Yu Kangzhen: human infection with highly pathogenic avian influenza has four channels

February 20, 2009

Beijing, February 20 Electricity Today, National Chief Veterinary Officer Ministry of Agriculture, Yu Kangzhen, the Ministry of Health deputy director of the office of emergency and Yang Dong-ming, director of the National Influenza Center舒跃龙on "Let's do a good job of human infection with highly pathogenic avian influenza prevention and control job "communicate with friends online.

[User illusory people] why the recent emergence of human infection with highly pathogenic avian influenza cases, while the poultry epidemic does not happen? China's current poultry bird flu outbreak in the end what?

[Yu Kangzhen] First of all, this phenomenon is a fact, really happen for Human bird flu cases, and found no poultry outbreak in the world are carrying out in-depth manner. Look to expand a bit, up to now, 15 countries all over the world have more than 400 cases of human infection with avian influenza, if we say that human infection with avian influenza virus and poultry epidemic-one correspondence, at the same time or one after another the emergence of such circumstances in the international community much in our country up to now have 38 cases of human infection with highly pathogenic avian influenza, only four cases of the disease associated with poultry and other poultry have not accompanied the epidemic. There reasons, from the science have not been basically solved, and now is still under study, but of human infection with highly pathogenic avian influenza in several ways such无外乎.

First, direct contact with infected poultry.

Secondly, with a number of poultry virus, in particular with the virus are birds, resident birds,观赏鸟contact.

Third, a number of virus contamination of goods and food, which is the source of human infection.

Fourth, the live poultry market, there may be bird flu virus, human infections may also occur after contact.

Why do some people in the absence of bird flu outbreaks happen when infected to prove that the environment there is virus, the virus exists, people may be infected, we have been talking about several cases, there might be transmitted.