High-grade serous ovarian carcinoma (HGSOC) is one of the most fatal gynecological cancers and has no effective prevention strategies. Herein, we demonstrated that progesterone significantly inhibited the occurrence, metastasis, and ascites of ovarian cancer , and the tumor inhibition effect of progesterone was in the tubo-ovarian intrabursal model than in the intraperitoneal or subcutaneous models. Further data demonstrated that progesterone-treated fallopian tube fibroblasts conditioned medium significantly inhibit HGSOC precancerous cell viability by inducing pyroptosis via the IL-6/ROS/NLRP3/GSDMD pathway, implying that the oviduct microenvironment may enhance progesterone's protective effects on ovarian cancer. This study elucidated progesterone inhibiting ovarian cancer mechanism and provided evidence for progesterone as a chemo-preventive role for HGSOC.
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http://dx.doi.org/10.1016/j.isci.2023.106523 | DOI Listing |
Histopathology
January 2025
Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, British Columbia, Canada.
Aims: Classification and risk stratification of endometrial carcinoma (EC) has transitioned from histopathological features to molecular classification, e.g. the ProMisE classifier, identifying four prognostic subtypes: POLE mutant (POLEmut) with almost no recurrence or disease-specific death events, mismatch repair deficient (MMRd) and no specific molecular profile (NSMP), with intermediate outcome and p53 abnormal (p53abn) with poor outcomes.
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Department of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, 117004, China.
Gynecological cancers present significant treatment challenges due to drug resistance and adverse side effects. This review explores advancements in lysosomal escape mechanisms, essential for enhancing nano-therapeutic efficacy. Strategies such as pH-sensitive linkers and membrane fusion are examined, showcasing their potential to improve therapeutic outcomes in ovarian, cervical, and uterine cancers.
View Article and Find Full Text PDFPrz Menopauzalny
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Department of Surgical and Endoscopic Gynecology, Medical University of Lodz, Lodz, Poland.
Introduction: Ovarian cancer is a significant cause of death among females. MiRNAs, particularly the miR-196 family, can influence tumor progression by targeting specific pathways. Detecting ovarian cancer early is challenging, highlighting the need for additional biomarkers such as miRNAs to improve diagnosis and treatment strategies.
View Article and Find Full Text PDFBiomed Rep
March 2025
Department of Clinical Therapeutics, Alexandra Hospital, National and Kapodistrian University of Athens, 11528 Athens, Greece.
The advent of personalized and precision medicine has revolutionized oncology and treatment of gynecological cancer. These innovative approaches tailor treatments to individual patient profiles beyond genetic markers considering environmental and lifestyle factors, thereby optimizing therapeutic efficacy and minimizing adverse effects. Precision medicine uses advanced genomic technologies such as next-generation sequencing to perform comprehensive tumor profiling.
View Article and Find Full Text PDFJ R Stat Soc Ser A Stat Soc
January 2025
Division of Cancer Epidemiology & Genetics, National Cancer Institute, Biostatistics Branch, Rockville, USA.
Accurate cancer risk estimation is crucial to clinical decision-making, such as identifying high-risk people for screening. However, most existing cancer risk models incorporate data from epidemiologic studies, which usually cannot represent the target population. While population-based health surveys are ideal for making inference to the target population, they typically do not collect time-to-cancer incidence data.
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