Article
A New Group of Hepadnaviruses Naturally Infecting Orangutans ( <i>Pongo pygmaeus</i> )
1 Sept 1999
Abstract excerpt
A high prevalence (42.6%) of hepatitis B virus (HBV) infection was suspected in 195 formerly captive orangutans due to a large number of serum samples which cross-reacted with human HBV antigens. It was assumed that such viral infections were contracted from humans during captivity. However, two wild orangutans were identified which were HBV surface antigen positive, indicating that HBV or related viruses may be...
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