Articles tagged "Tolerance"

2018 American Transplant Congress
Ex-Vivo Pretreatment of Islets with Mitomycin-C Have a Potential to Induce Specific Immune Response for Peripheral Tolerance
N. Sato, A. Kenjo, T. Kimura, R. Okada, T. Ishigame, Y. Kofunato, J. Watanabe, M. Muto, S. Suzushino, T. Shimura, S. Marubashi.
Hepato-Biliary-Pancreatic and Transplant Sugery, Fukushima Medical University, Fukushima, Japan.
Background.Our previous study demonstrated that ex-vivo Mitomycin-C(MMC) pretreatment of islets reduced immunogenicity, enhancing graft survival without immunosuppression(IS). However, it is still unclear whether donor specific…
2018 American Transplant Congress
DAP12 and Its Triggering Co-Receptor TREM2 Play Key Roles in Regulation of Mouse and Human Liver DC Function and Control of Liver Ischemia-Reperfusion Injury
T. Nakao,¹ Y. Ono,¹ H. Dai,¹ A. Perez-Gutierrez,¹ G. Camirand,¹ H. Huang,¹ D. Geller,^1,2 A. Thomson.^1,3
¹Thomas E. Starzl Transplantation Institute, University of Pittsburgh School of Medicine, Pittsburgh, PA; ²Liver Cancer Center, University of Pittsburgh Medical Center, Pittsburgh, PA; ³Department of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, PA.
Background: Liver interstitial dendritic cells (DCs) have been implicated in the control of liver ischemia/reperfusion injury (IRI) and in the induction of liver transplant tolerance.…
2018 American Transplant Congress
Transplantation Tolerance Prevents CMV Reactivation and Preserves Kidney Allograft Function in a D+/R- Transplant Setting
A. Dangi,¹ J-.J. Wang,² M. Burnette,¹ Z. Zhang,² X. Luo.^1,2
¹Division of Nephrology and Hypertension, Department of Medicine, Northwestern University, Chicago, IL; ²Comprehensive Transplant Center, Department of Surgery, Northwestern University, Chicago, IL.
Background: Immune responses to cytomegalovirus (CMV) infection may precipitate acute/chronic graft rejection in immunocompromised transplant recipients. CMV infection can be primary or its reactivation from…
2018 American Transplant Congress
Development of Post-Transplant DSA Following Immunosuppression Minimization/Withdrawal in Liver Transplant Recipients
V. Jucaud,¹ A. Shaked,² M. DesMarais,³ P. Sayre,³ M. Everly.¹
¹Terasaki Research Institute, Los Angeles; ²University of Pennsylvania, Philadelphia, PA; ³Immune Tolerance Network, Seattle, WA.
Despite the allograft-risk associated with DSA, the development of post-transplant HLA donor-specific antibody (DSA) is not well described in liver transplant (LT) patients undergoing immunosuppression…
2018 American Transplant Congress
High Fibre Diet Induces Donor Specific Kidney Allograft Tolerance in Mice
H. Wu,^1,2 T. Kwan,² Y. Loh,² C. Wang,² L. Macia,² S. Alexander,^2,3 S. Chadban.^1,2
¹Renal Medicine, Royal Prince Alfred Hospital, Sydney, Australia; ²University of Sydney, Sydney, Australia; ³The Children Hospital at Westmead, Sydney, Australia.
Aim: To investigate the impact of high fibre (HF) diet or dietary supplementation with the short chain fatty acid sodium acetate (SA) on kidney allograft…
2018 American Transplant Congress
α-1 Antitrypsin Facilitate Apoptosis Donor Cells Inducing Donor Specific Protection to Mice Cardiac Allografts
G. Chen, X. Lai, L. Qiu, Y. Zhao, S. Yu, C. Wang, J. Zhang, F. Ning, L. Chen.
Organ Transplant Center, The First Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China.
Previous study has shown that intravenous infusion of ethylene carbodiimide fixed donor splenocytes(ECDI-SPs) can induce tolerance of mice cardiac allografts with rapidly apoptosis of ECDI-SPs…
2018 American Transplant Congress
Durable Donor Hematopoetic Stem Cell (HSC) Chimerism is Associated with Protection from Native Renal Disease Recurrence in Recipients of Combined HSC/Kidney Transplants
J. Leventhal,¹ L. Gallon,¹ J. Mathew,¹ J. Miller,¹ D. Stare,¹ S. Ildstad.²
¹Northwestern U, Chicago; ²U Louisville, Louisville.
Recurrence of the original cause of ESRD has been observed in trials of tolerance induction for kidney transplantation (KTx) where donor HSC have been used…
2018 American Transplant Congress
An Effective Tolerance Approach for Porcine Islet Xenotransplantation in Humanized Mice
F. Lee,¹ A. Dangi,¹ M. Burnette,¹ X. Zhang,¹ B. Hering,² X. Luo.¹
¹Comprehensive Transplant Center, Northwestern University, Chicago, IL; ²Diabetes/Endocrinology, Diabetes Institute, Minneapolis, MN.
Purpose: Tolerance for pig-to-human islet transplantation could render a feasible and sustainable cure for T1D. We have previously described a triple therapy (TT) approach consisting…
2018 American Transplant Congress
Enhancement of Intrinsic Apoptosis via Bcl-2 Inhibition Promotes Induction of Robust Mixed Chimerism and Renal Allograft Tolerance without Myelosuppression in Nonhuman Primates
T. Oura,¹ A. Dehnadi,¹ I. Rosales,¹ H. Sasaki,¹ P. Cippa,² R. Fehr,² A. Cosimi,¹ T. Kawai.¹
¹Surgery, Center for Transplantation Science, Massachusetts General Hospital, Boston, MA; ²Medicine, University of Zurich, Zurich, Switzerland.
Background: Successful induction of mixed chimerism (MC) and renal allograft tolerance has been achieved in both nonhuman primate (NHP) and man following conditioning that included…
2018 American Transplant Congress
Results of LITMUS (NCT 02541916): The Liver Immune Tolerance Bio Marker Utilization Study
A. Chruscinski,¹ V. Rojas-Luengas,¹ A. Issacher,¹ J. Luo,⁴ H. Yowanto,⁴ N. Selzner,¹ L. Lilly,¹ R. Smith,¹ E. Renner,¹ J. Zhang,¹ D. Grant,¹ O. Adeyi,¹ H. Atkins,² P. Juni,³ G. Levy.¹
¹Multi Organ Transplant Program, University Health Network, Toronto, ON, Canada; ²The Ottawa Hospital Blood and Marrow Transplant Program, The Ottawa Hospital, Ottawa, ON, Canada; ³Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, ON, Canada; ⁴SCIEX, Brea, CA.
Background: Previously we reported a novel biomarker gene set for the identification of tolerance in murine models of rapamycin-induced cardiac tolerance and spontaneous hepatic tolerance.…