β-lapachone Reduces Cell Viability, Migration, and EMT in Tumor Spheroids
Overview
This study demonstrates that β-lapachone significantly reduces cell viability and migration in mammary tumor spheroids, while also suppressing epithelial–mesenchymal transition (EMT). These findings suggest its potential as a therapeutic agent in breast cancer treatment, particularly in improving outcomes for patients with metastatic disease.
Background
Breast cancer is the most prevalent cancer among women and a leading cause of cancer-related deaths worldwide, with metastasis contributing to poor prognoses. In Brazil, nearly 20,000 deaths were estimated for 2023–2025. There is a pressing need for novel anticancer therapies to enhance patient outcomes. Natural compounds like β-lapachone have shown promise in inhibiting tumor progression and metastasis, warranting further investigation.
Data Highlights
No numerical data provided in the article; consider including relevant statistics if available.
Key Findings
β-lapachone induced significant cell death in MCF-7 mammary tumor spheroids.
It reduced cell viability in a dose-dependent manner.
β-lapachone suppressed migration of cells from spheroids.
The compound interfered with epithelial–mesenchymal transition by restoring E-cadherin expression.
Downregulation of mesenchymal markers such as vimentin, Snail, and Twist was observed.
Clinical Implications
The findings suggest that β-lapachone could be a viable candidate for therapeutic intervention in breast cancer, particularly in targeting metastatic processes. Its ability to modulate EMT may enhance treatment efficacy and improve patient outcomes compared to existing therapies.
Conclusion
β-lapachone shows significant potential in reducing cell viability and migration in breast cancer models, highlighting its role as a promising therapeutic agent. Further studies are needed to explore its clinical applications, particularly in the context of metastatic breast cancer.
by Laura Lacerda Coelho, Matheus Menezes Vianna, Debora Moraes da Silva, Beatriz Matheus de Souza Gonzaga, Roberto Rodrigues Ferreira, Claudia Mara Lara Melo Coutinho, Fatima Cristina Mendes Magalhães, Edmilson José Maria, Rodrigo Rodrigues de Oliveira, Pedro Paulo de Abreu Manso, Marcelo Alex de Carvalho, Fernando Regla Vargas, Luciana Ribeiro Garzoni
This quality improvement project found that using a distress screening tool for head and neck cancer patients who were 2 or more years post-treatment led to an increased number of referrals for psychosocial needs.
