Recent Progress in Light-Triggered Nanotheranostics for Cancer Treatment

Area of Science:

• Biomedical Engineering
• Nanotechnology
• Cancer Therapy

Background:

• High specificity treatments are crucial for effective cancer therapy.
• Light-triggered nanotheranostics (LTNs) offer a promising approach for targeted cancer visualization and treatment.
• LTNs can be synthesized from various materials including organic dyes, polymers, and inorganic nanomaterials.

Purpose of the Study:

• To review in vivo applications of LTNs in cancer therapy.
• To highlight recent progress in LTN development and application over the past few years.
• To discuss current challenges and future directions for LTNs in cancer treatment.

Main Methods:

• Review of existing literature on LTNs tested in vivo.
• Analysis of different types of photosensitizers used in LTN formulations.
• Evaluation of therapeutic outcomes, including tumor ablation and toxicity, in preclinical models.

Main Results:

• LTNs combined with localized irradiation demonstrate complete tumor ablation in animal models.
• Various photosensitizers, including porphyrins, cyanine dyes, semiconducting polymers, gold nanoparticles, and carbon-based nanomaterials, are utilized in LTNs.
• Preclinical studies show LTNs can achieve targeted therapy with minimal systemic toxicity.

Conclusions:

• LTNs represent a significant advancement in targeted cancer therapy.
• Continued research and development are expected to overcome current challenges and expand the clinical utility of LTNs.
• LTNs hold great promise for future cancer treatment strategies due to their specificity and light-controlled action.