Articles tagged "Panel reactive antibodies"

2022 American Transplant Congress
The Role of Donor Sex in Females Undergoing Repeat Kidney Transplant: Does Prior Donor Sex Matter?
S. Craig¹, K. Tennankore², A. J. Vinson²
¹Dalhousie University, Halifax, NS, Canada, ²Nova Scotia Health Authority, Halifax, NS, Canada
*Purpose: Female recipients of male donor kidneys are at increased risk for graft failure compared with all other donor-recipient sex pairings. The presumed mechanism relates…
2022 American Transplant Congress
Immunosuppressant Medications Use in Patients with Transplant Failure: A Canadian Multi-Centre Prospective Study
G. Knoll¹, M. Chassé², D. Fergusson³, A. A. House⁴, O. Johnston⁵, R. Mainra⁶, D. Baran⁷, D. Treleaven⁸, l. senecal⁹, L. Tibbles¹⁰, M. Hebert¹¹, M. Karpinski¹², T. Campbell¹³, T. Ramsay¹⁴, J. Kim¹⁵, I. Houde¹⁶, C. White¹⁷, J. Perl¹⁵, P. Karnabi¹⁸, J. Gill⁵
¹Nephrology, Ottawa Hospital Research Institute, Ottawa, ON, Canada, ²University of Montreal, Montreal, QC, Canada, ³Ottawa Hospital Research Institute, Ottawa, ON, Canada, ⁴Nephrology, Western University, London, ON, Canada, ⁵Nephrology, University of British Columbia, Vancouver, BC, Canada, ⁶Nephrology, University of Saskatchewan, Saskatoon, SK, Canada, ⁷Nephrology, McGill University, Montreal, QC, Canada, ⁸Nephrology, McMaster University, Hamilton, ON, Canada, ⁹Nephrology, Maisonneuve-Rosemont Hospital, Montreal, QC, Canada, ¹⁰Nephrology, University of Calgary, Calgary, AB, Canada, ¹¹Nephrology, University of Montreal, Montreal, QC, Canada, ¹²Nephrology, University of Manitoba, Winnipeg, MB, Canada, ¹³University of Alberta, Alberta, AB, Canada, ¹⁴Ottawa Hospital Research Institute, Ottawa, ON, Canada, ¹⁵University of Toronto, Toronto, ON, Canada, ¹⁶Laval University, Que´bec, QC, Canada, ¹⁷Queen's University, Kingston, ON, Canada, ¹⁸Ottawa Health Research Institute, Ottawa, ON, Canada
*Purpose: This prospective study determined the association of immunosuppressant medication use with the outcomes of death, hospitalized infection, rejection of the failed allograft, and panel…
2022 American Transplant Congress
A Novel Application of SRTR Data to Interrogate the Effects of HLA-DQ Mismatches in Kidney Transplantation
D. Isaacson¹, M. W. Gmeiner², V. Kosmoliaptsis³, H. C. Copley³, J. D. Schold⁴, A. R. Tambur¹
¹Northwestern University, Chicago, IL, ²London School of Economics, London, United Kingdom, ³Cambridge University, Cambridge, United Kingdom, ⁴Cleveland Clinic, Cleveland, OH
*Purpose: Single-center studies demonstrate de-novo HLA-DQ donor-specific antibodies (DSA) are the most common and pathogenic DSA. However, HLA-DQ is not accounted for in many kidney…
2021 American Transplant Congress
The Assesment of Pre-transplant Donor-reactive IL-21 Producing T Cells as a Tool to Identify Patients at Risk for Acute Rejection
A. Mendoza Rojas¹, T. van Gelder², R. de Kuiper¹, D. Reijerkerk¹, M. C. Clahsen-van Groningen³, D. A. Hesselink¹, C. C. Baan¹, N. M. van Besouw¹
¹Internal Medicine, Neprology & Transplantation, Erasmus Medical Center, Rotterdam, Netherlands, ²Department of Clinical Pharmacy & Toxicology, Leiden University Medical Center, Leiden, Netherlands, ³Internal Medicine, Pathology, Erasmus Medical Center, Rotterdam, Netherlands
*Purpose: The measurement of panel-reactive antibodies (PRA) has proven valuable in the transplant setting but it does not account for the presence of donor-reactive memory…
2021 American Transplant Congress
Immunosuppression Impacts Panel Reactive Antibody Status in Second Solid Organ Transplant Recipients – A Single Center Experience
J. Patel¹, S. Ali², M. L. Sanders¹, C. P. Thomas¹, D. Axelrod¹, M. Bilal³, E. H. Field³, S. Kuppachi¹
¹University of Iowa Hospitals & Clinics, Iowa city, IA, ²Louis A. Johnson VA Medical Center, Clarksburg, WV, ³Iowa City VA Health Care System, Iowa city, IA
*Purpose: Patients who require a second solid organ transplantation are significantly disadvantaged due to the event of sensitization due to the first transplant. We hypothesized…
2021 American Transplant Congress
Outcomes in Highly Sensitized Kidney Transplant Recipients Receiving DCD Organs
A. Diamond¹, L. Rodrigues², A. Di Carlo³, S. Karhadkar³
¹Pharmacy, Temple University Hospital, Philadelphia, PA, ²Temple University, Philadelphia, PA, ³Surgery, Temple University Hospital, Philadelphia, PA
*Purpose: Highly sensitized (HS) patients experience longer wait times for kidney transplantation despite prioritization by the Kidney Allocation System. Kidney transplants performed from donors defined…
2021 American Transplant Congress
Highly Sensitized Simultaneous Liver-kidney Transplant Recipients Show a Reduction in Panel Reactive Antibodies and No Kidney Rejection 1-year Post-transplant
M. Moaddab, J. V. Nolte Fong, C. M. Mobley, A. Saharia, M. J. Hobeika, R. McMillan, S. G. Yi, R. J. Knight, A. Gaber, R. Ghobrial
Houston Methodist Hospital, Houston, TX
*Purpose: The liver is unique in that it is considered an immunologically tolerant organ against graft destruction by antibodies. Simultaneous liver-kidney transplantation (SLKT) are often…
2021 American Transplant Congress
Hospitalization in the First Year After Kidney Transplantation: Analyses to Identify Common Predictors of Risk Across Recipient Sensitization Groups
A. Santos, E. Bueno, M. A. Leghrouz
University of Florida, Gainesville, FL
*Purpose: We investigated the risk of hospitalization associated with baseline risk factors in adult deceased donor (DD) kidney transplant (KT) recipients (KTRs) stratified into calculated…
2020 American Transplant Congress
A Single-Center Analysis of Using Allele-Level 11 HLA Loci Information on cPRA and Organ-Allocation Points in Kidney Transplant Candidates
C. Maguire¹, P. Muluhngwi¹, E. Kransdorf², L. Gragert³, A. R. Tambur¹
¹Northwestern University, Chicago, IL, ²Cedars-Sinai Heart Institute, Beverly Hills, CA, ³Tulane University, New Orleans, LA
*Purpose: Calculated panel reactive antibodies (cPRA) is used by the United Network for Organ Sharing (UNOS) to quantify degree of HLA sensitization and assign priority…
2020 American Transplant Congress
The Natural History of Waitlist Candidates in the United States
A. Massie¹, D. Segev²
¹Johns Hopkins School of Medicine, Baltimore, MD, ²Johns Hopkins, Baltimore, MD
*Purpose: Estimates of time to deceased-donor transplantation (DDKT) generally fail to take into account the competing risks of mortality. Understanding the natural history of KT…

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