Cyclosporin A triggers a RIG-I-mediated interferon response through multiple cellular processes

This scientific report details how Cyclosporin A (CsA), an immunosuppressant, triggers an antiviral response by activating the RIG-I/IFN-λ/ISG signaling axis. The study reveals that CsA's antiviral activity is linked to mitochondrial remodeling, dsRNA accumulation, and impaired autophagy, offering new mechanistic insights.
Why it matters
Understanding these molecular mechanisms could lead to the development of new broad-spectrum antiviral therapies, crucial for preparedness against emerging viruses with pandemic potential, and repurpose existing drugs like CsA.
Scientific Reports volume 16 , Article number: 28863 ( 2026 ) Cite this article
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