English: In 1998-99, an outbreak of a previously unrecorded viral disease killed more than 100 people in Malaysia. These people had become infected from a widespread epidemic involving thousands of pigs, as well as some horses, dogs, cats, fruit bats (flying foxes) and goats.This slide shows Nipah virus in the brain of a human. The brown stain on the multinucleated cell indicates the presence of the virus.Image: Dr Peter Hooper, Australian Animal Health Laboratory (AAHL)