All 3 individuals with antibodies to HPAI A(H5) provided care to multiple animals, including dairy cattle. HealthDay News — Seroprevalence of highly pathogenic avian influenza (HPAI) A(H5 ...

A new H5N1 bird flu mutation has appeared in a cluster of infected dairy cows. It's a genetic change that scientists say could not only make the virus more lethal, but increase its spread between ...

A genetic mutation of H5N1 detected in California dairy cows raises concerns about increased mammal-to-mammal transmission ...

The discovery of silent H5N1 infections in unexpected populations, the emergence of new variants, and its potential to evolve ...

There are 70 confirmed cases of the bird flu among humans in the U.S., as of Tuesday. The CDC said the current public health ...

But bird flu can also infect other animals — such as dairy cows, rats, and cats — after coming into contact with wild birds ...

Since the outbreak in dairy cattle began, infection with avian influenza virus type A (H5) has been confirmed in 69 people in the United States. Twenty-three of these cases involved poultry farm ...

Since 2021, experts have seen bird flu — also called H5 influenza or highly pathogenic avian influenza (HPAI) — spreading "fairly quickly" across the wild and domestic bird populations and, now, among ...

Noting that the current outbreak of HPAI A(H5) clade 2.3.4.4.b viruses, genotype B3.13 was first detected among dairy cattle in March 2024, with human cases identified among dairy workers in April ...