FMDV VP1 review spotlights vaccine design and virulence links

A new review in The Veterinary Journal puts the foot-and-mouth disease virus (FMDV) VP1 protein at the center of both disease biology and future control strategy. The paper argues that VP1 is more than a structural capsid protein: it helps shape how FMDV attaches to host cells, varies antigenically across strains, and triggers neutralizing immune responses, making it a key target for vaccine design and surveillance. That framing fits with broader FMD research showing VP1’s exposed G-H loop, including the RGD motif, is central to receptor binding and remains one of the virus’s most important immunogenic regions. (veterinaryresearch.biomedcentral.com)

Why it matters: For veterinary professionals, especially those involved in livestock health, outbreak preparedness, diagnostics, and biologics, the review reinforces a practical point: VP1 is highly informative, but it’s also highly variable. That matters because FMD control still depends on vaccine strains matching circulating field viruses, and newer VP1-based approaches, including peptide, vector, and virus-like particle platforms, may improve precision but won’t erase the challenge of serotype and topotype diversity. WOAH continues to emphasize antigenic matching in vaccine selection, and recent vaccine reviews suggest VP1-focused products may need multivalent design or pairing with other conserved targets to broaden protection. (woah.org)

What to watch: Expect more work translating VP1 structural and sequence insights into broader-coverage vaccines, especially platforms designed to preserve native antigen shape and improve cross-protection across circulating FMDV variants. (nature.com)