Abstracts Archive - Page 815 of 1683 - ATC Abstracts

2018 American Transplant Congress
Prolongation of Skin Allograft Survival through Dietary Supplementation of Ayrl Hydrocarbon Receptor Ligands
A. Afrazi, L. Owens, J. Fechner, C. O'Driscoll, J. Mezrich.
Transplant Surgery, University of Wisconsin, Madison, WI.
The Aryl Hydrocarbon Receptor (AHR) is a cytosolic transcription factor with numerous endogenous and xenobiotic ligands playing a key role in a number of cellular…
2018 American Transplant Congress
Long Noncoding RNA NEAT1 Induces Tolerogenic Dendritic Cells in Heart Transplantation
J. Wu,^1,2 Y. Zheng,^1,2 S. Li,^1,2 M. Zhang,^1,2 H. Zhang,^1,2 X. Zheng,^1,2 Y. Sun,^1,2 B. Yu.^1,2
¹Department of Cardiology, The Second Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang, China; ²The Key Laboratory of Myocardial Ischemia, Harbin Medical University, Ministry of Education, Harbin, Heilongjiang, China.
Purpose: Tolerogenic dendritic cells have been gaining interest as an efficient means of promoting antigen-specific tolerance in organ transplantation. Long noncoding RNA NEAT1 plays an…
2018 American Transplant Congress
Heart En Bloc Thymus Cotransplantation in NHPs Controls Cellular but Not Humoral Alloreactivity
W. Sommer, J. O., K. Pruner, J. Paster, M. Hanekamp, A. Dehnadi, I. Rosales, R. Smith, R. Colvin, G. Benichou, J. Allan, J. Madsen.
Massachusetts General Hospital, Boston.
Background: We have achieved tolerance of cardiac allografts in Cynomolgus monkeys for the first time by using a mixed chimerism-based conditioning protocol and by co-transplanting…
2018 American Transplant Congress
CD4⁺CD25^bright Regulatory T Cells Prevent Acute Xenogeneic GVHD
Y. Huang, A. Merchak, H. Xu, A. Chhabra, A. Khalil, Y. Wen, M. Binion, M. Badder, L. Kahn, S. Ildstad.
Institute for Cellular Therapeutics, University of Louisville, Louisville, KY.
Graft-versus-host disease (GVHD) is a major complication and limitation to the broad application of hematopoietic stem cell transplantation. Cell therapy has emerged as a promising…
2018 American Transplant Congress
Thymus Co-Transplantation Promotes Donor-Specific Tolerance in Allogeneic Heart Transplantation
J. Kwun,¹ J. Li,² C. Rouse,³ J. Park,¹ A. Kirk,¹ L. Markert.²
¹Surgery, Duke University, Durham, NC; ²Pediatrics, Duke University, Durham, NC; ³Laboratory Animal Resources, Duke University, Durham, NC.
Background: Allogeneic thymus has been investigated to achieve donor-specific tolerance in organ transplantation. Often thymus co-transplantation induces long-term graft survival in immunodeficient and total lymphoid…
2018 American Transplant Congress
Renal Allograft Molecular Pathways Associated with Tolerance Induction in Renal Transplantation
L. Gallon,¹ J. Mathew,¹ S. Bontha,² C. Dumur,² P. Dalal,¹ L. Nadimpalli,¹ D. Maluf,² A. Shetty,¹ S. Ildstad,³ J. Leventhal,¹ V. Mas.²
¹Department of Medicine-Nephrology, Northwestern University, Chicago, IL; ²Department of Surgery, University of Virginia, Charlottesville, VA; ³Departments of Surgery, Physiology and Immunology, University of Louisville, Louisville, KY.
Background: Chronic exposure to immunosuppressive agents for organ transplant results in graft nephrotoxicity, infections and malignancies We have established durable immune tolerance in mismatched related…
2018 American Transplant Congress
Vendor-Specific Differences in Identical Strains of Mice Yield Dichotomous Result in Lung Allograft Rejection
Y. Guo, Q. Wang, O. Onyema, A. Gelman, D. Kreisel, A. Krupnick.
Surgery, University of Virginina, Charlottesville, VA; Surgery, Washington University in St. Louis, St. Louis, MO.
Intro: Orthotropic transplantation of murine lung allografts has paved the way for mechanistic studies of pulmonary tolerance and rejection but discrepancies have been reported by…
2018 American Transplant Congress
IL23R is a Pathogenic Gene in Type 1 Regulatory T Cells during Mouse Cardiac Transplantation Models
G. Gu, T. Lu, N. Xu, Q. Xia.
Department of Liver Surgery, Renji Hospital, Affiliated by Shanghai Jiaotong University School of Medicine, Shanghai, China.
IL23R has been confirmed to be a pathogenic gene in Th17 cells. However, its role in type 1 regulatory T cells (Tr1 cells) is not…
2018 American Transplant Congress
Tipping the “Immune Balance” towards Tolerance by Specific and Systematic Depletion of Donor and Host Effector Cells
R. Bascom, K. Tao, L. West.
Alberta Transplant Institute, Canadian National Transplant Research Program, University of Alberta, Edmonton, Canada.
Purpose: To induce robust transplant tolerance in neonates with fully allogeneic spleen and bone marrow cells (SC/BMC) it is crucial to define the complex interplay…
2018 American Transplant Congress
Organ-Specific Differences in a Thymoglobulin and Belatacept-Based Protocol for Tolerance Induction in Non-Human Primates
W. Sommer, J. O., K. Robinson, A. Dehnadi, M. Hanekamp, I. Rosales, K. Pruner, R. Smith, R. Colvin, T. Kawai, G. Benichou, J. Madsen, J. Allan.
Massachusetts General Hospital, Boston.
In non-human primate lung transplantation, allograft acceptance has been achieved using a delayed mixed-chimerism approach consisting of 4 months of triple-drug immunosuppression followed by donor…