Galician Medical Journal (May 2025)
Therapeutic Potential of CRISPR-Cas13 for RNA Virus Infections
Abstract
CRISPR-Cas13 is a groundbreaking RNA-targeting tool that has emerged as a promising solution for diagnosing and treating RNA viruses, including SARS-CoV-2, influenza, and HIV. By leveraging the CRISPR-Cas13 system, researchers can precisely target and cleave single-stranded RNA, thereby disrupting viral replication and enabling rapid molecular diagnostics. The CRISPR-Cas13 system boasts several advantages over traditional antiviral strategies, including exceptional specificity and sensitivity, rapid diagnostic capabilities, and potential for broad-spectrum antiviral activity. This technology has far-reaching implications for diagnosing and treating RNA viral infections, which pose significant global health threats due to their high mutation rates and resistance to conventional treatments. While CRISPR-Cas13 holds tremendous promise, there are challenges to be addressed, such as optimizing delivery methods to ensure efficient targeting of viral RNA and minimizing off-target effects. Experiments are also needed to fully elucidate the mechanism of RNA degradation by CRISPR-Cas13 and explore its use in treating diseases. Despite such limitations, promising prospects in practical applications, such as in the SHERLOCK and PAC-MAN systems, have already been demonstrated by CRISPR-Cas13. These innovative technologies have harnessed the power of CRISPR-Cas13 to detect and treat RNA viral infections, paving the way for developing novel diagnostic and therapeutic strategies.
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