Health Articles : Infections : Bird Flu
Bird Flu Virus : Avian Bird Flu
Bird Flu SpreadBird influenza viruses circulate among birds worldwide. Certain birds, normally the water birds, act as hosts for influenza viruses by carrying the virus ..... Nowadays bird flu has become a important and the most dreaded disease in the world .Recently it created havoc in the Asian countries and causes the death of million of poultry stocks as well as in some countries people are also affected who was very close to birds and other poultry stocks. Avian flu is a type of influenza virus which can easily affect the birds and cause serious complication as wild birds appear to be the natural reservoir of these virus. All the viruses affecting the birds are not highly pathogenic and some causes only mild symptoms. But some are highly pathogenic and may cause serious complication and further it may also affect the human.
Avian bird flu is the most dreaded disease in birds and it is mostly caused by type a strains of influenza virus.16 HA haemagluttinin and 9 NA neuraminidase subtypes of influenza virus are found to affect wild waterfowl which act as reservoir of the avian influenza virus and can infect the birds’ population worldwide. Migratory birds also play major role in spreading avian bird flu into different countries. During the migratory season the wild birds migrate from their country of origin and in most cases it is examined and found that they carry non pathogenic influenza virus which get transmitted to the other birds including the chicken and become highly pathogenic and thus causes serious complication including spreading into the human body.
Bird Flu BlogBlog basically is a website that comprise of dated entries in a reverse chronological order. A blog contains entries all about a particular topic. A blog functions as ..... The influenza virus causing avian bird flu is considered to be highly species specific and hardly infect any other species. Only few cases of human infected by avian bird flu was registered but slowly and gradually due to various genetic modification human getting infected by avian flu is on rise. H5N1, H7N3, H7N7, H9N2 are the strains of influenza virus which is considered responsible for human infection. Among these H5N1is considered to be the most lethal and has caused death of maximum number of human beings .this strains infect the human body by undergoing various types of genetic mutation with subsequent infection. Mostly human beings in Asian countries are infected by this disease. The Asian countries include china, Cambodia, Vietnam, Indonesia.
Bird Flu HistoryThe history of the bird flu and similar viruses can be taken as the greatest warning against the epidemics. .....
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