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National authorities probing the recent ASF outbreak in Catalonia are now exploring the possibility that the virus could have escaped from a scientific laboratory. Their focus has narrowed to five local labs as possible sources.

Outbreak Details and Industry Stakes

Thirteen cases of the fever have been confirmed in wild boars in the rural areas outside the Catalan capital beginning on 28 November. This has led Spain – the EU’s largest pork exporter – to scramble to control the outbreak before it becomes a serious threat to the nation's €8.8bn-a-year pig meat export industry.

Shifting Theories of Origin

At first, regional authorities believed the outbreak started after a boar consumed infected meat products brought in from abroad – possibly a discarded food item from a truck driver.

However, the national ministry of agriculture has initiated a new investigation after concluding that the strain of the pathogen detected in the dead animals in the region is different from the one reported to be circulating in other EU member states. According to a report suggest the identified virus is rather similar to one found in the country of Georgia in 2007.

"The discovery of a virus like the one that was present in that country does not, therefore, exclude the chance that its source lies in a biological containment laboratory," stated the agriculture department.

Research Connection Examined

The 'Georgia 2007' viral strain is a 'reference' virus frequently employed in scientific studies in secure labs to study the disease or to evaluate the effectiveness of treatments, which are presently under development. The analysis suggests that the outbreak might not have originated in livestock or animal products from any of the nations where the infection is currently active.

Government Actions and Audit

In response, Salvador Illa announced he had instructed the regional research body to carry out an inspection of five facilities that work with the ASF pathogen within a 20-kilometer distance of the outbreak site.

"The regional government isn’t ruling out any scenarios when it comes to the source of the outbreak of African swine fever, but nor are we confirming any," the official stated. "All hypotheses are open. Above all, we need to understand what happened."

Current Control Measures

The authorities have confirmed thirteen infections of the virus – all of them in dead wild boar found within six kilometers of the initial focus. Officials added the corpses of an additional 37 animals discovered in the zone have been tested, with all showing no infection for swine fever. Experts dispatched to the thirty-nine swine operations within the 20km radius have found no sign of the illness there. More than one hundred members from the country's emergency response forces have also been sent to the region to assist law enforcement and forestry agents.

Global Context of African Swine Fever

Long native to the African continent, ASF is not dangerous to people but often fatal to pigs. In 2018, the disease turned up in China, which is has about 50% of the global pigs. By 2019, there were concerns that up to 100 million animals had been lost. Subsequently, the pathogen was detected to be in the Federal Republic of Germany, a country with one of the European Union's biggest swine herds.

The Country's Pivotal Role in Meat Production

The nation, which is the EU’s biggest pork producer, exported pork products worth 5.1 billion euros to other EU countries in the previous year, and almost €3.7bn of pork products to destinations outside Europe. National statistics indicate that Spain slaughtered fifty-eight million pigs in the year 2021 – an increase of forty percent from a decade earlier.