A spokesman for the US Centers of Disease Control and Prevention says the virus has never been seen before, and scientists admit they do not know if it is highly infectious or how people are being infected. Based on the samples taken from patients admitted to hospitals, he said there were eight cases where patients were found to have dual viral infections. He refuted the claim that there was a wrong diagnosis by medical experts that the outbreak was not caused by the JE virus but by another type of virus. Authorities hope to cull well over 800,000 pigs in Negeri Sembilan, Selangor and Perak over the next two weeks. Full report 61 suspected of viral disease in M'sia discharged 5 April - A total of 61 people from Negri Sembilan, admitted in various hospitals in Malaysia for suspected viral encephalitis since Jan 4 have been discharged.
Arrow shows the viral nucleocappsid in transverse section.