Carbon dots for virus detection and therapy.

Area of Science:

• Nanomaterials Science
• Biotechnology
• Infectious Diseases

Background:

• The COVID-19 pandemic highlights the urgent need for advanced viral disease detection and treatment strategies.
• Rapid, sensitive, and selective detection methods are crucial in a globalized world to control virus spread.
• Carbon dots (CDs) are emerging nanomaterials with excellent chemical stability, photostability, and biocompatibility, showing potential for both diagnostics and therapeutics.

Purpose of the Study:

• To review the current applications of carbon dots in virus detection using electrochemical and optical biosensing.
• To summarize the antiviral properties of carbon dots against various viruses, including SARS-CoV-2.
• To discuss the mechanisms of action, advantages, and disadvantages of carbon dots for future research in antiviral therapeutics and biosensors.

Main Methods:

• Review of literature on carbon dot-based biosensing for virus detection.
• Compilation of studies on the antiviral efficacy of carbon dots against different viral strains.
• Analysis of carbon dot synthesis, functionalization, and mechanisms of antiviral action.

Main Results:

• Carbon dots demonstrate significant potential in developing sensitive and selective electrochemical and optical biosensors for virus detection.
• Carbon dots exhibit promising broad-spectrum antiviral activity, including against SARS-CoV-2, through various mechanisms.
• Tunable properties of carbon dots, achieved through precursor selection and post-synthetic modification, enhance their biosensing and antiviral capabilities.

Conclusions:

• Carbon dots represent a versatile platform for both the rapid detection and effective treatment of viral diseases.
• Further research into carbon dot advantages and disadvantages is essential for developing next-generation antiviral strategies and diagnostics.
• The unique properties of carbon dots position them as key players in the ongoing battle against viral infections.