Social history of viruses of encephalitis, of which 105 were fatal, were recorded. A new paramyxovirus was discovered in a victim's brain; it was named Nipah virus, after the village where he had lived. The infection was caused by a virus from fruit bats, after their colony had been disrupted by deforestation. The bats had moved to trees nearer the pig farm and the pigs caught the virus from their droppings. Several highly lethal viral pathogens are members of the "Filoviridae". Filoviruses are filament-like viruses that cause viral haemorrhagic fever, and include the Ebola and Marburg viruses. The Marburg virus attracted widespread press attention
African swine fever virus pig products in a large part of the country to avoid further spread beyond the 6 provinces where the virus is currently confirmed. The appearance of ASF outside Africa at about the same time as the emergence of AIDS led to some interest in whether the two were related, and a report appeared in "The Lancet" supporting this in 1986. However, the realization that the human immunodeficiency virus (HIV) causes AIDS, discredited any potential connection with ASF. African swine fever virus African swine fever virus (ASFV) is the causative agent of African swine fever (ASF). The virus causes a haemorrhagic