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Updated: Feb 2, 2026

Anticancer Efficacy of Photodynamic Therapy with Lung Cancer-Targeted Nanoparticles
Published on: December 1, 2016
Targeting autophagy using metallic nanoparticles: a promising strategy for cancer treatment
Marco Cordani1,2, Álvaro Somoza3,4
1Instituto Madrileño de Estudios Avanzados en Nanociencia (IMDEA Nanociencia), CNB-CSIC-IMDEA Nanociencia Associated Unit "Unidad de Nanobiotecnología", Madrid, Spain. marco.cordani@imdea.org.
Abstract:
Despite the extensive genetic and phenotypic variations present in the different tumors, they frequently share common metabolic alterations, such as autophagy. Autophagy is a self-degradative process in response to stresses by which damaged macromolecules and organelles are targeted by autophagic vesicles to lysosomes and then eliminated. It is known that autophagy dysfunctions can promote tumorigenesis and cancer development, but, interestingly, its overstimulation by cytotoxic drugs may also induce cell death and chemosensitivity. For this reason, the possibility to modulate autophagy may represent a valid therapeutic approach to treat different types of cancers and a variety of clinical trials, using autophagy modulators, are currently employed. On the other hand, recent progress in nanotechnology offers plenty of tools to fight cancer with innovative and efficient therapeutic agents by overcoming obstacles usually encountered with traditional drugs. Interestingly, nanomaterials can modulate autophagy and have been exploited as therapeutic agents against cancer. In this article, we summarize the most recent advances in the application of metallic nanostructures as potent modulators of autophagy process through multiple mechanisms, stressing their therapeutic implications in cancer diseases. For this reason, we believe that autophagy modulation with nanoparticle-based strategies would acquire clinical relevance in the near future, as a complementary therapy for the treatment of cancers and other diseases.
Insights
Metallic nanostructures show promise in cancer therapy by modulating autophagy, a cellular process. This approach offers a novel strategy to enhance cancer treatment efficacy and overcome drug resistance.
Area of Science:
- Biomedical Engineering
- Nanotechnology
- Cancer Biology
Background:
- Cancer cells exhibit common metabolic alterations, including dysregulated autophagy, which can promote tumor development.
- Autophagy modulation is a potential therapeutic strategy, with ongoing clinical trials exploring autophagy modulators.
- Nanotechnology provides innovative tools for cancer treatment, overcoming limitations of traditional drugs.
Purpose of the Study:
- To review recent advances in using metallic nanostructures to modulate autophagy for cancer therapy.
- To highlight the mechanisms by which metallic nanostructures influence autophagy.
- To discuss the therapeutic implications of nanoparticle-based autophagy modulation in cancer treatment.
Main Methods:
- Review of current literature on metallic nanostructures and their interaction with autophagy.
- Analysis of mechanisms underlying autophagy modulation by nanomaterials.
- Synthesis of findings regarding therapeutic applications in various cancer models.
Main Results:
- Metallic nanostructures can effectively modulate the autophagy process through various mechanisms.
- Nanoparticle-based strategies demonstrate potential in enhancing anti-cancer effects.
- These nanostructures offer innovative therapeutic agents for cancer treatment.
Conclusions:
- Autophagy modulation using metallic nanostructures presents a promising therapeutic avenue for cancer.
- Nanoparticle-based autophagy modulation could become a relevant complementary therapy for cancers.
- This approach holds potential for treating various diseases beyond cancer.
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