| [isolation of coltivirus from mosquitoes in beijing and it's biological characteristics]. | two strains (beijing 95-70 and 95-75) of coltivirus were isolated from mosquitoes collected in beijing during summer-autumn in 1994. the viruses caused cytopathogenic effect on c6/36 cells but not on bhk-21 and vero cells, and were not lethal for new born mice and three week old mice. the isolates were resistant to 5'-idu and ether, but sensitive to acid ph 3.0. there were 12 segments rna shown by polyacrylamide gel electrophoresis (page) and page profile of the two isolates were similar (6-6). ... | 1997 | 15617249 |