NIR luminogen for low-temperature photothermal therapy by triggering HSP90α down-regulation

Area of Science:

• Biomedical Engineering
• Photothermal Therapy
• Gene Silencing

Background:

• Heat shock protein 90 alpha (HSP90α) is a key target in cancer therapy.
• Developing targeted, low-temperature therapeutic strategies is crucial for minimizing side effects.

Purpose of the Study:

• To design a near-infrared (NIR) luminogen for efficient photothermal conversion.
• To utilize this agent for targeted HSP90α protein knockdown and subsequent tumor ablation.

Main Methods:

• Synthesis and characterization of the NIR luminogen TST.
• Application of TST for photothermal conversion and gene interference.
• Evaluation of in vitro and in vivo tumor ablation efficacy at low temperatures.

Main Results:

• The NIR luminogen TST demonstrated efficient photothermal conversion.
• Successful triggering of HSP90α protein knockdown was achieved.
• Significant in vitro and in vivo tumor ablation was observed at low temperatures.

Conclusions:

• The developed NIR luminogen TST offers a promising strategy for low-temperature tumor ablation.
• Photothermal conversion combined with gene interference presents an effective approach for cancer therapy.