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Background/aim: The aim of this study was to elucidate the clinical impact of coagulation disorders on outcomes after curative resection of pancreatic ductal adenocarcinoma.
Patients And Methods: Preoperative coagulation activity in 135 patients, who had undergone curative resections for pancreatic ductal adenocarcinoma was retrospectively evaluated and the impact on survival outcomes analyzed.
Results: A prolonged prothrombin time-international normalized ratio (PT-INR) (≥1.1) was detected in 23/135 patients (17%). Univariate analysis that showed prolonged PT-INR was associated with worse relapse-free (hazard ratio=1.79, p=0.044) and overall (hazard ratio=2.18, p=0.004) survival. Multivariate analyses showed prolonged PT-INR, large tumor (>30 mm), and lymph node metastasis were independent predictors of poor overall survival.
Conclusion: Prolonged PT-INR may be a predictor of poor prognosis in patients with pancreatic ductal adenocarcinoma who have undergone curative resection. Coagulation disorders may be a therapeutic target for improving outcomes of pancreatic ductal adenocarcinoma.
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http://dx.doi.org/10.21873/invivo.12111 | DOI Listing |
Cancer Immunol Res
September 2025
University of Pennsylvania, Philadelphia, PA, United States.
Pancreatic ductal adenocarcinoma (PDA) is defined by a myeloid-enriched microenvironment and has shown remarkable resistance to immune checkpoint blockade (e.g., PD-1 and CTLA-4).
View Article and Find Full Text PDFJ Biomed Opt
December 2025
University of Toronto, Department of Medical Biophysics, Temerty Faculty of Medicine, Toronto, Ontario, Canada.
Significance: Tumor tissues exhibit contrast with healthy tissue in circular degree of polarization (DOP) images via higher magnitude circular DOP values and increased helicity-flipping. This phenomenon may enable polarimetric tumor detection and surgical/procedural guidance applications.
Aim: Depolarization metrics have been shown to exhibit differential responses to healthy and cancer tissue, whereby tumor tissues tend to induce less depolarization; however, the understanding of this depolarization-based contrast remains limited.
Front Immunol
September 2025
Center for Cellular Immunotherapies, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, United States.
Background: Multiplex gene-edited chimeric antigen receptor (CAR) T-cell therapies face significant challenges, including potential oncogenic risks associated with double-strand DNA breaks. Targeted microRNAs (miRNAs) may provide a safer, functional, and tunable alternative for gene silencing without the need for DNA editing.
Methods: As a proof of concept for multiplex gene silencing, we employed an optimized miRNA backbone and gene architecture to silence T-cell receptor (TCR) and major histocompatibility complex class I (MHC-I) in mesothelin-directed CAR (M5CAR) T cells.
Front Immunol
September 2025
Department of Digestion, Huaihe Hospital of Henan University, Kaifeng, China.
Background And Objective: CD68 plays a crucial role in promoting phagocytosis. However, its expression level, prognostic value and the correlations with tumor-infiltrating immune cells (TIICs) or common tumor immune checkpoints (TICs) in human digestive system cancers (DSC) remain poorly understood. This study aims to investigate the expression levels, prognostic significance, and clinical implications of CD68, as well as its correlations with six TIICs and four common TICs in DSC.
View Article and Find Full Text PDFMol Ther Oncol
September 2025
Christine Kühne - Center for Allergy Research and Education, 7265 Davos, Switzerland.
Pancreatic ductal adenocarcinoma (PDAC), the most common type of pancreatic cancer, is highly aggressive with limited curative options, primarily surgical resection. However, only about 20% of the tumors are resectable at diagnosis. Immunotherapies have largely failed in PDAC due to its immunosuppressive tumor microenvironment (TME).
View Article and Find Full Text PDF