What is H3N2 virus for first type H3N2 influenza that this winter prevent strictly from?

What is H3N2 virus for first type H3N2 influenza that this winter prevent strictly from?
Taking strict precautions against first type H3N2 influenza this winter, some high-risk group especially need to pay attention to preventing. Because the distance was popular for a long time in the past last time, people have been already relatively weak to the resistance of this kind of influenza now, so first type H3N2 influenza is very easy to break into this winter. What is H3N2 virus? H is known as the erythrocyte condensing plainly, N is called neural amino acid glucoside enzyme, they are all glycoprotein, distributed on the virus surface. 1- 15 are inferior type that there is H, there is N 1- 9 are inferior type (in case of first type virus) . Because the associations of H and N are different, toxicity and spread speed of the virus are different. Influenza broke out in Hong Kong in 1968, called " Hong Kong influenza " ,And cause and prevail global and big, cause death the number of people is nearly up to 1 million, it is the H3N2 type through investigating and verifying the virus. The influenza take place on Hong Kong on will it be mid-July 1968 at first, 8 introduce Hong Kong to Singapore, Thailand, Japan, India, Australia, autumn of the same year reached Europe, reached America at the end of the year. This influenza has presented two peak periods in China Mainland too. The first peak presented 7 in 1968 to September, began from Hong Kong, Guangdong, involved Japan in January of 1969, passed to North America because the Vietnam War U.S.A. took the germ to U.S.A. in September of 1968, reached South America and South Africa again in 1969, duration is relatively long. 6 presents the second time peak period to December by 1970, shown as summer prevail the South, winter prevail in the North. Relevant news: Swedish Ministry of Health sends out the influenza prewarning of first type H3N2 Stockholm, October 30 (Xinhuanet) ' Reporter Wu Ping) According to the report of the 30th of public TV station of Sweden, Swedish medical department has already sent out prewarning, require the elderly and other high-risk group to pay special attention to preventing the invasion and attack of first type H 3N 2nd influenza in the coming winter-spring period. Swedish infectious disease dispensary says, according to global development trend, mainly first type H 3N 2nd influenza will prevail in the coming winter-spring period in Sweden, because the distance was popular for a long time in the past last time, people have been already relatively weak to the resistance of this kind of influenza now, so need to pay attention to preventing, especially some high-risk group especially need to pay attention to preventing. Swedish hygiene and welfare office and Swedish infectious disease dispensary have already urged the old person over 65, heart disease patient, some chronic disease patients and crowds not good of immunological function inject first type H 3N 2 influenza vaccine early, prevent the invasion and attack of the virus. The expert thinks, the children that pregnant woman and health are very overweight need to inject first type H 3N 2 influenza vaccine, in order to strengthen immunity. In addition, the expert of the Swedish infectious disease dispensary still requires people to pay special attention to the personal hygiene in the coming winter-spring period, especially wash hands hardworkingly, prevent the infection of the virus. Popular first type H 3N 2nd influenza from 1993 to winter of 1994 in Sweden, more than 4000 people in the whole country died because of being infected.

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