Articles tagged "Bioengineering"

2020 American Transplant Congress
Prolonged In Vivo Perfusion of a Re-Endothelialized Human-Scale Tissue Engineered Kidney Graft
J. S. Uzarski¹, E. E. Russell¹, E. C. Beck¹, M. Holzner², V. Wadhera², D. Adamson², T. Gilbert¹, S. Florman², D. S. Davidow¹, R. Shapiro², J. Ross¹
¹Research & Development, Miromatrix Medical Inc., Eden Prairie, MN, ²Recanati/Miller Institute, Mount Sinai, New York, NY
*Purpose: Advances are desperately needed to increase the supply of transplantable kidneys for the 100,000 patients on the waiting list. Whole organ engineering is one…
2020 American Transplant Congress
Real-Time Viability Assessment During Normothermic Machine Perfusion with Resonance Raman Spectroscopy
R. J. De Vries¹, S. Raigani¹, P. Romfh², S. E. Cronin¹, C. A. Pendexter¹, C. Carroll¹, T. M. Van Gulik³, P. Chen², K. Uygun¹, H. Yeh¹, S. N. Tessier¹
¹Surgery, Massachusetts General Hospital and Harvard Medical School, Boston, MA, ²Pendar Technologies, Cambridge, MA, ³Surgery, Amsterdam University Medidical Centers, Location AMC, Amsterdam, Netherlands
*Purpose: Viability assessment during normothermic machine perfusion (NMP) continues to lack objective metrics that facilitate accurate clinical decision making, in order to minimize discard rates…
2020 American Transplant Congress
The Impact of Transportation Innovation for Human Organs: Surgical Perspectives and Implications
T. Talaie, S. Niederhaus, E. Villalonga, J. Bromberg, J. Scalea
Transplant Surgery, Unviersity of Maryland Medical Center, Baltimore, MD
*Purpose: Recent changes in allocation and the ongoing organ donor shortage have led to increased regional and national sharing, putting intense pressure on the organ…
2020 American Transplant Congress
A Novel Injectable Hydrogel-Based Approach to Localize and Tune the Actuation of Enhanced Costimulation Blockade to the Strength of Transplant Rejection
A. Komin¹, C. Liang², P. Majumder², X. Calderon-Colon³, O. Tiburzi³, M. Iglesias Lozano¹, Y. Zhang¹, G. Brandacher¹, J. Patrone³, J. Schneider², G. Raimondi¹
¹Johns Hopkins School of Medicine, Baltimore, MD, ²NIH National Cancer Institute, Frederick, MD, ³JHU Applied Physics Laboratory, Laurel, MD
*Purpose: Complications from long-term use of calcineurin inhibitors remain a major issue for transplant patients and alternative therapies are needed. The clinical efficacy of CTLA4-Ig…
2020 American Transplant Congress
Multimodal Theranostic Nanocolloid Platform for Imaging, Targeted Drug Delivery and Organ Preservation in Transplantation
J. M. Janjic¹, E. Lambert¹, L. Liu¹, M. Herneisey¹, V. S. Gorantla²
¹School of Pharmacy, Chronic Pain Research Consortium, Duquesne University, Pittsburgh, PA, ²Wake Forest Institute for Regenerative Medicine, Winston- Salem, NC
*Purpose: The goal of this project design and development of multifunctional nanomedicines to address unique and complex therapeutic outcomes in transplantation and organ preservation. Presented…
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…
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
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
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
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…

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