Public health officials are concerned about bird flu, which so far has been detected in three dairy farmworkers—two in Michigan and one in Texas—as well as in cattle in a dozen states.
Jul 8, 2024
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In March 2024, dairy cows in Texas were found to be infected with highly pathogenic avian flu, or H5N1 bird flu, in the first known case of the virus spreading to cattle. Since then, H5N1 has been found in about 200 animals—and ...
Jul 3, 2024
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Signs of H5N1 bird flu virus have been detected at three wastewater sites in California's Bay Area, according to sampling data.
Jul 1, 2024
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As bird flu continues to spread among U.S. dairy cows, reassuring new government research finds the pasteurization process widely used in the industry effectively kills all bird flu virus in milk.
Jul 1, 2024
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Bird flu, or H5N1 virus, in unpasteurized milk is stable on metal and rubber components of commercial milking equipment for at least one hour, increasing its potential to infect people and other animals, report researchers ...
Jun 27, 2024
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EPFL scientists have discovered that in indoor spaces, droplets containing the flu virus will remain infectious for longer when they also contain certain types of bacteria found in our respiratory tract. This finding provides ...
Jun 26, 2024
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An international team of microbiologists and infectious disease specialists from Australia and the U.S. has found that children exposed to variants of influenza B demonstrate a bigger immune response to the same strain when ...
In the US, a dairy-farm worker develops itching, blood-shot eyes. In Australia, a young girl falls ill after a foreign holiday and is rushed to hospital. In Mexico, another man, already ill and bed-bound, becomes seriously ...
Jun 18, 2024
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In the last two years, bird flu has been blamed for the deaths of millions of wild and domestic birds worldwide. It's killed legions of seals and sea lions, wiped out mink farms, and dispatched cats, dogs, skunks, foxes and ...
Jun 14, 2024
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Stanford University infectious disease doctor Abraar Karan has seen a lot of patients with runny noses, fevers, and irritated eyes lately. Such symptoms could signal allergies, COVID, or a cold. This year, there's another ...
Jun 14, 2024
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Influenzavirus A Influenzavirus B Influenzavirus C Isavirus Thogotovirus
The Orthomyxoviridae (orthos, Greek for "straight"; myxa, Greek for "mucus") are a family of RNA viruses that includes five genera: Influenzavirus A, Influenzavirus B, Influenzavirus C, Isavirus and Thogotovirus. The first three genera contain viruses that cause influenza in vertebrates, including birds (see also avian influenza), humans, and other mammals. Isaviruses infect salmon; thogotoviruses infect vertebrates and invertebrates, such as mosquitoes and sea lice.
The three genera of Influenzavirus, which are identified by antigenic differences in their nucleoprotein and matrix protein infect vertebrates as follows:
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