US health leader warns of human-to-human H7N9 bird flu

There is no evidence that the deadly H7N9 bird flu has yet spread between humans in…

H7N9 bird flu virus capable of airborne transmission

One strain of the H7N9 bird flu virus appears to spread easily through the air between…

First case of bird flu ‘spreading between humans’

Chinese scientists on Wednesday reported the first likely case of direct person-to-person transmission of the H7N9…

H7N9 Bird Flu May Be Developing Drug Resistance

Some strains of the H7N9 bird flu in China are becoming resistant to the only antiviral…

Scientists Plan to Create New Bird Flu Strain in Lab

Scientists who sparked an outcry when they created easier-to-spread versions of the bird flu want to…

Bird Flu Researchers Push to Make Virus More Deadly

In a letter published today in the nation’s two most prestigious scientific journals — Science and…

New case of H7N9 bird flu confirmed in China

A Chinese poultry worker was confirmed as having contracted the deadly H7N9 bird flu virus, health…