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Circular RNAs, which are a novel subclass of noncoding RNAs, are reported to be involved in various biological processes. Aberrant expression of circular RNAs may promote cancer progression. The function of circular RNA (circGOLPH3) in oral squamous cell carcinoma (OSCC) is unclear. In this study, the circGOLPH3 levels in OSCC cell lines were determined using quantitative real-time polymerase chain reaction (qRT-PCR). Gain-of-function and loss-of-function experiments were performed to evaluate the roles of circGOLPH3 in OSCC. Cell counting kit 8, migration, and invasion assays were performed to determine the functions of circGOLPH3. The mechanism of circGOLPH3 in OSCC was investigated using qRT-PCR, western blotting, luciferase activity, and RNA pull-down analyses. Furthermore, the function of circGOLPH3 was evaluated. circGOLPH3 derived from was mainly localized to the cytoplasm and exhibited high stability. The expression of circGOLPH3 was upregulated in OSCC cells. circGOLPH3 promoted the growth of OSCC and . Additionally, circGOLPH3 upregulated OSCC cell migration and invasion. Mechanistically, circGOLPH3 functioned as a microRNA sponge and downregulated miR-1299 expression. miR-1299 downregulated the expression of by targeting its 3'-untranslated region. Inhibition of the circGOLPH3/miR-1299/LIF axis suppressed the growth, migration, and invasion of OSCC cells. These findings indicate that the circGOLPH3/miR-1299/LIF axis promotes OSCC cell growth, migration, and invasion and that this axis is a potential therapeutic target for OSCC.
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http://dx.doi.org/10.1080/21655979.2022.2067288 | DOI Listing |
Oral Oncol
September 2025
Charité - Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Department of Oral and Maxillofacial Surgery, Augustenburger Platz 1, 13353 Berlin, Germany.
Objective: Oral squamous cell carcinoma (OSCC) with bone invasion are staged as pT4a, potentially upstaging smaller tumors. This study aimed to evaluate the oncological benefit of postoperative radiotherapy (PORT) in pT4aN0 OSCC with respect to tumor size and without other risk factors.
Methods: This retrospective matched cohort study included pT4aN0 OSCC patients with bone invasion treated surgically (R0) between 2010 and 2022.
Cureus
August 2025
Division of Oral and Maxillofacial Surgery, Faculty of Dentistry and Graduate School of Medical and Dental Sciences, Niigata University, Niigata, JPN.
Objective Patients with oral squamous cell carcinoma (OSCC) may choose best supportive care (BSC) as initial treatment over active treatment for several reasons. However, no previous reports have compared the clinical characteristics of OSCC patients opting for BSC as initial treatment with those receiving standard treatment. This study retrospectively analyzed these differences to identify the factors influencing this decision.
View Article and Find Full Text PDFHead Neck
September 2025
Department of Otorhinolaryngology-Head and Neck Surgery, University of Helsinki and Helsinki University Hospital, Helsinki, Finland.
Background: Three-dimensional (3D) modeling has been used in the management of bony head and neck tumors, but not in soft tissue tumors. Currently, histopathological findings of oral squamous cell carcinomas (OSCC) are presented as two-dimensional images. Previously, we developed a 3D image fusion method that presents tumor histopathology and MRI in 3D form.
View Article and Find Full Text PDFInt Dent J
September 2025
College of Dental Medicine, Roseman University of Health Sciences, South Jordan, Utah, USA; College of Graduate Studies, Roseman University of Health Science, South Jordan, Utah, USA. Electronic address:
Introduction And Aim: Oral squamous cell carcinomas (OSCCs) are one of the most frequently diagnosed head and neck cancers with a poor prognosis despite the advancements in diagnostic techniques and treatment strategies. The progression of OSCC is driven by several molecular mechanisms, among them the overexpression of transcription factor RelA, which plays a crucial role by correlating with the clinicopathological characteristics.
Methods: This systematic investigation focused on identifying the top 25 crucial molecular descriptors to predict the RelA inhibitor through the quantitative structure-activity relationship (QSAR)-based artificial neural network model.
PLoS Genet
September 2025
Department of Genomic Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States of America.
Lymph node metastasis (LNM) is a critical prognostic factor for patients with oral squamous cell carcinoma (OSCC). Previous research has implicated the partial epithelial-to-mesenchymal transition of tumor cells and myofibroblastic cancer-associated fibroblasts (myCAFs) in the LNM process. However, the underlying molecular mechanisms remain poorly understood.
View Article and Find Full Text PDF