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Articles tagged "Inflammation"

  • 2015 American Transplant Congress

    Inflammatory Profiling of Hypothermic Machine Pumped Kidney Allografts

    J. Cohen, E. Ratigan, A. Shigeoka, R. Steiner, L. Stocks, D. McKay.

    Medicine, University of California, San Diego, La Jolla, CA.

    Background:Pulsatile Hypothermic Machine Perfusion (MP) offers an opportunity to define inflammatory molecules generated during renal ischemia. This study reports on allografts pumped at our OPO,…
  • 2015 American Transplant Congress

    Allogeneic Monocyte–Endothelial Cell Interaction Plays a Critical Role in Initiating Early Pro-Fibrosis Responses

    E. Gall, H. Xu, K. Samy, A. Kirk.

    Surgery, Duke University Medical Center, Durham, NC.

    Chronic allograft nephropathy (CAN), characterized by interstitial fibrosis, vascular intimal thickening, and glomerulosclerosis, has remained as leading cause of allograft failure. The role of innate…
  • 2015 American Transplant Congress

    Relations Among Hyperuricemia, Inflammation, Oxidative Stress and Arterial Stiffness in Renal Transplant Recipients

    B. Gurlek Demirci,1 S. Sezer,1 M. Erkmen Uyar,1 Z. Bal,1 E. Tutal,1 F. Ozdemir Acar,2 M. Haberal.3

    1Department of Nephrology, Baskent University Faculty of Medicine, Ankara, Turkey; 2Department of Nephrology, Baskent University Faculty of Medicine, Istanbul, Turkey; 3Department of General Surgery, Baskent University Faculty of Medicine, Ankara, Turkey.

    Purpose: Uric acid is the end product of purine metabolism and has well known anti-oxidant effects. Superoxide dismutase (SOD) and malondialdehyde (MDA) are well-known antioxidant…
  • 2015 American Transplant Congress

    Ischemia Reperfusion Injury in Orthotopic Liver Transplantation Primes the Adaptive Immune Response and Generation of Proinflammatory Cytokines

    A. Zarrinpar,1 P. Rao,2 C. Lassman,2 V. Agopian,1 F. Kaldas,1 D. Farmer,1 R. Busuttil,1 Y. Zhai,1 J. Kupiec-Weglinski,1 E. Reed.2

    1Surgery, University of California, Los Angeles, Los Angeles, CA; 2Pathology and Lab Medicine, University of California, Los Angeles, Los Angeles, CA.

    Background: Transplanted organs are exquisitely susceptible to effects of ischemia/reperfusion injury (IRI), an immune-mediated process that occurs during transplantation and beyond. Recipient and graft outcomes,…
  • 2015 American Transplant Congress

    The Molecular Landscape of Atrophy-Fibrosis in Human Kidney Transplants: The Dominant Role of Acute Parenchymal Injury

    J. Venner, P. Halloran.

    University of Alberta, Edmonton, Canada.

    We studied the effect of time post-transplant on atrophy-fibrosis (AF) and molecular associations with AF in 703 kidney transplant indication biopsies (bx) 3 days to…
  • 2015 American Transplant Congress

    HO-1 Modified Macrophages Promote Autophagy by Activating Sirt1/TGF-β/Smad4 Signaling in Ischemia-Stressed Mouse Liver Transplants

    S. Yue, J. Huang, K. Nakamura, M. Zhou, X.-D. Shen, R. Busuttil, B. Ke, J. Kupiec-Weglinski.

    Dumont-UCLA Transplant Ctr, Dept. of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA.

    Background: Although heme oxygenase-1 (HO-1) is known to induce alternative macrophage activation towards an anti-inflammatory M2 phenotype, the underlying mechanisms remain elusive. Autophagy may play…
  • 2015 American Transplant Congress

    Characterization of Natural T Effector Memory Cells Specific for Collagen type V, k-α-1-Tubulin and Vimentin

    J. Sullivan,1 D. Wilkes,2 T. Mohanakumar,3 W. Burlingham.1

    1Surgery, University of Wisconsin, Madison, WI; 2Medicine, Indiana University, Indianapolis, IN; 3Surgery, Washington University, St. Louis, MO.

    Background: Injury and repair processes are highly controlled, common occurrences of healthy tissue remodeling. During this process, cellular antigens that are not normally exposed to…
  • 2015 American Transplant Congress

    CD3+CD4+ROR gamma t+ TH17 Cells Do Not Play a Critical Role in Islet Allograft Rejection

    M. Koulmanda, Z. Fan.

    Medicine, The Transplant Institute, Beth Israel Deaconess Medical Center, Boston, MA.

    We have developed a “color-coded” adoptive transfer model for T cell subset identification that enables serial analysis of islet allograft infiltrating yellow induced regulatory T…
  • 2015 American Transplant Congress

    Proteasome Inhibition by Bortezomib Prevents Early Graft Failure After Pancreatic Islet Transplantation

    H. Ono,1 Y. Asahi,1 T. Yoshida,1 Y. Koshizuka,1 M. Watanabe,1 U. Tomaru,2 S. Emoto,1 M. Fukai,3 A. Taketomi,1 S. Todo,4 K. Yamashita.3

    1Gastroenterological Surgery1, Hokkaido University Graduate School of Medicine, Sapporo, Japan; 2Department of Pathology, Hokkaido University Graduate School of Medicine, Sapporo, Japan; 3Department of Transplant Surgery, Hokkaido University Graduate School of Medicine, Sapporo, Japan; 4St Mary's Hospital, Kurume, Japan.

    Background: Islet graft loss caused by injurious inflammatory and innate immune responses, is a major obstacle in pancreatic islet transplantation (PIT). In this pathophysiology, the…
  • 2015 American Transplant Congress

    Inflammasome Activation in Hepatocytes and Kupffer Cells Orchestrates the Hepatotoxic Effect of Bile Acids and Can Be Potential Target in the Management of Cholestatic Liver Injury

    X. Liu,1 T. Ma,1 T. Billiar,2 R. Tao.1

    1Department of Hepatobiliary-Pancreatic Surgery, Zhejiang Provincial Peoples' Hospital, Hangzhou, Zhejiang Province, China; 2Department of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.

    Purpose: Cholestatic liver injury (CLI) is commonly associated with many hepatobiliary diseases and substantially increases the peri-operative morbidity and mortality in liver surgery and transplantation.…
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