, to standard cold…
2019 American Transplant Congress
Graft TIM4 Deficiency Protects Liver from Ischemia Reperfusion Injury: From Mouse to Human
S. Kageyama¹, K. Kadono¹, H. Hirao¹, K. Nakamura¹, T. Ito², K. J. Dery¹, D. Oncel¹, B. Ke¹, F. M. Kaldas², R. W. Busuttil², J. W. Kupiec-Weglinski¹
¹Surgery, Dumont-UCLA Transplant Center, Los Angeles, CA, ²Surgery, Ronald Reagan UCLA Medical Center, Los Angeles, CA
*Purpose: Liver ischemia-reperfusion injury (IRI) is a major risk factor for early graft dysfunction and rejection in orthotopic liver transplantation (OLT). We and others have…