Am J Transplant, Volume 22, Suppl 3 Archives - Page 56 of 190 - ATC Abstracts

2022 American Transplant Congress
Circulating Plasma Proteomics Analysis of CMV Infection in Kidney Transplantation
T. Sigdel¹, P. Boada¹, D. Gjertson², M. Rossetti², B. Fatou³, H. Steen³, J. Schaenman², S. Bunnapradist², E. Reed², M. Sarwal¹
¹UCSF, San Francisco, CA, ²UCLA, Los Angeles, CA, ³Harvard Medical School, Boston, MA
*Purpose: Cytomegalovirus (CMV) infection is a threat to kidney transplantation. We studied circulating host proteome perturbations due to CMV infection in kidney transplantation as it…
2022 American Transplant Congress
Belatacept Augments Mixed Chimerism in a Novel Nonhuman Primate Kidney Transplant Tolerance Induction Protocol
S. C. Kim, C. J. Little, J. H. Fechner, P. J. Chlebeck, J. Post, A. D'Alessandro, D. B. Kaufman
University of Wisconsin, Madison, WI
*Purpose: A novel protocol of antilymphocyte globulin (ATG), tomotherapy-based total lymphoid irradiation (TomoTLI), and adoptive cellular transfer was developed in a preclinical model of MHC-mismatched…
2022 American Transplant Congress
Effector T Cells Potentiate Treg Migration to Allografts
H. Baydoun, M. Fathallah, A. Pena, B. Robinson, G. Camirand
Surgery and Immunology, University of Pittsburgh School of Medicine, Pittsburgh, PA
*Purpose: CD4+ regulatory T cells (Treg) maintain transplantation tolerance through the suppression of immunity in both secondary lymphoid organs and allografts. However, the signals promoting…
2022 American Transplant Congress
Multidimensional Immunological Profiling of CMV Dnaemia in Kidney Transplant Recipients
H. Pickering¹, S. Sen², R. S. Ahn², Z. Qian¹, G. Sunga¹, M. LLamas¹, A. Hoffmann¹, M. Deng¹, S. Bunnapradist³, J. Schaenman⁴, D. W. Gjertson¹, M. Rossetti¹, E. Reed⁵
¹UCLA, Los Angeles, CA, ²University of California Los Angeles, Los Angeles, CA, ³David Geffen School of Medicine, Los Angeles, CA, ⁴David Geffen School of Medicine at UCLA, Los Angeles, CA, ⁵Univ of California LA, Los Angeles, CA
*Purpose: Human cytomegalovirus (CMV) infects over half the global population, leading to a mostly asymptomatic but lifelong infection. Primary infection or reactivation in immunocompromised individuals…
2022 American Transplant Congress
The Ties That Transplant: The Social Network Determinants of the Living Kidney Donor Relationship Distribution
J. Daw
Sociology & Criminology, The Pennsylvania State University, University Park, PA
*Purpose: To describe and explain the distribution of social relationships of living kidney donors to kidney transplant recipients.*Methods: Using an original dataset of transplant candidates…
2022 American Transplant Congress
Impact of Biliary Reconstruction on Tacrolimus Absorption in Pediatric Liver Transplant
M. Chandran¹, D. Yoeli¹, A. Sater², M. Adams¹, F. Karrer¹
¹Children's Hospital Colorado, Aurora, CO, ²University of Colorado, Aurora, CO
*Purpose: Tacrolimus (FK506) oral bioavailability in pediatric liver transplant recipients (LTR) is poor. Enteral FK506 is primarily absorbed in the small intestine and subject to…
2022 American Transplant Congress
Lipid Metabolism Profile of Human Kidneys During Ex Vivo Normothermic Perfusion
J. Yu, I. Palma, S. Adams, J. Sageshima, P. Than, R. Perez
UC Davis Medical Center, Sacramento, CA
*Purpose: The kidney is a highly metabolic organ and lipids are an important energy source. In this study, we examined the lipid profiles of discarded…
2022 American Transplant Congress
Adoptive Transfer OfMesenchymal Stem Cells Activates Hedgehog/SMO/Gli1 Signaling And Inhibits STING-mediated Innate Immune Response In Liver Transplant Inflammatory Injury
D. Xu¹, X. Qu¹, Y. Tian¹, M. Sheng¹, Y. Lin¹, Y. Zhan¹, F. M. Kaldas¹, R. W. Busuttil¹, D. G. Farmer¹, J. W. Kupiec-Weglinski¹, Q. Xia², B. Ke¹
¹Surgery, Dumont - UCLA Transplant Ctr, Los Angeles, CA, ²Liver Surgery, Shanghai Jiaotong University School of Medicine, Shanghai, China
*Purpose: The stimulator of interferon genes (STING) pathway has been recognized as a crucial signaling cascade of the innate immune system. Activation of the Hedgehog…
2022 American Transplant Congress
Apheresis of Deceased Donors: A New Source of Mobilized Peripheral Blood Hematopoietic Stem Cells for Transplant Tolerance
R. A. Sosa¹, T. Mone², B. V. Naini¹, D. B. Kohn³, E. F. Reed¹, K. Wheeler², B. Campo-Fernandez³, A. Davila³, D. J. Chaffin⁴, J. DiNorcia⁵, F. M. Kaldas⁵, A. Cohen², E. Lum⁶, J. L. Veale⁷, N. M. Kogut⁷
¹Pathology and Lab Medicine, UCLA, Los Angeles, CA, ²One Legacy, Los Angeles, CA, ³Microbiology, Immunology and Molecular Genetics, UCLA, Los Angeles, CA, ⁴LifeStream Blood Bank, San Bernadino, CA, ⁵Surgery, UCLA, Los Angeles, CA, ⁶Medicine, UCLA, Los Angeles, CA, ⁷Urology, UCLA, Los Angeles, CA
*Purpose: Solid organ transplantation is the therapy of choice for many patients with end-stage organ failure, but recipients must remain on lifelong immune suppression, leaving…
2022 American Transplant Congress
Reduced CD45RA-CCR7- Tregs Subtypes in Highly Sensitised Patients Associates with a Failure to Regulate Memory IFNγ Production in Response to Donor Alloantigens
C. Dudreuilh¹, S. Basu¹, O. Shaw², H. Burton¹, C. Domingo-Vila¹, T. Tree¹, G. Lombardi¹, C. Scotta¹, A. Dorling¹
¹King's College London, London, United Kingdom, ²Viapath Clinical Transplantation Laboratory, Guy's Hospital, London, United Kingdom
*Purpose: Highly sensitised (HS) patients exhibit worse long-term outcomes after kidney transplantation compared to non-sensitised patients. It has been hypothesised that regulatory T cells (Tregs)…