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As Bird Flu Outbreak Expands in California, Dairy Farms Report It’s Worse Than They Expected

CNN A third farmworker has tested positive for bird flu in California, according to the state’s health department. If confirmed by the US Centers for Disease Control and Prevention, this would be the 17th human case of H5N1 flu in the US since March, when the virus was first detected in cows.

It comes as farmers and veterinarians in California are warning that the infection seems to be striking herds more severely than it has in other states, leading to higher percentages of sick and dead cows in affected herds.

There are no signs of more serious illness in people. Like the first two human cases in California, this third case involves a farmworker who was in contact with sick dairy cattle. Investigators don’t see any connections between the most recent case and either of the first two, suggesting that this is another instance of animal-to-human transmission, the California Department of Public Health said in a news release. In all three cases, symptoms were mild and involved red, bloodshot eyes, a sign of conjunctivitis.

Source : unmc.edu

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Swine Biosecurity: 5 Critical Steps to Prevent Disease Transmission | LANXESS

Video: Swine Biosecurity: 5 Critical Steps to Prevent Disease Transmission | LANXESS

Protecting herd health starts before anyone enters the barn. Every visitor, employee, piece of equipment and movement between farms can introduce disease risks if proper biosecurity protocols aren't followed.

In this SwineWeb Biosecurity Intelligence feature, Dr. Gisele Ravagnani of LANXESS Biosecurity Solutions explains practical steps pork producers can take to strengthen on-farm biosecurity and reduce the risk of disease transmission.

Key topics covered:

• Visitor Management: Why visitor logs, previous farm exposure and downtime requirements are essential.

• Controlled Barn Entry: How Danish entry systems establish a clear separation between clean and dirty areas.

• Shower-In/Shower-Out Protocols: The importance of dedicated clothing, footwear and controlled movement.

• Footbath Management: Proper cleaning, disinfection and maintenance practices, including the use of Virkon™ S.

• Equipment Biosecurity: Why equipment must be properly cleaned, disinfected and dried before entering production areas.