Cyclodextrin-Based Nanoplatforms for Tumor Phototherapy: An Update

Area of Science:

• Biomedical Engineering
• Nanotechnology
• Oncology

Background:

• Tumor phototherapies, including photothermal therapy (PTT) and photodynamic therapy (PDT), offer precise, light-mediated cancer treatment with minimal side effects.
• Current nanoplatforms for phototherapy face challenges such as skin burning, tumor hypoxia, and limited light penetration.
• Cyclodextrins (CDs), biocompatible oligosaccharides, are utilized to create supramolecular nanostructures for enhanced therapeutic effects.

Purpose of the Study:

• To review the preparation methods of cyclodextrin-based nanoplatforms for tumor phototherapy.
• To discuss the unique physiochemical properties of these nanoplatforms.
• To highlight their potential for improving anti-tumor pharmacological efficacy.

Main Methods:

• Focuses on literature review of CD-based nanoplatforms in tumor phototherapy.
• Examines host-guest complexation for nanostructure formation.
• Analyzes enhanced photo-effects, morphological transformations, and drug bioavailability.

Main Results:

• CD-based nanoplatforms demonstrate potential for enhanced anti-tumor efficacy.
• These platforms can be engineered for responsive morphological changes and improved drug delivery.
• The review synthesizes various preparation strategies and their resulting properties.

Conclusions:

• Cyclodextrin-based nanoplatforms represent a promising strategy to overcome current limitations in tumor phototherapy.
• Their unique properties facilitate enhanced therapeutic outcomes and address challenges like poor drug bioavailability and tumor microenvironments.
• Further research into their preparation and application holds significant potential for advancing cancer treatment.