Targeted radiotherapy with gold nanoparticles: current status and future perspectives

Area of Science:

• Oncology
• Nanotechnology
• Medical Physics

Background:

• Radiation therapy (RT) is a cornerstone in cancer treatment, aiming to eliminate malignant cells while preserving healthy tissues.
• Significant technological advancements have improved RT precision, including inverse planning, image guidance, and stereotactic treatments.
• Nanotechnology offers new avenues to enhance RT efficacy, with gold nanoparticles (GNPs) being a key area of investigation.

Purpose of the Study:

• To review the current research and development status of using gold nanoparticles (GNPs) to enhance radiation therapy (RT).
• To highlight emerging targeted RT modalities utilizing GNPs and their preclinical evidence.
• To discuss future prospects and perspectives for clinical translation of GNP-enhanced RT.

Main Methods:

• Literature review of preclinical studies and research on gold nanoparticles (GNPs) in radiation therapy (RT).
• Analysis of emerging targeted RT modalities incorporating GNPs.
• Evaluation of preclinical data supporting the efficacy and safety of GNP-enhanced RT.

Main Results:

• Gold nanoparticles (GNPs) demonstrate potential to increase the therapeutic ratio of radiation therapy (RT) through targeted delivery.
• Emerging modalities show promise for enhanced tumor cell kill and reduced damage to surrounding healthy tissues.
• Preclinical evidence supports the potential clinical translation of GNP-based radiation therapy.

Conclusions:

• Gold nanoparticles (GNPs) represent a promising advancement in targeted radiation therapy (RT).
• Further research and clinical trials are warranted to fully realize the potential of GNPs in cancer treatment.
• GNP-enhanced RT could lead to more effective and personalized cancer therapies in the future.