Study of HBV like Hepatitis Virus in the Marmota sibirica
Abstract: Blood samples and liver biopsy sections of 111 Marmota sibirica were studied for WHV infection. The scrum samples were assayed for HBV surface antigen, anti-HBs and HBV-DNA. Some of them were observed morphologically by IEM. 22 of 111 scra were positive for HBV surface antigen(19.8%), one positive for anti-HBs(0.9%) and 31 positive for HBV-DNA detected by spot hybridization method. Typical round HBV-like particles were seen. Most of them were 22-24nm in diameter,only a few were 42-45 nm in diameter.Dane par...