Chinese mainland official has announced the world's first discovery of human infection of H7N9 avian influenza three cases, and more than two people were killed, according to the Central News Agency reported, Hong Kong infectious disease experts think this shows a high probability of the mutation of the virus, human cases of infection may also occur in the future. Kong medical experts said Ho Pak-leung, more H5 strain of H7N9 in Asia rare, fatal cases had occurred for the first time now, showing the virus virulent special circumstances, I believe that a high chance of virus variants still need to learn more about the virus gene.
Ho Pak-leung said the avian influenza H5, H7, H9 branch likely descendant. Present, the most important to trace the source of the disease from birds or other animals, and the prevalence of widespread in animals, will have a serious impact.
As to whether this outbreak and the Shanghai Huangpu River, a large number of dead pigs, Ho Pak-leung of the view that there is no sufficient evidence to show that both relations, but a N7N9 cases pork butcher, to appeal to the relevant mainland departments need to collect dead pig samples, laboratory whether the presence of the avian influenza virus. The number of mainland Internet users speak mainland official action shall be taken quickly.
The mainland netizens in the microblogging Post said: "Shanghai drift to the dead pig, the official said that the water is not contaminated, but now some people infected with the H7N9 avian flu, although the earliest onset of the March 4, which also have to let the public doubt. "," Shanghai has confirmed the death case of avian flu patients pork butcher, continues to neglect, the consequences could be disastrous. "
The H7N9 subtype of avian influenza virus is a 135 subtypes of the influenza A virus, not previously found extraordinary infection; Currently, there is no vaccine against the H7N9 avian influenza virus.http://www.epochtimes.com/gb/13/4/1/n3836626.htm
