Am J Transplant, Volume 22, Suppl 3 Archives - Page 167 of 190 - ATC Abstracts

2022 American Transplant Congress
Kinetics of dd-cfDNA in Kidney Transplant Recipients Following Sars-CoV-2 Vaccination Booster Administration
N. M. Ali¹, S. Mehta¹, V. Tatapudi¹, A. Mattoo¹, I. Soomro¹, J. Benstein¹, H. Neumann¹, F. Zervou¹, J. Miles², R. Montgomery¹
¹Transplant Institute, NYU Langone Health, New York, NY, ²CareDx, Brisbane, CA
*Purpose: Evolving data suggests booster vaccine doses enhance the immunogenicity of SARS-CoV-2 vaccines in solid organ transplant recipients with higher IgG responses, neutralizing antibodies titers,…
2022 American Transplant Congress
Identification Of A Novel Peripheral Blood Six-gene Signature Diagnosing Subclinical Acute Rejection After Renal Transplantation
H. Zhang, Y. Xu, Y. Wang, X. Hu
Department of Urology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China
*Purpose: Given the insensitivity and nonspecificity of serum creatinine, invasive surveillance biopsies are the main way to detect subclinical acute rejection (subAR) in the absence…
2022 American Transplant Congress
Ex Vivo End Ischemic Hypothermic Oxygenated Perfusion (hope) Versus Static Cold Storage Prior To Liver Transplantation – Preliminary Results Of The Bridge To Hope Pivotal Multicenter Randomized Controlled Clinical Trial On The Safety And Effectiveness Of The Vitasmart Liver Machine Perfusion System (clinicaltrials.gov: Nct05045794)
D. J. Reich¹, A. Schlegel², M. Rizzari³, D. Foley⁴, M. DeVera⁵, W. Chapman⁶, G. Roll⁷, A. Saharia⁸, C. Quintini⁹, S. Florman¹⁰, S. Merani¹¹, S. Mao¹², A. Pinna¹³, M. Akoad¹⁴, C. Kubal¹⁵, S. Alexopoulos¹⁶, H. Bohorquez¹⁷
¹Drexel University, Philadelphia, PA, ²Careggi U, Florence, Italy, ³Henry Ford, Detroit, MI, ⁴U Wisconsin, Madison, WI, ⁵Loma Linda, Loma Linda, CA, ⁶Washington U, Saint Louis, MO, ⁷UCSF, SF, CA, ⁸Methodist, Houston, TX, ⁹Cleveland Clinic, Cleveland, OH, ¹⁰Mount Sinai, NY, NY, ¹¹U Nebraska, Omaha, NE, ¹²Mayo, Jacksonville, FL, ¹³Cleveland Clinic, Weston, FL, ¹⁴Lahey, Burlington, MA, ¹⁵Indiana U, Indianapolis, IN, ¹⁶Vanderbilt, Nashville, TN, ¹⁷Ochsner, New Orleans, LA
*Purpose: Ex vivo end ischemic hypothermic oxygenated machine perfusion (HOPE) is a simple technique to improve liver transplant (LT) results and the donor shortage. HOPE…
2022 American Transplant Congress
Functional Recellularized Patient Derived Endothelium; A Human Vascular Graft Approach
H. Tejeda Mora¹, J. Willemse², Y. den Hartog¹, I. Schurink², M. M. Verstegen², J. de Jonge², R. C. Minnee², M. W. van den Hoogen², C. C. Baan¹, L. J. van der Laan², M. J. Hoogduijn¹
¹Transplant Institute - Internal Medicine, Erasmus Medical Center, Rotterdam, Netherlands, ²Transplant Institute - Department of Surgery, Erasmus Medical Center, Rotterdam, Netherlands
*Purpose: In transplantation, the endothelial lining is the first barrier between the donor organ and recipient immune system. Damaged endothelium exposes extracellular matrix (ECM) molecules…
2022 American Transplant Congress
Single Cell RNAseq Analysis of Liver Transplant Rejection Reveals Highly Restricted TCR Clonal Expansion of Tissue-Resident Memory CD8⁺ T Cells That Persist Despite Corticosteroids and ATG Therapy
A. L. Peters¹, G. Begum¹, K. Roskin², E. Woodle³, D. Hildeman⁴
¹Department of Pediatrics, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, ²Department of Bioinformatics, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, ³Department of Surgery, University of Cincinnati, Cincinnati, OH, ⁴Department of Immunobiology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH
*Purpose: Conventional therapy for liver transplant rejection (corticosteroids and ATG) has remained unchanged for six decades, and is not infrequently met with treatment failure. Here,…
2022 American Transplant Congress
Chronic Ethanol Exposure Prolongs Murine Allograft Survival
D. Swift, M. Ford, W. Kitchens
Department of Surgery, Emory University, Atlanta, GA
*Purpose: Alcoholic liver disease is the leading indication for liver transplantation in the United States, and patients are increasingly transplanted without the traditional six month…
2022 American Transplant Congress
Association Between Allograft Gene Expression and Acute Cellular Rejection Grade in Heart Transplant Recipients
A. Kao¹, K. Haffey², K. T. Gondi³, J. Linard², C. Knutson², K. Morgan², L. Teterina², S. Williams², K. Oreschak⁴, H. Zhang⁴
¹St. Luke's Health System Kansas City Mid America Heart Institute, Kansas City, MO, ²St. Luke's, Kansas City, MO, ³University of Michigan, Ann Arbor, MI, ⁴CareDx, South San Francisco, CA
*Purpose: Endomyocardial biopsy (EMB) remains the gold standard in acute rejection (AR) surveillance in heart transplantation (HT) despite interpretation subjectivity and low concordance rates between…
2022 American Transplant Congress
Generation and Functional Characterization of Bio-Engineered Livers for Heterotopic Implantation in Porcine Model of Acute Liver Failure
A. A. Katane¹, B. P. Amiot², A. R. Stumbras¹, A. Mendenhall¹, N. R. Palumbo¹, A. C. Donepudi¹, J. J. Ross¹, S. L. Nyberg³
¹Miromatrix Medical Inc, Eden Prairie, MN, ²Department of Surgery, Mayo Clinic, Rochester, MN, ³William J. von Liebig Center for Transplantation and Clinical Regeneration, Mayo Clinic, Rochester, MN
*Purpose: Liver transplantation has shown to be an effective therapy for the end-stage liver diseases (ESLD). However, as donor organ shortages increase, organ engineering technology…
2022 American Transplant Congress
Bionic Pancreas – 3D Bioprinting of a Bionic Organ with a Vascular System – Results of Transplantation in Large Animals
M. Wszola¹, M. Klak², A. Berman³, M. Kolodziejska¹, T. Bryniarski¹, G. Tymicki¹, T. Dobrzanski¹, D. Szkopek⁴, K. Roszkowicz-Ostrowska⁵, J. Wolinski⁵, A. Dobrzyn⁶, A. Kaminski⁷
¹Foundation of Research and Science Development, Warsaw, Poland, ²Foundation for Research and Science Development, Warsaw, Poland, ³Polbionica Ltd., Warsaw, Poland, ⁴Institute of Animal Physiology and Nutrition Jan Kielanowski of the Polish Academy of Sciences,, Jabłonna, Poland, ⁵Institute of Animal Physiology and Nutrition Jan Kielanowski of the Polish Academy of Sciences, Jablonna, Poland, ⁶Laboratory of Cell Signaling and Metabolic Disorders, Nencki Institute of Experimental Biology of Polish Academy of Sciences, Warsaw, Poland, ⁷Department of Transplantology and Central Tissue Bank, Medical University of Warsaw, Warsaw, Poland
*Purpose: There is lack organs for transplantation. The transplantation of the pancreas is recommended in diabetes with complications. The combination of cell biology and 3D-bioprinting…
2022 American Transplant Congress
QSant, a Novel Urine Test Monitors Recovery of Allograft Injury After DGF
S. Ghosh¹, H. Tedesco², R. Sarwal¹, N. Titzler¹, W. Yazar¹, M. Nakamura², J. Pestana², M. Sarwal¹
¹Nephrosant, Brisbane, CA, ²Hospital do Rim, Sao Paolo, Brazil
*Purpose: We evaluate urine QSant assay to non-invasively monitor recovery of allograft injury, post delayed graft function(DGF).*Methods: 65 HLA-DR matched, renal allograft recipients, on TAC/MMF/prednisone…