Articles tagged "Graft acceptance"

2021 American Transplant Congress
Review of Unos Report of Organ Offers is Supplemented with Documented Real-time Communication Messages
E. S. Pahl¹, N. Patterson²
¹University of Iowa, Iowa City, IA, ²Iowa Methodist, Des Moines, IA
*Purpose: Use real time group messaging data among procurement and transplant professionals to supplement the review of UNOS Report of Organ Offers (ROO) for declined…
2021 American Transplant Congress
First Full Reversal of Diabetes in Non-human Primates (nhp) with Stem Cell Derived Islet-like-clusters (sc-ilcs)
J. Lei¹, S. Collins², H. Deng¹, Z. Yang¹, A. Zhang¹, C. Peters¹, J. Zhang², K. Boulanger², M. Yu³, M. Rickels³, C. Liu³, R. Pop², A. Naji³, D. Melton², J. Markmann¹
¹Surgery, Mass General, Boston, MA, ²Harvard Stem Cell Institute, Harvard University, Boston, MA, ³Surgery, Upenn, Philadelphia, PA
*Purpose: Deceased donor allo-islet transplants (Tx) have demonstrated the ability of cell-based therapy to fully reverse T1D, however, an inadequate donor supply and frequent need…
2021 American Transplant Congress
Donor-derived Cell-free DNA in Upper Extremity Vascular Composite Allograft Recipients
R. Kalsi¹, M. Abuzeineh², J. Littleton¹, J. T. Shores¹, D. S. Cooney¹, C. Cooney¹, R. J. Redett¹, G. Brandacher¹, D. C. Brennan²
¹Plastic and Reconstructive Surgery, Johns Hopkins University, Baltimore, MD, ²Nephrology, Johns Hopkins University, Baltimore, MD
*Purpose: Diagnosing rejection in VCA recipients relies on clinical exam and biopsy which are both easily confounded by common causes of skin irritation. dd-cfDNA in…
2021 American Transplant Congress
Cellular and Genetic Signatures of Operational Tolerance in Kidney Transplant Recipients Through Single Cell R N A Sequencing Analysis
H. BAE¹, H. Lee², J. Ryu³, B. Chung², E. Oh³
¹Department of Biomedical Science, Graduate School, College of medicine, The Catholic university of Korea, Seoul, Seoul, Korea, Republic of, ²Department of Internal Medicine, Division of Nephrology, College of Medicine, Seoul St. Mary’s hospital, the Catholic University of Korea, Seoul, Korea, Republic of, ³Department of Laboratory Medicine, College of medicine, The Catholic university of Korea, Seoul, Seoul, Korea, Republic of
*Purpose: Patients with operational tolerance do not use immunosuppressants after renal transplantation, but they show stable post-transplant results. We analyzed differently expressed mRNAs and proteins…
2021 American Transplant Congress
Donation After Circulatory Death Kidney Transplantation Has Equal Long-Term Graft and Patient Survival as Donation After Brain Death: A Systematic Review and Meta-Analysis
E. Rijkse¹, S. Ceuppens¹, H. Qi², J. N. IJzermans¹, D. A. Hesselink³, R. C. Minnee¹
¹HPB/Transplant surgery, Erasmus Medical Center, Rotterdam, Netherlands, ²Biostatistics, Erasmus Medical Center, Rotterdam, Netherlands, ³Nephrology and Transplantation, Erasmus Medical Center, Rotterdam, Netherlands
*Purpose: Donation after circulatory death (DCD) kidneys are not worldwide accepted yet due to concerns about inferior quality. To investigate whether these concerns are justified,…
2021 American Transplant Congress
Can Procurement Biopsy Data Tell Us Anything? The Influence of Interstitial Fibrosis on Long-term Kidney Graft Survival
D. Stewart¹, J. Foutz¹, L. Kamal², H. McGehee¹, P. Saravanane², S. Yu³, R. Yousfi², G. Gupta²
¹Research, United Network for Organ Sharing, Richmond, VA, ²Virginia Commonwealth University Health, Richmond, VA, ³Research, Virginia Commonwealth University Health, Richmond, VA
*Purpose: Biopsy findings have been shown to have a profound impact on kidney utilization decisions. Most studies of the association between procurement biopsy findings and…
2020 American Transplant Congress
Change in the Willingness of Transplant Candidates to Accept Hepatitis C Virus Positive Deceased Donor Organs in the Era of Direct-Acting Antivirals
Q. Yuan, S. Hong, E. Roth, M. Sise, E. Bethea, W. Williams, H. Yeh, N. Elias
Transplant Center, Massachusetts General Hospital，Harvard Medical School, Boston, MA
*Purpose: Direct-acting antiviral (DAA) medications’ advent in 2014 very effectively changed the hepatitis C virus (HCV) treatment landscape and allowed post-transplant HCV therapy. We aimed…
2020 American Transplant Congress
Transplanting Livers from Hepatitis C Virus Positive Donors; Is it Worth the Risk?
J. W. Mensink¹, B. Van Hoek², B. Schaefer³, M. D. Van Rosmalen⁴, I. P. Alwayn⁵, A. E. Braat⁵
¹Leiden University Medical Center, Leiden, Netherlands, ²Gastroenterology and Hepatology, Leiden University Medical Center, Leiden, Netherlands, ³Dutch Transplant Foundation, Leiden, Netherlands, ⁴Eurotransplant International Foundation, Leiden, Netherlands, ⁵Transplant Surgery, Leiden University Medical Center, Leiden, Netherlands
*Purpose: Before the introduction of Direct-Acting Antivirals (DAAs), only selected organs from Hepatitis C virus (HCV) positive donors were successfully transplanted into HCV positive recipients.…
2020 American Transplant Congress
Survey of Clinician Opinions on Use of Organ Transplants from Hepatitis C Virus Positive Donors: Identifying & Overcoming Barriers
K. Lentine¹, T. Alhamad², D. Peipert³, Y. Caliskan¹, B. Concepcion⁴, R. Forbes⁴, M. Schnitzler¹, Z. Zhang¹, S. Chang², M. Cooper⁵, R. Bloom⁶, R. Mannon⁷, D. Axelrod⁸
¹Saint Louis U, Saint Louis, MO, ²Washington U, Saint Louis, MO, ³Northwestern, Chicago, IL, ⁴Vanderbilt, Nashville, TN, ⁵Georgetown, Washington, DC, ⁶U Penn, Philadelphia, MO, ⁷UAB, Birmingham, AL, ⁸U Iowa, Iowa City, IA
*Purpose: Increasing the use of Hepatitis C Virus (HCV) viremic (Nucleic Acid Testing (NAT)+) donor organs for HCV uninfected (HCV-) patients is a potential approach…
2020 American Transplant Congress
Mechanisms by Which Donor Bone-Marrow CXCR4+ Foxp3+ Tregs Promote Long-Term Survival of Murine Limb Allografts
L. Wang¹, Z. Wang², R. Han¹, A. Samanta¹, G. Ge¹, L. S. Levin¹, M. H. Levine¹, W. W. Hancock³
¹Pathology and Laboratory Medicine, Children's Hospital of Philadelphia, Philadelphia, PA, ²University of Pennsylvania, Philadelphia, PA, ³Pathology and Laboratory Medicine, University of Pennsylvania, Philadelphia, PA
*Purpose: Vascularized composite allotransplantation (VCA) allows tissue replacement after devastating loss but is currently limited in application and may be more widely performed if maintenance…