Recent advances in carbon dots: synthesis and applications in bone tissue engineering

Area of Science:

• Biomaterials Science
• Nanotechnology
• Regenerative Medicine

Background:

• Scaffolds are crucial in bone tissue engineering (BTE) for cell attachment, proliferation, and differentiation.
• Carbon dots (CDs), novel carbon-based nanomaterials, offer biocompatibility, unique optical properties, and functional groups.
• CDs are emerging as valuable components in advanced BTE strategies.

Purpose of the Study:

• To review recent advancements in utilizing carbon dots (CDs) within bone tissue engineering (BTE).
• To summarize preparation methods, properties, and categories of CDs relevant to BTE.
• To present diverse applications of CDs in BTE, including osteogenesis, fluorescence tracing, phototherapy, and antibacterial activity.

Main Methods:

• Literature review of recent research on carbon dots in bone tissue engineering.
• Summarization of various carbon dot preparation techniques.
• Detailed description of carbon dot properties and classifications for BTE.

Main Results:

• Carbon dots exhibit significant potential in enhancing osteogenesis.
• CDs can be utilized for fluorescence tracing in BTE applications.
• The review highlights CDs' roles in phototherapy and antibacterial activity within BTE contexts.

Conclusions:

• Carbon dots offer versatile applications in bone tissue engineering, including promoting bone growth and providing therapeutic benefits.
• Further research into CDs' challenges and future perspectives is essential for optimizing their use in BTE.
• This review provides a foundation for designing and implementing carbon dots in bone tissue engineering strategies.