- Hong Kong has decided to cull 6,000 pigs after its first ever case of African swine fever was found in an animal at a slaughterhouse close to the border with mainland China.
- African swine fever (ASF) is a highly contagious hemorrhagic viral disease of domestic and wild pigs which is responsible for serious economic and production losses.
- It is caused by a large DNA virus of the Asfarviridae family which also infects ticks of the genus Ornithodoros.Although signs of ASF and classical swine fever (CSF) may be similar, the ASF virus is unrelated to the CSF virus.
- ASF is transmitted through (a)direct contact by live or dead pigs and pork products and (b)indirect contact through contaminated feed or on contaminated clothing vehicles or as other fomites.
- There is no approved vaccine against ASF.Further,outbreaks have been reported in Africa and parts of Europe,South America and the Caribbean
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