Since July of this year, according to Xinhua News Agency, a variant of the highly pathogenic avian influenza virus is the more central and northern spread rapidly.Vietnam has been killing more than 180,000 infected poultry. Yet did not find this virus in interpersonal communication.
It is reported that this variant virus was first discovered in July, has now spread to the central and northern Vietnam nine provinces, two of the provinces and cities of the epidemic has been brought under control. According to reports, the emerging epidemic in September Tuyen Quang province, killing 1.7 million infected poultry.
Outbreaks of avian flu in Vietnam in previous years, usually before and after the Lunar New Year, but this year brought forward to July and spread rapidly. Experts say the spread of the virus in north-central Vietnam in the next two months, reached a peak, then the situation will be more severe epidemic prevention.
The Vietnam Central Veterinary Diagnostic Center, said this year triggered the outbreak of the H5N1 avian influenza virus is a variation of 2011 triggered the outbreak of the virus, the virus more dangerous, and continues variability. The agricultural sector in Vietnam, this virus is spread only in poultry has not been a great impact on human health, but also the spread of the new virus in humans does not appear. http://news.sina.com.cn/o/2012-09-15/093925179869.shtml
