A recent study at Colorado State University (CSU) found that your horse might have the ability to fight off West Nile virus (WNV) less than a month after receiving a single-dose vaccination against the disease. The challenge study tested Merial’s RECOMBITEK equine WNV vaccine 26 days after immunization and found that the treated horses resisted infection.

The results are particularly important for horse owners and veterinarians in areas prone to sudden natural WNV outbreaks, where early immunity could mean the difference between life and death for horses

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