“There is no minimum number of pigs required for vaccination and pigs do not need to be in the same age group for vaccination,” it said. Vaccinated pigs will be allowed to be transported for ...
To understand why pigs get virologist’s attention, we need to think about what it means for a virus to jump from one host species to another. A moment’s reflection tells us that changing host species ...
Although the pigs appeared to be healthy ... host species must be an incredibly difficult thing for a virus to do. The world is teeming with viruses that infect every species around us.