CSIR-Centre for Cellular & Molecular Biology, Uppal Road, Hyderabad 500007 (AP), India. The authors are grateful to the Council of Scientific and Industrial Research (CSIR-CCMB), India, for ...

Influenza A viruses come in many varieties. Four subtypes commonly affect humans, Dr. Lowen said — you may have heard of H1N1, for example. But many more influenza A viruses have been identified ...

Two strains of influenza A, H1N1 and H3N2, affect people. Scientists always include these strains in the annual flu vaccine. Influenza A viruses are the ones that have been responsible for global ...

During the COVID-19 pandemic, global influenza cases dropped dramatically due to lockdowns and travel restrictions. However, ...

Pigs can become coinfected with bird and human viruses, allowing genes to swap to form a new, more dangerous virus that can ...

A case of H5N1 bird flu was confirmed in a pig on a backyard farm in Oregon, the first detection of the virus in swine in the country, the U.S. Department of Agriculture said. Pigs represent a ...

The USDA said there is no risk to the nation's pork supply from the Oregon case. The risk to the public from bird flu remains low.