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The asymptomatic nature, high rate of disease recurrence, and resistance to platinum-based chemotherapy highlight the need to identify and characterize novel target molecules for ovarian cancer. Fibroblast growth factor 8 (FGF8) aids in the development and metastasis of ovarian cancer; however, its definite role is not clear. We employed ELISA and IHC to examine the expression of FGF8 in the saliva and tissue samples of epithelial ovarian cancer (EOC) patients and controls. Furthermore, various cell assays were conducted to determine how FGF8 silencing influences ovarian cancer cell survival, adhesion, migration, and invasion to learn more about the functions of FGF8. In saliva samples, from controls through low-grade to high-grade EOC, a stepped overexpression of FGF8 was observed. Similar expression trends were seen in tissue samples, both at protein and mRNA levels. FGF8 gene silencing in SKOV3 cells adversely affected various cell properties essential for cancer cell survival and metastasis. A substantial reduction was observed in the cell survival, cell adhesion to the extracellular matrix, migration, and adhesion properties of SKOV3 cells, suggesting that FGF8 plays a crucial role in the development of EOC. Conclusively, this study suggests a pro-metastatic function of FGF8 in EOC.
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http://dx.doi.org/10.3390/ijms241814239 | DOI Listing |
Menopause
September 2025
Department of Gynecologic Oncology, Wilmot Cancer Center, University of Rochester Medical Center, Rochester, NY.
Objective: Endometrial cancer (EC) and epithelial ovarian cancer (EOC) affect women of all ages, and the incidence of endometrial cancer in premenopausal women is rising. Menopause can be detrimental to longevity and quality of life, but evidence suggests estrogen therapy (ET) is safe in these patients. The purpose of this study was to evaluate the practice patterns of gynecologists and gynecologic oncologists (GYO) in the United States in regards to prescription of ET to gynecologic cancer patients.
View Article and Find Full Text PDFPLoS One
September 2025
Institute of Computational Science and Technology, Guangzhou University, Guangzhou, China.
MicroRNAs (miRNAs) are critical regulators of gene expression in cancer biology, yet their spatial dynamics within tumor microenvironments (TMEs) remain underexplored due to technical limitations in current spatial transcriptomics (ST) technologies. To address this gap, we present STmiR, a novel XGBoost-based framework for spatially resolved miRNA activity prediction. STmiR integrates bulk RNA-seq data (TCGA and CCLE) with spatial transcriptomics profiles to model nonlinear miRNA-mRNA interactions, achieving high predictive accuracy (Spearman's ρ > 0.
View Article and Find Full Text PDFClin Transl Oncol
September 2025
Ophthalmology Unit, Cannizzaro Hospital, 95126, Catania, Italy.
Antibody-drug conjugates (ADCs) represent a promising therapeutic approach in gynecologic cancers, particularly ovarian and cervical malignancies. Agents such as mirvetuximab soravtansine, and tisotumab vedotin, targeting folate receptor alpha and tissue factor, respectively, reported clinical efficacy in patients with limited options. However, their use is associated with ocular toxicities, including keratopathy, blurred vision, and dry eye, which may impact adherence and quality of life.
View Article and Find Full Text PDFFASEB J
September 2025
Department of Obstetrics, Obstetrics and Gynecology Center, The First Hospital of Jilin University, Changchun, Jilin, China.
Tumor-associated macrophages (TAMs) act as a vital player in the immunosuppressive tumor microenvironment (TME) and have received widespread attention in the treatment of cancer in recent times. Nevertheless, simultaneously inducing TAM repolarization and strengthening their phagocytic ability on cancer cells is still a significant challenge. Ferroptosis has received widespread attention due to its lethal effects on tumor cells, but its role in TAMs and its impact on tumor progression have not yet been defined.
View Article and Find Full Text PDFCancer Immunol Res
September 2025
The Wistar Institute, Philadelphia, PA, United States.
Ovarian cancer remains a major health threat with limited treatment options available. It is characterized by immunosuppressive tumor microenvironment (TME) maintained by tumor-associated macrophages (TAMs) hindering anti-tumor responses and immunotherapy efficacy. Here we show that targeting retinoblastoma protein (Rb) by disruption of its LxCxE cleft pocket causes preferential cell death in Rbhigh M2 polarized or M2-like Rbhigh immunosuppressive TAMs by induction of ER stress, p53 and mitochondria-related cell death pathways.
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