ATC Abstracts

American Transplant Congress abstracts

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Articles tagged "Fibrosis"

  • 2016 American Transplant Congress

    Everolimus Abrogates C5a and TGFβ Mediated Perycite-to-Myofibroblast Transition (PMT) Inhibiting Vascular Rarefaction.

    G. Castellano, R. Franzin, A. Stasi, C. Divella, L. Gesualdo.

    Department of Emergency and Organ Transplantation, University of Bari, Bari, Italy.

    Microvascular pericytes have detrimental effects on tubulo-interstitial fibrosis via PMT. However, therapeutic strategies that might interfere with this process are currently lacking. We aimed to…
  • 2016 American Transplant Congress

    Delayed Graft Function (DGF) Does Not Accelerate Progression of Fibrosis During the First Year After Deceased Donor Kidney Transplantation.

    R. Heilman, I. Qaqish, M. Smith, H. Khamash, B. Kaplan, K. Reddy.

    Mayo Clinic, Phoenix, AZ.

    BackgroundOur aim was to study the impact of DGF on the progression of interstitial fibrosis during the first post-transplant year.MethodsWe included all patients who received…
  • 2016 American Transplant Congress

    In Vivo and In Vitro Characterization of 1.5 mm Ba2+-Alginate Macro-Encapsulated Cynomolgus Monkey Islets.

    M. Bochenek,1 J. McGarrigle,1 J. Mendoza-Elias,1 E. Marchese,1 M. Nourmohammadzadeh,1 Y. Wang,1 A. Khan,1 M. Omami,1 C.-C. Yeh,1 I. Lacik,2 B. Strand,3 J. Oberholzer.1

    1Transplant Surgery, University of Iliinois at Chicago, Chicago, IL; 2Biomaterials Research, Polymer Institute of the Slovak Academy of Sciences, Bratislava, Slovakia (Slovak Republic); 3Biotechnology, Norwegian University of Science and Technology, Trondheim, Norway.

    Introduction:Micro-encapsulation of islets for the treatment of Type I diabetes has shown limited efficacy in small-scale clinical trials. The lack of success may be related…
  • 2016 American Transplant Congress

    Heparanase: A New Factor Involved in the Pro-Fibrotic Renal Biological Machinery Activated by the Ischemia/Reperfusion (I/R) Injury.

    G. Zaza,1 V. Masola,1 G. Gambaro,2 M. Onisto,3 G. Bellin,1 I. Vlodavsky,4 Z. Abassi,5 A. Lupo.1

    1Renal Unit, Department of Medicine, University of Verona, Verona, Italy; 2Division of Nephrology and Dialysis, Columbus-Gemelli Hospital Catholic University, Rome, Italy; 3Department of Biomedical Sciences, University of Padova, Padova, Italy; 4Cancer and Vascular Biology Research Center, Rappapor Faculty of Medicine, Technion, Haifa, Israel, Italy; 5Department of Physiology and Biophysics, Rappaport Faculty of Medicine, Technion, Haifa, Israel, Italy.

    Ischemia/reperfusion (I/R) is an important cause of acute renal failure and delayed graft function, and it may induce chronic renal damage by activating epithelial to…
  • 2016 American Transplant Congress

    Effect of Conversion to mTOR Inhibition on Allograft Fibrosis in Pediatric Liver Transplantation.

    R. Fischer,1 S. Foster,2 A. Kats,1 W. Andrews,1 R. Hendrickson,1 J. Daniel.1

    1Children's Mercy Hospital, Kansas City, MO; 2University of Kansas Medical Center, Kansas City, KS.

    Background: Serial surveillance biopsies demonstrate post-transplant inflammation and fibrosis in long-surviving liver allografts. These findings can lead to cirrhosis and graft failure. We compared two…
  • 2016 American Transplant Congress

    Role of TGF-β in Ischemia and Reperfusion Injury Induced Renal Fibrosis in Human Proximal Tubular Epithelial Cells.

    R. Kapoor, N. Sheerin, J. Kirby.

    Institute of Cellular Medicine, Newcastle University, Newcastle Upon Tyne, United Kingdom.

    Ischemia-reperfusion injury (IRI) leads to an irreversible damage to the tubular epithelium and promotes acute kidney injury (AKI) that is associated with progressive loss of…
  • 2016 American Transplant Congress

    Renal Fibroblast Activation and Survival by Anti-MHC Class I Antibody: The Role of mTOR Signaling Pathway.

    J. Chen, A. Zmijewska, R. Mannon.

    Medicine/Surgery, University of Alabama at Birmingham, Birmingham, AL.

    Background: Antibody-mediated injury (AMI) is an important contributor to late kidney allograft loss, and is accompanied by interstitial fibrosis (IF) and tubular atrophy (TA). However,…
  • 2016 American Transplant Congress

    The Effect of Spironolactone on Calcineurininhibitor Induced Nephrotoxicity.

    L. Mortensen,1 H. Thiesson,1 C. Bistrup,1 F. Nielsen,3 U. Halekoh,2 B. Jensen,3 N. Marcussen.4

    1Department of Nephrology, Odense University Hospital, Odense, Denmark; 2Department of Biostatistics, University of Southern Denmark, Odense, Denmark; 3Institute of Molecular Medicine, University of Southern Denmark, Odense, Denmark; 4Department of Clinical Pathology, Odense University Hospital, Odense, Denmark.

    Purpose: Evidence points towards activation of the mineralocorticoid receptor (MR) to be involved in CNI nephrotoxicity. The SPIREN trial was designed to test the hypothesis…
  • 2016 American Transplant Congress

    Identification of Biomarkers for Progressive Fibrosis in Renal Transplant Patients Using Novel Chemical Imaging Approaches.

    V. Varma,1 A. Kajdacsy-Balla,1 S. Akkina,2 S. Setty,1 M. Walsh.1

    1Pathology, University of Illinois at Chicago, Chicago, IL; 2Nephrology, University of Illinois at Chicago, Chicago, IL.

    BackgroundThe main treatment for end-stage renal disease is kidney transplantation, however close monitoring of post-transplant biopsies is required to identify subclinical complications. In this study,…
  • 2015 American Transplant Congress

    Morphometry of the Epithelial-Mesenchymal Transition (EMT) in Subsequent Biopsies from Transplanted Kidney

    R. Świder, A. Perkowska-Ptasińska, A. Stachurska, J. Fabijańska-Mitek, R. Zagożdżon, S. Gruca, J. Gołąb, M. Durlik.

    Department of Transplantation Medicine, Medical University, Warsaw, Poland; Department of Transplantation Medicine, Medical University, Warsaw, Poland; Department of Immudohaematology, Centre of Postgraduate Medical Education, Warsaw, Poland; Department of Immudohaematology, Centre of Postgraduate Medical Education, Warsaw, Poland; Department of Immunology, Medical University, Warsaw, Poland; Department of Immunology, Medical University, Warsaw, Poland; Department of Immunology, Medical University, Warsaw, Poland; Department of Transplantation Medicine, Medical University, Warsaw, Poland.

    EMT plays the principal role in the pathogenesis of IF/TA as a consequence in the failure of a transplanted kidney. Many facts suggest that the…
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