Articles tagged "Ischemia"

2018 American Transplant Congress
Serelaxin-Notch1 Signaling Promotes Macrophage M2 Differentiation and Alleviates Hepatocellular Damage in Orthotopic Liver Transplantation: From Mouse-to-Human
S. Kageyama,¹ K. Nakamura,¹ B. Ke,¹ R. Sosa,² E. Reed,² F. Kaldas,¹ R. Busuttil,¹ J. Kupiec-Weglinski.¹
¹Surgery, Liver Transplant, UCLA, Los Angeles, CA; ²Pathology, UCLA, Los Angeles, CA.
Background/Aim: We have documented crucial role of macrophage Notch1 signaling in a mouse warm hepatic ischemia-reperfusion injury (IRI) model. However, its clinical relevance or therapeutic…
2018 American Transplant Congress
TGR5-Mediated AMPK/mTOR Signaling Regulates Macrophage Migration and Polarization in Liver Ischemia Reperfusion
S. Zhou, H. Zhou, R. Liu, F. Zhang, X. Wang, L. Lu.
Liver Transplantation Center, First Affiliated Hospital, Nanjing Medical University, Nanjing, Jiangsu, China.
Background: Although the plasma membrane-bound G protein–coupled bile acid receptor (TGR5) exerts protective roles in various inflammatory diseases, little is known about the effects and…
2018 American Transplant Congress
Assessing Necroptosis in Brain Dead Kidney Donors: Implications for Predicting Recipient Outcomes
A. Zmijewska, J. Murphy, J. Chen, J. Zmijewski, R. Mannon.
Medicine, University of Alabama at Birmingham, Birmingham, AL.
Introduction: Kidney graft transplant obtained from Brain Dead Donors (BDD) is more frequently associated with development of delayed graft function (DGF) and higher risk of…
2018 American Transplant Congress
Histone Deacetylase Inhibition Mitigates Limb Ischemia Reperfusion Injury
S. Concors,¹ D. Aufhauser,¹ D. Murken,¹ Z. Wang,¹ G. Ge,¹ T. Bhatti,⁴ W. Hancock,^3,4 M. Levine.^1,2
¹Surgery, University of Pennsylvania, Philadelphia, PA; ²Surgery, Children's Hospital of Philadelphia, Philadelphia, PA; ³Pathology and Laboratory Medicine, University of Pennsylvania, Philadelphia, PA; ⁴Pathology and Laboratory Medicine, Children's Hospital of Philadelphia, Philadelphia, PA.
Introduction: Vascular composite allotransplantation (VCA) of the limb involves cold and warm ischemia, further limiting organ availability beyond the constraints of blood type, HLA compatibility,…
2018 American Transplant Congress
Double Deficiency of Gelatinase-A and Gelatinase-B Does Not Protect against Hepatic Ischemia Reperfusion Injury
S. Duarte, P. Matian, S. Ma, R. Busuttil, A. Coito.
Dumont-UCLA Transplant Center, Los Angeles.
Gelatinases, consisting of gelatinase A (MMP-2; 72 KDa) and gelatinase B (MMP-9; 92KDa), are a subgroup of matrix metalloproteinases (MMPs) with key roles in a…
2018 American Transplant Congress
Comparison of Temperatures for Optimal Preservation of Donor Kidneys during Oxygenated Pulsatile Perfusion
R. Bhattacharjee,¹ M. Richard-Mohamed,² A. Ruthirakanthan,³ R. Mayer,² S. Luke,³ H. Sharma,² M. TunAbraham,² B. Alharbi,² A. Haig,² P. Luke.^1,2,3
¹Matthew Mailing Centre for Translational Transplant Studies, London Health Sciences Centre, London, ON, Canada; ²Multi-Organ Transplant Program, London Health Sciences Centre, London, ON, Canada; ³Western University, Canada, London, ON, Canada.
Background. The current methods of preserving DCD renal allografts in either static cold solution or hypothermic pulsatile perfusion are unable to adequately protect the kidney…
2018 American Transplant Congress
Recombinant Thrombomodulin alpha Attenuates Kidney Graft Damage after Long Cold Ischemia Time in a Rat Kidney Transplant Model
S. Tamaki,¹ K. Shinoda,¹ M. Shimoda,² S. Morita,¹ H. Asanuma,¹ M. Oya.¹
¹Urology, Keio University School of Medicine, Tokyo, Japan; ²Pathology, Keio University School of Medicine, Tokyo, Japan.
Objectives: Thrombomodulin (TM) extensively expresses on the endothelial cells in the steady state and is known to prevent hypercoagulation via combining with thrombin and inactivating…
2018 American Transplant Congress
Cardiac Grafts from Insulin Resistant Donors Trigger a Heightened Immune Response via Excessive Induction of Autophagy
S. Cai,¹ J. Miao,² A. Chandraker.¹
¹Transplantation Research Center, Renal Division, Brigham and Women's Hospital, Boston, MA; ²Division of Endocrinology, Boston Children's Hospital, Boston, MA.
Background Heart transplantation remains the treatment of choice for many patients with medically refractory heart failure. The use of organs from patients with insulin resistant…
2018 American Transplant Congress
Exenatide Reduces Ischemia/Reperfusion Injury in Donation after Cardiac Death Rat Kidney Transplantation
H. Yang,¹ Y. Shi,² X. Li,¹ C. Long,¹ Z. Xu,¹ L. Luo,¹ W. Luo,¹ Y. Zhang,¹ T. Zeng,³ M. Chen,⁴ H. Li,⁵ Z. Wang.⁵
¹Department of Organ Transplantation, People's Hospital of Jiangxi Province, Nanchang, Jiangxi Province, China; ²Department of Pathology, Central Hospital of Wuhan, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei Province, China; ³Department of Urologic Surgery, People's Hospital of Jiangxi Province, Nanchang, Jiangxi Province, China; ⁴Department of Vascular Surgery, People's Hospital of Jiangxi Province, Nanchang, Jiangxi Province, China; ⁵Department of Urologic Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei Province, China.
Background: Exenatide provide protection against warm Ischemia/Reperfusion Injury (IRI) in the rat heart and kidney. We hypothesized that Exenatide reduces IRI in a rat donation…
2018 American Transplant Congress
Linking Donor Ischemia Reperfusion Injury (IRI) to Costimulatory Blockade Resistant Murine Heart Graft Rejection through Complement-Initiated Necroptosis
R. Ang, N. Chun, A. Ting, P. Heeger.
Immunology Institute, Translational Transplant Research, Icahn School of Medicine at Mount Sinai, New York, NY.
We previously showed that prolonged cold ischemic storage (CIS) of donor B6 hearts results in complement dependent, CTLA4Ig-resistant rejection in BALB/c recipients. In this system,…