Sequencing

DNA obtained during the RT-PCR assay can be sequenced to obtain the order of nucleotides in the genome. DNA sequencing is …

Economic impact in swine industry

Europe: Data on PRRS costs per country are lacking, but some authors have estimated that a PRRS outbreak could cost a…

So… are PRRS virus vaccines useful?

Although several vaccines are available worldwide, we know that they do not provide full and universal protection against …

THE PRRS EXPERTS ANSWER

On a PRRS unstable farm with a mass vaccination (4 times/year) programme for PRRS and 3 times/year vaccination programme for Aujeszky´s disease, both for sows, we want to minimise stress due to vaccination, what do you recommend?

On a PRRS unstable farm with a mass vaccination (4 times/year) programme for PRRS and 3 times/year vaccination programme for ...

The vaccinations of pregnant sows are always difficult because of the possible side effects on the farrowing rate and prolificacy. For a good... Read More →
A PRRS positive Site I farm, that had reached stability, has suffered the disease again. What management should be carried out: close the farm and infect the sows again as it was done on the first occasion? At this moment, PRRS vaccine is not used.

A PRRS positive Site I farm, that had reached stability, has suffered the disease again. What management should be carried ou...

First of all, I think the most convenient thing is to try to determine which were the causes that lead to infection being... Read More →
In Vietnam, many farms vaccinate sows against PRRS but not piglets. Is there any risk to these farms? And, is there any risk if farms use type 1 PRRS live vaccine for sows and type 2 PRRS live vaccine for piglets or the opposite?

In Vietnam, many farms vaccinate sows against PRRS but not piglets. Is there any risk to these farms? And, is there any risk ...

Vaccination of piglets is recommended when the farm is nearly stabilized or in small farms where one wishes to accelerate the stabilization. As... Read More →