A total of 34 kidney transplant recipients (18 infertile and 16 fertile) and 31 nontransplant persons (15 infertile and 16 fertile) were included in this study. All subjects were assessed clinically and by measurement of basal concentrations of total testosterone, FSH, cyclosporine whole blood trough levels, serum creatinine, haemoglobin and semen analysis using computer-aided sperm analysis (CASA) as well as scrotal ultrasonography to evaluate testicular dimensions. Our results demonstrate a significant decrease (p < 0.05) in sperm concentration, the percentage of motile spermatozoa, straight line velocity (VSL), linearity (LIN) and velocity of average path (VAP) among infertile transplant patients in comparison with the fertile transplant group. Serum testosterone, FSH levels and testicular dimensions did not differ significantly (p > 0.05) between fertile and infertile transplant recipients. Both sperm concentration and VSL were inversely correlated to the cyclosporine whole blood trough levels (p < 0.05). The time spent on haemodialysis was inversely correlated (p < 0.05) with the percentage of motile spermatozoa and the amplitude of lateral head displacement (ALH). In conclusion, CASA is valuable in evaluation of sperm motility in infertile renal transplant patients. Stabilization of the cyclosporine whole blood trough level within the target therapeutic level and correction of anaemia (if any) could improve the fertility potential in kidney transplant recipients.
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http://dx.doi.org/10.1111/j.1365-2605.1996.tb00524.x | DOI Listing |
PLoS One
January 2025
Worldwide Health Economics and Outcomes Research, Bristol Myers Squibb, Princeton, NJ, United States of America.
Background: Belatacept is approved for the prophylaxis of organ rejection in Epstein-Barr virus (EBV)-seropositive kidney transplant recipients and is associated with a risk of post-transplant lymphoproliferative disorder (PTLD).
Methods: Data from the Organ Procurement and Transplantation Network were used to examine patterns of belatacept use, describe patient characteristics, and estimate risk of PTLD in EBV-seropositive, kidney-only transplant recipients receiving belatacept- or calcineurin inhibitor (CNI)-based immunosuppression as part of US Food and Drug Administration-mandated safety monitoring.
Results: During the study period (June 15, 2011-June 14, 2016), 94.
Clin Transplant
January 2025
Department of Surgery, Comprehensive Transplant Center, Ohio State University Wexner Medical Center, Columbus, Ohio, USA.
Background: Weekend hospital discharges are often associated with reduced staffing, potentially impacting the quality of patient care. We studied the effects of weekend discharge after liver transplantation (LT) on early readmission rates, overall survival (OS), and graft survival (GS).
Method: We analyzed data from the Ohio State University Wexner Medical Center database (January 2016 to December 2023).
Clin Transplant
January 2025
Division of Transplant Surgery, Department of Surgery, University of Washington, Seattle, Washington, USA.
Background: The use of donor kidneys with acute kidney injury (AKI) aims to expand the organ pool, but uncertainty remains regarding their outcomes across different Kidney Donor Profile Index (KDPI) groups and preservation methods.
Methods: We retrospectively analyzed 108 160 deceased donor kidney transplants from the OPTN database, focusing on adult recipients of kidneys from donors with or without AKI between December 2014 and December 2022. Propensity matching was used for each KDPI group (1-20, 21-59, 60-84, and 85-100), comparing donors with AKIN stages 0-1 to AKIN stages 2-3.
Ther Drug Monit
February 2025
School of Pharmacy, University of Queensland, Brisbane, QLD, Australia.
Background: Therapeutic monitoring is routinely performed to ensure tacrolimus whole-blood concentrations fall within a predefined target. Despite this, patients still experience inefficacy and toxicity that could be related to variability in free (unbound) tacrolimus exposure. Therefore, the aim of this study was to compare tacrolimus-free plasma (C u ), total plasma (C p ), and whole-blood (C wb ) concentrations in adult kidney transplant recipients and to characterize tacrolimus disposition across different matrices.
View Article and Find Full Text PDFTransplantation
January 2025
Department of Surgery, Center for Transplantation Sciences, Massachusetts General Hospital, Harvard Medical School, Boston, MA.
Background: Long-term renal allograft acceptance has been achieved in macaques using a transient mixed hematopoetic chimerism protocol, but similar regimens have proven unsuccessful in heart allograft recipients unless a kidney transplant was performed simultaneously. Here, we test whether a modified protocol based on targeting CD154, CD2, and CD28 is sufficient to prolong heart allograft acceptance or promote the expansion of regulatory T cells.
Methods: Eight macaques underwent heterotopic allo-heart transplantation from major histocompatibility complex-mismatched donors.
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