Page 8 of articles about PRRS

Pic1. On-site gilt development unit. Picture courtesy of Dr. Maria Jose Clavijo.

Gilt acclimation to PRRS virus (1/2). Are there different approaches for different regions?

What is the preferred exposure method?, and the best status of the incoming gilts?, should they be raised on-farm or purchased?, … Veterinary practitioners from Germany, North America, China, and Spain share their opinions.

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Weaning many piglets is not easy, and neither it is to achieve that the great majority of them have a good quality and weight. Nevertheless it is essential to be able to reduce the use of medications in the nursery. Photo by: Antonio Caballero.

HealthArticle

Are the nurseries becoming complicated? (1/3)

In recent years, pig production has been subject to several changes that have forced farmers to adapt. Some of these changes have a direct impact on the nursery.

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HealthNews

UK: Highest recorded PRRS diagnosis in first quarter

The first quarter of 2018 saw the highest ever recorded diagnostic rate of PRRS, according to APHA.

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HealthNews

Argentina has developed a PRRS Contingency Plan

Argentina is one of the few PRRS-free countries in the region.

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HealthPress releases

Elanco Animal Health introduces new respiratory PRRS vaccine

Prevacent PRRS is a timely and effective solution for to meet the PRRS challenges producers are facing today.

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HealthArticle

How is PRRS perceived across the world? How is it managed?

Key swine veterinary practitioners describe the “PRRS-ception” of this disease in the most important pork producing regions.

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HealthAbstract

Monitoring breeding herd production data to detect PRRSV outbreaks

The systematic monitoring of production indicators using EWMA offers opportunity to early detect outbreaks and/or to quantify the production losses attributed to PRRS infection.

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Figure 4. Weaner pig with respiratory distress and ill-thrift.

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HealthArticle

Clinical case: Respiratory distress and ill-thrift in post-weaned pigs

There is an increase of respiratory distress and loss of body condition with an increase of mortality in the weaning and growing pigs…

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HealthPress releases

Thermo Fisher Scientific research advances PRRS and PED diagnostics

Presentations at ESPHM illustrate dedication to diagnostic improvements.

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HealthAbstract

Two commercial Type 1 PRRSV-modified live vaccines reduce seminal shedding of Type 1 PRRSV in infected boars

The results of this study provide clinical information on how to reduce seminal shedding of type 1 PRRSV in boars using type 1 PRRSV-modified live vaccine.

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HealthAbstract

Survival of viral pathogens in animal feed ingredients under transboundary shipping models

Results provide further evidence that contaminated feed ingredients may represent a risk for transport of pathogens at domestic and global levels.

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Figures 5. Breakdown of returns of sows transitioning to a weekly farrowing.

Genetics-ReproductionArticle

Clinical case: Increase of returns: Management or PRRS?

Returns increase in a PRRS-positive farm in the middle of a census increase plus a change of management in the batch farrowing system, from 3 weeks to 1.

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Figure 1. The genome of PRRSV is a single stranded RNA molecule.

HealthArticle

PRRSV sequencing and its use in practice

It is very important to analyze new PRRSV sequences against a broad reference set representing the farm, the system and the region, as well as the sequences of available commercial vaccines (this will make it possible to differentiate between field and vaccine strains).

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Genetics-ReproductionPress releases

Topigs Norsvin implements PRRS resistance in breeding value estimation

Topigs Norsvin has recently implemented selection for increased natural resistance to PRRS by using the WUR SNP in breeding value estimation.

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HealthPress releases

2018 European PRRS Research Award open for submissions until July 1st

Boehringer Ingelheim funds three research projects against swine disease PRRS with a total of €75,000

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HealthAbstract

Detection of PRRSV-specific IgM-IgA in oral fluid samples reveals PRRSV infection in the presence of maternal antibody

In the field, the combined ELISA detected infection in the face of colostral IgG. In growing pigs, the IgM-IgA ELISA is a promising tool for PRRSV surveillance.