In early March, Dr. Barb Petersen, a large-animal vet in Texas, began getting calls from the dairy farms she works with in the Panhandle. Workers there were seeing a lot of cows with mastitis, an ...

A study helps explain why dairy cows infected by highly pathogenic avian influenza are shedding the virus in their milk. Their findings could help develop biosecurity measures aimed at slowing the ...

In a recent study published in Emerging Infectious Diseases, a group of researchers compared the distribution of sialic acid (SA) receptors in the respiratory tract and mammary glands of dairy cattle ...

Pigs also have both human and bird sialic acid receptors in their respiratory tracts, and flu infections in pigs have been known to spark pandemic viruses. The 2009 pandemic caused by H1N1 influenza, ...

Microscope images of mammary gland tissue taken from a dairy cow infected with highly pathogenic avian influenza are magnified by 200 times on the left and 400 times on the right. On the left, cells ...