May 06 2026SCIENCE
PEDV: The Persistent Virus That Keeps Changing
The story of the porcine epidemic diarrhea virus, or PEDV, is a reminder that even strong vaccines can lose their edge when a pathogen keeps evolving. This virus, which lives in pig guts, began as a regional problem in the 1970s but now spreads worldwide. Its ability to change its genetic makeup, su
reading time less than a minute
