News & Perspective

So far there's no sign that H7N9 epidemiology is changing for humans, but for poultry, the virus has become more deadly.

Analyses of samples from China and Taiwan hint at resistance to antiviral drugs.

In other developments, Iran reported several more H5N8 outbreaks and Bosnia and Herzegovina reported its first H5 outbreak of the season.

Also, 5 European nations report much more H5N8, and Japan confirms a new H5 outbreak.

New reports to the OIE involve avian flu outbreaks in 8 countries.

Nearly a quarter of Shigella isolates in New York City showed decreased susceptibility or resistance.

Meanwhile, many countries across Europe and Asia continue to battle outbreaks of several strains.