New bird flu variant found in dairy cattle. Can H5N1 be transmitted to humans?
Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from wild birds in late 2023 or early 2024. The USDA confirmed the virus's existence in the Nevada dairy cattle through milk sampling, the agency said.
Deadly version of H5N1 bird flu spills over into Nevada dairy cattle
A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples collected from Nevada dairy herds.
New form of H5N1 bird flu found in US dairy cows
The new H5N1 version, known as D1.1, was found in dairy cattle in Nevada and is different than the B3.13 type that has spread to more than 950 herds in 16 states over the past year, starting in Texas. The D1.1 infection was discovered by testing raw milk under a USDA dairy surveillance project launched last year.
USDA milk testing shows different strain of H5N1 bird flu in Nevada dairy herds
The USDA said four Nevada dairy herds were infected with an H5N1 bird flu strain that has circulated in wild birds, making prospects for containment in cows appear dim.
H5N1 bird flu spills over again; Nevada cows hit with different, deadly strain
Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It's the same strain that killed a Louisiana resident in early January and sent a Canadian teenager to intensive care in early November.
New Bird Flu Strain Found in U.S. Dairy Cows
A new strain of bird flu has infected dairy cows in Nevada, marking the second time the virus has jumped from birds to cattle. This latest infection — reported by the U.S. Department of Agriculture (USDA) Wednesday — involves a strain of H5N1,
Dairy cows infected with second version of bird flu
A version of the avian influenza virus different from the one rampaging through herds since last spring has been detected in dairy cows in Nevada, USDA says.
2nd strain of bird flu infects cows for the 1st time: USDA
A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture announced Wednesday.
2nd form of bird flu detected in US cows
A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.
Can You Get Bird Flu From Drinking Milk? What to Know as Cows Are Infected
Consumers can safely drink pasteurized milk, despite reports of dairy cattle infected with the new strain of bird flu.
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New H5N1 Bird Flu Virus Genotype Found In US Cows In Second Spillover Event
Avian flu first made the jump from birds into dairy cows on farms in a number of US states in spring 2024. Until now, all ...
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CDC Journal Resumes Publication, but Without H5N1 Studies
The CDC's Morbidity and Mortality Weekly Report ( MMWR) resumed publishing after an unprecedented 2-week hiatus, but without the three H5N1 avian influenza papers that were slated to publish on Jan.
Officials say bird flu likely widespread in the state. What we know about the H5N1 virus
State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the ...
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Deadly H5N1 bird flu becomes an 'existential threat' to biodiversity worldwide
The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...
First Reported H5N9 Bird Flu Outbreak In US As H5N1 Keeps Spreading
While the H5N1 bird flu keep spreading, the first reported H5N9 outbreak in the United States has been identified on a duck ...
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Avian Influenza A(H5N1) Virus Infections in the United States: An Overview
A recent study conducted on human A(H5N1) cases in the United States found that conjunctivitis was the primary symptom ...
How are H5N9 and H5N1 different? What to know after California bird flu outbreak
The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...
First H5N1 bird flu case confirmed in San Mateo backyard flock
The discovery of bird flu in the San Mateo backyard flock prompted health officials to remind people to take biosecurity ...