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Background: We examined the combined effects of donor age and graft type on pediatric liver transplantation outcomes with an aim to offer insights into the strategic utilization of these donor and graft options.
Methods: A retrospective analysis was conducted using a national database on 0-2-year-old (N = 2714) and 3-17-year-old (N = 2263) pediatric recipients. These recipients were categorized based on donor age (≥40 vs <40 years) and graft type. Survival outcomes were analyzed using the Kaplan-Meier and Cox proportional hazards models, followed by an intention-to-treat (ITT) analysis to examine overall patient survival.
Results: Living and younger donors generally resulted in better outcomes compared to deceased and older donors, respectively. This difference was more significant among younger recipients (0-2 years compared to 3-17 years). Despite this finding, ITT survival analysis showed that donor age and graft type did not impact survival with the exception of 0-2-year-old recipients who had an improved survival with a younger living donor graft.
Conclusions: Timely transplantation has the largest impact on survival in pediatric recipients. Improving waitlist mortality requires uniform surgical expertise at many transplant centers to provide technical variant graft (TVG) options and shed the conservative mindset of seeking only the "best" graft for pediatric recipients.
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http://dx.doi.org/10.1111/petr.14771 | DOI Listing |
PLoS One
September 2025
Division of Reproductive Engineering, Center for Animal Resources and Development, Institute of Resource Development and Analysis, Kumamoto University, Kumamoto, Japan.
Zygotes are used to create genetically modified animals by electroporation using the CRISPR-Cas9 system. Such zygotes in rats are obtained from superovulated female rats after mating. Recently, we reported that in vivo-fertilized zygotes had higher cryotolerance and developmental ability than in vitro-fertilized zygotes in Sprague Dawley (SD) and Fischer 344 rats.
View Article and Find Full Text PDFOsteoarthr Cartil Open
September 2025
Lund University, Faculty of Medicine, Department of Clinical Sciences Lund, Section for Rheumatology and Molecular Skeletal Biology, Lund, Sweden.
Objectives: 1. To validate catabolic meniscus explant models induced by cytokines: interleukin-6 + interleukin-6 receptor + tumor necrosis factor alpha (IL6/TNF) and oncostatin M + tumor necrosis factor alpha (OSM/TNF). 2.
View Article and Find Full Text PDFBone Rep
September 2025
Department of Orthopaedic Surgery, Vanderbilt University Medical Center, 1215 21st Ave. S., Suite 4200, Nashville, TN 37232, USA.
This study applied Raman spectroscopy (RS) to ex vivo human cadaveric femoral mid-diaphysis cortical bone specimens ( = 118 donors; age range 21-101 years) to predict fracture toughness properties via machine learning (ML) models. Spectral features, together with demographic variables (age, sex) and structural parameters (cortical porosity, volumetric bone mineral density), were fed into support vector regression (SVR), extreme tree regression (ETR), extreme gradient boosting (XGB), and ensemble models to predict fracture-toughness metrics such as crack-initiation toughness (K) and energy-to-fracture (J-integral). Feature selection was based on Raman-derived mineral and organic matrix parameters, such as νPhosphate (PO)/CH-wag, νPO/Amide I, and others, to capture the complex composition of bone.
View Article and Find Full Text PDFJ Obes Metab Syndr
September 2025
Center of Excellence in Digestive diseases and Gastroenterology Unit, Department of Medicine, Thammasat University, Pathumthani, Thailand.
Background: The gut microbiota plays a vital role in various physiological processes, including metabolism. Fecal microbiota transplantation (FMT) involves transferring fecal matter from a healthy donor to rebalance a patient's intestinal dysbiosis. The impact of FMT on metabolic syndrome (MetS) is subject to debate.
View Article and Find Full Text PDFPediatr Blood Cancer
September 2025
Acute Myeloid Leukemia Sub-Committee, Association of Childhood Leukemia Study (JACLS), Japan.
Background: Relapsed or refractory cases of pediatric acute myeloid leukemia (AML) have poor outcomes despite advancements in chemotherapy and hematopoietic stem cell transplantation (HSCT). While a second HSCT is often a salvage option, its outcomes vary widely, and prognostic factors remain unclear.
Objectives: This study aimed to evaluate outcomes and identify prognostic factors in pediatric patients with AML who underwent multiple HSCTs.