Abstracts Archive - Page 447 of 1683 - ATC Abstracts

2020 American Transplant Congress
Development of a Novel Multidrug Combination to Defat Steatotic Rat Liver via Normothermic Machine Perfusion
M. Xu¹, F. Zhou¹, O. Ahmed¹, G. Upadhya¹, J. Jia¹, C. Lee¹, J. Xing¹, L. Ye¹, S. Shim¹, Z. Zhang¹, K. Byrnes², B. Wong¹, J. Kim¹, Y. Lin¹, W. Chapman¹
¹Surgery, Washington University, St. Louis, MO, ²Pathology and Immunology, Washington University, St. Louis, MO
*Purpose: Hepatic steatosis is now the leading cause of liver discards in deceased donors. Previous studies (Yarmush et al., Y defatting) have successfully reduced the…
2020 American Transplant Congress
Ischemic and Perfused Kidney Treated with Non-Cultured Adipose-Derived Regenerative Cells Increase the Immune and Regulatory Transcriptome
R. Lathan¹, R. Ghita¹, R. Touyz¹, M. Clancy², P. Mark¹
¹Institute of Cardiovascular and Medical Sciences, University of Glasgow, Glasgow, United Kingdom, ²Renal Transplant Unit, Queen Elizabeth University Hospital, Glasgow, United Kingdom
*Purpose: Studies in our rat model of ischemic reperfusion injury (IRI) demonstrate improved kidney function post injection of non-cultured autologous adipose-derived regenerative cells (ADRC). The…
2020 American Transplant Congress
Epithelial To Mesenchymal Transition Mediates Engraftment Of Endoderm And Hepatic Progenitor Cells In The Quiescent Liver
W. S. Fagg¹, N. Lui², L. Patrikeev³, O. Saldarriaga*⁴, H. Lerner-Stevenson⁵, V. Popov⁶, M. Motamade³, J. H. Fair¹
¹Surgery, University of Texas Medical Branch, Galveston, TX, ²Surgery, Naiyou Lui, Galveston, TX, ³Ophthalmology, University of Texas Medical Branch, Galveston, TX, ⁴Pathology, Omar Saldarriaga, Galveston, TX, ⁵pathology, University of Texas Medical Branch, Galveston, TX, ⁶Pathology, University of Texas Medical Branch, Galveston, TX
*Purpose: Stem cell transplantation to the liver is a promising therapeutic strategy for a variety of disorders. Hepatocyte transplantation has short term efficacy, but can…
2020 American Transplant Congress
Prolonged Functional Human 3D Liver Organoids as an In Vitro Liver Disease Model
W. Zhang¹, A. Isidan¹, A. M. Chen¹, L. J. Smith², H. L. Francis³, G. Alpini³, E. Gramelspacher¹, P. Li¹, B. Ekser¹
¹Division of Transplant Surgery - Indiana University, Indianapolis, IN, ²3D Bioprinting Core and Department of Radiology and Imaging Sciences - Indiana University, Indianapolis, IN, ³Division of Gastroenterology, Richard L. Roudebush VA Medical Center and Indiana University, Indianapolis, IN
*Purpose: Animal models used for evaluating the mechanisms of liver disease do not fully mimic the complex architecture and metabolic functions of the human liver.…
2020 American Transplant Congress
Building Kidneys from Stem Cells for Transplantation
I. M. Rogers¹, J. Whiteley², T. Chow², T. Bongolan², L. Mazilescu³, P. Urbanellis³, S. Ganesh³, M. Selzner³
¹Physiology, University of Toronto, Toronto, ON, Canada, ²LTRI-Sinai Health System, Toronto, ON, Canada, ³MOTU, University Health Network, Toronto, ON, Canada
*Purpose: Our vision is to build a human kidney by combining human stem cells with porcine kidney extracellular matrix.*Methods: Kidneys were decellularized followed by repopulation…
2020 American Transplant Congress
Characterization of a Clinically Scaled Bioengineered Liver Seeded with Primary Hepatocytes and Endothelial Cells
D. S. Davidow¹, J. J. Ross¹, B. D. Anderson¹, A. Stumbras¹, A. A. Katane¹, R. Lindeman¹, B. G. Steiner¹, A. Mendenhall¹, K. Gahlbeck¹, S. Armstrong¹, B. P. Amiot², E. D. Nelson², T. Gilbert¹, S. L. Nyberg²
¹Miromatrix, Eden Prairie, MN, ²Mayo Clinic, Rochester, MN
*Purpose: Advancements in whole organ bioengineering have the potential to offer solutions to a chronically insufficient donor organ supply. We recently demonstrated an ability to…
2020 American Transplant Congress
3D Bioprinted Intrahepatic Cholangiocarcinoma Model and 7-Day Perfusion with Gemcitabine and Cisplatin: Modeling the Tumor Microenvironment and Response to Chemotherapy
A. M. Chen¹, W. Zhang¹, J. Sterner², L. Kennedy³, A. Isidan¹, E. Gramelspacher¹, H. L. Francis³, G. Alpini³, L. J. Smith², P. Li¹, B. Ekser¹
¹Division of Transplant Surgery - Indiana University, Indianapolis, IN, ²3D Bioprinting Core and Department of Radiology and Imaging Sciences - Indiana University, Indianapolis, IN, ³Division of Gastroenterology, Richard L. Roudebush VA Medical Center and Indiana University, Indianapolis, IN
*Purpose: Over 8,000 patients are newly diagnosed with cholangiocarcinoma (CCA) in the United States each year.Understanding the CCA microenvironment will facilitate the development of novel…
2020 American Transplant Congress
Biointegration and Function of 3D Printed Bionic Pancreatic Petals on a Mouse Model
M. Wszola¹, M. Klak¹, G. Tymicki¹, A. Berman¹, K. Kosowska¹, T. Bryniarski¹, P. Cywoniuk¹, M. Gomolka¹, P. Kowalska¹, P. Turowski¹, A. Kaminski²
¹Foundation for Research and Science Development, Warsaw, Poland, ²Medical University of Warsaw, Warsaw, Poland
*Purpose: Despite the technologically advanced integrated systems of continuous glycemic control and insulin supply, it is still impossible to obtain results of diabetes treatment in…
2020 American Transplant Congress
Formation Of Artificial Blood Vessels Using ECM In 3D Bioprinting
P. Cywoniuk, T. Bryniarski, T. Dobrzanski, K. Kosowska, M. Klak, G. Tymicki, P. Kowalska, M. Gomolka, P. Turowski, I. Zamora, A. Berman, M. Wszola
Foundation of Research and Science Development, Warsaw, Poland
*Purpose: Development of fully functional blood vessels in expanding field of artificial tissues and organs for transplantations in regenerative medicine is fundamental to provide proper…
2020 American Transplant Congress
Development and Cell Surface Testing of a Novel Nanofiber Technology for Targeted Delivery of Therapeutic Regulatory T Cells
J. M. Mathew¹, S. Lee², Y. Sambandam¹, L. A. Fraser², T. D. Clemons², A. Kolberg², J. He¹, L. C. Palmer², M. T. McClendon², Z. J. Zhang¹, J. R. Leventhal¹, S. I. Stupp², L. Gallon¹
¹Surgery -Transplant, Northwestern University, Chicago, IL, ²Simpson Querrey Institute, Northwestern University, Chicago, IL
*Purpose: Regulatory CD4+CD25+FOXP3+ T cells (Tregs) have been shown to induce tolerance in transplantation models, and to be increased in their numbers in tolerant human…