The crowd lacks the immunity to pig's influenza virus It may be easier to infect than bird flu

The crowd lacks the immunity to pig's influenza virus It may be easier to infect than bird flu
It is reported, WHO claimed the day before yesterday, influenza of pig breaking out this time may become over the past 40 years. The expert claims, pig's influenza does not infringe the mankind for the first time, but this time, pig's influenza virus morphs, have possessed the ability to spread between people and people. Crowd lack immune China's disease, accuse of centre's talking to the intersection of pig and influenza virus in one of " the is infected with on pig influenza H1N1 virus basic situation and working suggestion "'s reports, as to high pathogenic bird flu virus H5N1, pig influenza virus have, take place biological foundation which people infect and travel even more. In addition, it is general to infer crowdsing will lack immunity to this virus. Cai Dong, chief physician of Beijing Temple of Earth hospital, points out clearly: Influenza virus that the pig is other animals crosses over the species and infects the human one " The springboard " . The national influenza Professor Shu YueLong, director of centre said yesterday, by the look of present epidemiology information, the intersection of pig and influenza take place the intersection of people and successor of continuation already, infer, should infect people easily than bird flu. Transmit to this pig's influenza epidemic situation in the already small human world of pig's influenza, the notification from World Health Organization has been already clear, what this epidemic situation patient infected is a kind of H1N1 inferior type new poisonous one of influenza virus of pig, it includes people influenza virus, North American bird flu virus and North America, Europe, three kinds of genetic fragments of pig's influenza virus of Asia. Meanwhile, China disease accuse of epidemiology of epidemic situation of various countries that in the center know investigate message reveal even, the people of countries such as Mexico,etc. have been infected with patient pig's influenza virus recently, the overwhelming majority has not contacted pigs, have already proved that spread in human world. And before this, the detection of the global influenza network laboratory and survey of distributing people's bird flu epidemic situation all revealed, though high pathogenic bird flu virus H5N1 can already not attack the mankind through the direct contact with the birds, but more steady all the time, have not possessed the ability that can spread between people and people directly. Yesterday, WHO early warning rank heighten to moderate breeze global large to prevail influenza, mean in this epidemic situation, mutant pig's influenza virus has already happened in the small human world and spread, but not still suit to human internal environment very much, so has not led to the fact yet influenza prevails big. (staff reporter Wei MingYan)

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