The California Department of Food and Agriculture said Thursday that H5N1 bird flu is suspected to have infected three dairy herds in the state. ... others to get the seasonal flu vaccine.

Two more California dairy herds have been infected by H5N1 bird flu, ... Deeble said his agency is in the process of authorizing field safety studies for a H5N1 cow vaccine.

The national stockpile holds a few million doses of H5N1 vaccine, and officials can order more should they be needed. Several companies are also developing new vaccines for use in people or in cows.

California has approximately 1,100 dairies, ... The H5N1 virus typically doesn't kill cows the way it does birds and chickens. ... Raudabaugh said the U.S. needs to pursue a vaccine development ...

While H5N1 does not have high mortality rates in dairy cows, the infection causes decreases milk production and milk quality, ...

Bird flu ripping through California dairy farms 04:04. The Centers for Disease Control and Prevention is now working with California on a project that is offering gift cards to encourage people to ...

Two California dairy farm workers who had contact with H5N1-infected cows have contracted an H5 avian influenza virus, the Centers for Disease Control and Prevention confirmed Thursday evening. In ...

From the outset of the Trump administration, bird flu, or H5N1 avian influenza, has flown rather conspicuously — and in fact ...

Genetic tests of California farmworkers could reveal viral evolution ... Sanofi, and GSK — to take the next steps in H5N1 vaccine manufacturing. The vaccines, ...

Researchers evaluated the safety and immune response of a poultry-derived H5N1 avian influenza vaccine in black vultures and critically endangered California condors. The findings support the use ...