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Piglet vaccination

To vaccinate piglets, two important points must be considered in order to choose the best moment …

Impact of PRRSv genetic diversity

The high PRRS virus diversity has an important impact in diagnosis, immune response: vaccines, protection…

Practical approach to diagnosis

ELISA and PCR in combination can be used not only to detect an infection, but also to determine approximately…

THE PRRS EXPERTS ANSWER

Sows vaccinated every 3 months while piglets not developing PRRSV immunity: What could be causing this?

Sows vaccinated every 3 months while piglets not developing PRRSV immunity: What could be causing this?...

On a farrow to finish farm where sows are vaccinated every 3 months against PRRS virus and the piglets are not vaccinated, the... Read More →
Can modified live PRRS vaccines be administered to pre-farrowing sows in order to pass the antibodies on to their piglets?

Can modified live PRRS vaccines be administered to pre-farrowing sows in order to pass the antibodies on to their piglets?...

Attenuated PRRS vaccines (Modified Live Vaccines) are not designed to pass immunity to the piglets, although they will.   How do naïve animals... Read More →
In a sow farm positive for PRRS should vaccines be done blanket or weekly at 60 days pregnant?

In a sow farm positive for PRRS should vaccines be done blanket or weekly at 60 days pregnant?...

This is quite a difficult question to answer, as it depends of a wide range of factors, such as: Herd structure, herd size,... Read More →

THE PRRS EXPERTS ANSWER