Articles tagged "Apoptosis"

2020 American Transplant Congress
Protective Effect of Fucoidan Against Tacrolimus-Induced Nephrotoxicity in LLC-PK1 Cells
H. J. Jang
Surgery, University of Ulsan, Gangneung Asan Hospital, Gangneung, Korea, Republic of
*Purpose: Tacrolimus (FK506) is an immunosuppressant agent that is frequently used to prevent rejection of solid organs upon transplant. However, nephrotoxicity due to apoptosis and…
2020 American Transplant Congress
Predominant Role of Microvascular Injury and Rarefaction Function as Drivers of Progressive Renal Damage and Fibrosis Post Mild and Severe Acute Ischemia-Reperfusion Injury
S. Lan¹, B. Yang¹, J. Sabo-Vatasescu², M. Bourgault², A. Karakeussian-Rimbaud³, J. Turgeon³, S. Qi¹, N. Patey⁴, M. Dieudé⁵, M. Hébert¹
¹Medicine Faculty, CRCHUM, CDTRP, University of Montreal, Montreal, QC, Canada, ²CRCHUM, Montreal, QC, Canada, ³CRCHUM, CDTRP, Montreal, QC, Canada, ⁴Medicine Faculty, CRCHUM, Saint Justine Hospital, University of Montreal, Montreal, QC, Canada, ⁵CRCHUM, CDTRP, University of Montreal, Montreal, QC, Canada
*Purpose: Ischemia-reperfusion injury (IRI) is a major risk factor for chronic renal failure. Here, we characterize the different cell deaths in tubular and microvascular compartments…
2020 American Transplant Congress
Caspase-1 Knockout Mice Have Increased Survival after Cold Ischemia in a Murine Kidney Transplant Model
S. Jain¹, R. Plenter², T. Nydam², A. Jani¹
¹Renal, University of Colorado, Aurora, CO, ²Transplant Microsurgery Program, University of Colorado, Aurora, CO
*Purpose: Prolonged cold ischemia (CI) is a known risk factor for acute kidney injury (AKI) after kidney transplantation. However, the mechanism by which CI leads…
2020 American Transplant Congress
Immunomodulation with FasL Presenting Biomaterials Achieves Long-Term Survival of Allogeneic Islets in the Absence of Chronic Immunosuppression in a Non-Human Primate Model
J. Lei¹, H. Deng¹, T. Chen¹, K. Lee¹, C. Peters¹, Z. Yang¹, K. Deng¹, G. Rickert¹, I. Rosales¹, N. Serifis¹, M. Coronel², M. Hunckler², E. Yolcu³, H. Shirwan³, A. García², J. Markmann¹
¹Surgery, Mass General, Boston, MA, ²School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, ³School of Mechanical Engineering, University of Louisville School of Medicine, Louisville, KY
*Purpose: The full potential of islet transplantation will only be realized by the development of tolerogenic strategies that obviate the need for maintenance immunosuppressants. We…
2020 American Transplant Congress
3D Bioprinted Intrahepatic Cholangiocarcinoma Model and 7-Day Perfusion with Gemcitabine and Cisplatin: Modeling the Tumor Microenvironment and Response to Chemotherapy
A. M. Chen¹, W. Zhang¹, J. Sterner², L. Kennedy³, A. Isidan¹, E. Gramelspacher¹, H. L. Francis³, G. Alpini³, L. J. Smith², P. Li¹, B. Ekser¹
¹Division of Transplant Surgery - Indiana University, Indianapolis, IN, ²3D Bioprinting Core and Department of Radiology and Imaging Sciences - Indiana University, Indianapolis, IN, ³Division of Gastroenterology, Richard L. Roudebush VA Medical Center and Indiana University, Indianapolis, IN
*Purpose: Over 8,000 patients are newly diagnosed with cholangiocarcinoma (CCA) in the United States each year.Understanding the CCA microenvironment will facilitate the development of novel…
2019 American Transplant Congress
Predominant Role of Microvascular over Tubular Injury as Driver of Progressive Renal Damage and Fibrosis Post Ischemia Reperfusion Injury
S. Lan¹, B. Yang¹, M. Dieudé¹, J. Sabo-Vatasescu², A. Karakeussian-Rimbaud², J. Turgeon², S. Qi³, N. Patey⁴, M. Hébert¹
¹Medicine Faculty, CRCHUM, University of Montreal, Montreal, QC, Canada, ²CRCHUM, Montreal, QC, Canada, ³Department of Surgery, CRCHUM, University of Montreal, Montreal, QC, Canada, ⁴Department of Pathology and Cell Biology, CHU Saint-Justine, University of Montreal, Montreal, QC, Canada
*Purpose: Ischemia-reperfusion injury (IRI) is a major risk factor for allograft dysfunction and chronic renal failure. Although tubular epithelial cells (TEC) are considered the main…
2019 American Transplant Congress
Hypothermic Protection Attenuates Kidney Injury in Renal Ischemia-Reperfusion Injury via Phosphorylation of ERK
D. Choi¹, J. Jeong², K. Lee¹, K. Na¹, Y. Chang³, Y. Ham¹, J. Jeon¹, H. Kim¹
¹Nephrology, Chungnam National University, Daejeon, Korea, Republic of, ²Medical Science, Chungnam National University, Daejeon, Korea, Republic of, ³Nephrology, Catholic University of Korea, Daejeon, Korea, Republic of
*Purpose: Hypothermia attenuates the renal injury induced by ischemia-reperfusion. However, the detailed molecular pathway remains unknown. ERK and HIF1 are known to protect against ischemia-reperfusion…
2019 American Transplant Congress
CD38 Inhibition: A Novel Target for Hepatic Ischemia Reperfusion Injury
C. Akateh¹, B. F. Reader¹, Y. Lee¹, J. Kim¹, K. Maynard¹, K. W. Washburn¹, J. L. Zweier², B. A. Whitson¹, S. M. Black¹
¹Surgery, The Ohio State University Wexner Medical Center, Columbus, OH, ²The Ohio State University Wexner Medical Center, Columbus, OH
*Purpose: Ischemia/reperfusion injury (IRI) is a major source of injury during many surgical procedures on the liver, and severe IRI can lead to post-hepatectomy liver…
2019 American Transplant Congress
Normothermic Ex Situ Liver Perfusion with Different Clinical Perfusates and Their Effect on Pig Liver Transplant Outcomes in a Donation after Circulatory Death Model
I. Linares-Cervantes, D. Kollmann, T. Goto, J. Echeverri, M. Kaths, M. Hamar, P. Urbanellis, L. Mazilescu, R. Rosales, C. Bruguera, F. Oquendo, S. Ganesh, O. Adeyi, P. Yip, N. Selzner, M. Selzner
Toronto General Hospital, Toronto, ON, Canada
*Purpose: Human-albumin/Dextran (HA-D), Bovine-gelatin (BG) and packed red blood cells plus plasma have been used in European and North-American clinical trials of normothermic ex-situ liver…
2019 American Transplant Congress
Human Mesenchymal Stem Cells Inhibits Hypoxia-Induced Islets Apoptosis via Regulation of Autophagy
R. Pengfei, X. Yuzhi
The Third Xiang Ya Hospital,Central South University, ChangSha, China
*Purpose: Xenotransplantation of porcine islets has been an emerging and effective option for clinicians to treat type 1 diabetes recently. Comparing with other damage, hypoxic…