the flu-like symptom from the h1n1 influenza strain first originated in pigs and thus named as swine flu.
Answers
Swine influenza is firstly observed in pigs. It has many variations in it such as H1N1, H1N2, H3N1 etc. it is also known as pig influenza, hog flu, pig flu etc.
EXPLANATION:
Swine flu is caused by viruses that are subtypes of influenza family. It is also known as SIV or S-OIV virus. The first case of swine flu in humans was seen in 2009 in the Mexico country.
In pigs, it was observed in the year 2000. When the virus from swine or pig is transmitted to the humans it is known as zoonotic swine flu. The people who are always in touch with swine are having more chances of getting infected by that virus. The identification of influenza disease and its causal organism was done in the mid of 20th century.
This new H1N1 virus contains genes from a seasonal human flu virus, a North American bird virus and a virus that has been in pigs for quite a while.
Explanation:
- The new damage has rapidly recognized itself as the leading flu damage in most parts of the world, according to the World Health Organization. The present damage of H1N1 started in pigs, which are simply infected with flu viruses from other pigs, birds and humans.
- Scientists say the transfer of gene between people gave rise to the newly discovered swine flu virus happened 10 or 20 years ago, and the triple virus spread among pigs for years.
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