Photothermal therapy using graphene quantum dots

Area of Science:

• Nanomedicine
• Biomedical Engineering
• Materials Science

Background:

• Photothermal therapy (PTT) utilizes nanomaterials to generate localized heat for tumor eradication.
• While various nanomaterials for PTT exist, a comprehensive review of graphene quantum dots (GQDs) is lacking.
• GQDs offer advantageous properties like water solubility, stability, biocompatibility, and low toxicity for biomedical applications.

Purpose of the Study:

• To provide a comprehensive overview of recent advancements in graphene quantum dots (GQDs) for photothermal therapy (PTT).
• To summarize GQD properties, synthesis strategies, and their applications in PTT, both alone and in combination with other therapies.
• To discuss the in vitro and in vivo toxicities of GQDs in PTT and explore future directions.

Main Methods:

• Literature review focusing on graphene quantum dots (GQDs) and their application in photothermal therapy (PTT).
• Analysis of GQD synthesis methods (top-down and bottom-up approaches).
• Examination of PTT mechanisms and synergistic treatment strategies involving GQDs.

Main Results:

• GQDs exhibit excellent properties suitable for PTT, including high water solubility and biocompatibility.
• Various synthesis strategies for GQDs have been developed, enabling diverse applications.
• GQDs demonstrate potential in PTT, both as a standalone therapy and in combination with chemotherapy, immunotherapy, and radiotherapy.

Conclusions:

• Graphene quantum dots (GQDs) represent a promising nanomaterial for photothermal therapy (PTT) in oncology.
• Further research into GQD synthesis, PTT applications, and toxicity profiles is warranted.
• GQDs hold significant potential for advancing cancer treatment and improving patient outcomes.