The Trump administration has cancelled a contract awarded to Moderna for the late-stage development of its bird flu vaccine for humans, as well as the right to purchase shots, according to the ...

A new study shows how person-to-person variation in antibody immunity plays a key role in shaping which influenza (flu) strains dominate in a population. A new study has shown that person-to ...

The Trump administration has canceled $766 million awarded to drugmaker Moderna Inc. to develop a vaccine against potential pandemic influenza viruses, including the H5N1 bird flu. The company ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen ...

Moderna said it would explore alternatives for developing the vaccines covered by the contract, which were to be designed for several types of flu viruses that have the potential to cause a pandemic.

Flu shots save lives across the United States every year. These vaccines are good at protecting the population from severe influenza infections, but not every person gets the same level of ...

Biden administration officials committed last summer to award $176 million, and then it gave an additional $590 million in January, as bird flu spread among livestock and occasional farmworkers.

Yes, most cats in the U.S. and other areas where bird flu has been seen are in greater danger now that the weather is warming. More cats will get sick because they will be exposed to the avian flu ...

The Brazilian government confirmed a case of bird flu at a zoo in its capital after two birds were found dead there last week. Brazil, the world's top exporter of chicken meat, has suspended its ...

Samples were sent to the Arizona Veterinary Diagnostic Lab after birds showed signs consistent with bird flu on May 21. The samples were then submitted to the National Veterinary Services ...

Cambodia reports its fourth fatal bird flu case this year, an 11-year-old boy from Kampong Speu province. The boy had contact with sick poultry before developing symptoms like fever and ...

The U.S. government is pulling its funding for drugmaker Moderna to continue testing an mRNA vaccine intended to protect people from the bird flu. The move comes after Health Secretary Robert F.