How African classical swine fever spreads

We have mentioned African classical swine fever many times before, but we may not know enough about some details. For example, how does African classical swine fever spread? Let's have a look!

I. how African classical swine fever spreads

African classical swine fever can be transmitted by insect vector and body fluid. Virus-contaminated feed, water, appliances, and even farm workers and clothing, as well as the air near the farm are potential sources of infection.

What are the symptoms of African classical swine fever?

The incubation period of African classical swine fever virus is relatively short, often about a week. African classical swine fever virus can enter pigs through the mouth and upper respiratory system. Infection occurs in the nasopharynx or tonsils. The virus quickly spreads to the mandibular lymph nodes and spreads all over the body through lymph and blood. Sick pigs will develop symptoms such as high fever (40-42 ℃), loss of appetite, dyspnea, skin cyanosis and bleeding, vomiting and diarrhea, and will die one week after onset, with a mortality rate of 100%.

Can African classical swine fever be transmitted to people?

Pigs are the only natural host of African classical swine fever virus, with the exception of domestic pigs and wild pigs, other animals are not infected with the virus. Although it is fatal to pigs, it is not harmful to humans. It is a typical virus that is not transmitted from pig to human and has no direct impact on human health and food safety. Judging from the current research, it is also unlikely to mutate and infect people.