Asian avian flu

None of the changes in the HA were common to all the viruses, which suggests that these variant viruses are cocirculating independently in poultry. The very few cases of human-to-human transmission have been among people with exceptionally close contact, such as a mother who caught the virus while caring for her sick infant. The risk of mass culling of birds and the resulting economic impact led farmers who were reluctant to report sick poultry. Article Best Ways to Avoid Colds and Flu. Interim Risk Assessment and Biosafety Level Recommendations for Working with Influenza A H7N9 Viruses Infection Control Infection Control Within Healthcare Settings for Patients with Novel Influenza A Viruses Treatment and Prophylaxis For Clinicians: Retrieved from " https: Nine Asian countries reported H5N1 outbreaks in poultry in

Since late , some H5N1 viruses have been encountered in Asia which were highly pathogenic for chickens but not for ducks Sturm-Ramirez The majority occurred in Europe and the Americas. Nicholson KG, Webster RG, Hay AJ eds. It facilitates the release of progeny viruses from infected cells.