| molecular characterisation of the hepatitis a virus circulating in the 2001-2005 outbreaks in thailand. | in a recent study of hepatitis a virus (hav) in thailand, viral isolates recovered during several outbreaks of infection that occurred between 2001 and 2005 were genotyped and subjected to phylogenetic analysis. anti-hav igm was detected, by elisa, in many of the 283 serum samples that were collected from the provinces of suphanburi, songkhla, chiangrai and lampang: 40 (48.2% of those investigated), 38 (47.5%), 25 (41.0%) and 32 (54.2%), respectively. the hav rna in the positive samples was reve ... | 2008 | 18348779 |