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VanderWaal: Expect to see new PRRS sublineages emerge
US pig producers know that many different strains of porcine reproductive and respiratory syndrome (PRRS) exist, and that immunological cross-protection amongst different strains can be variable. However, the continual emergence of new sub-lineages continues to destabilize progress towards PRRS control, said Kim VanderWaal, PhD, associate professor at the University of Minnesota.
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By Pig Health TodayUS pig producers know that many different strains of porcine reproductive and respiratory syndrome (PRRS) exist, and that immunological cross-protection amongst different strains can be variable. However, the continual emergence of new sub-lineages continues to destabilize progress towards PRRS control, said Kim VanderWaal, PhD, associate professor at the University of Minnesota.