| surveillance of human astrovirus circulation in italy 2002-2005: emergence of lineage 2c strains. | by screening faecal samples collected over four consecutive years (2002-2005) from hospitalized children with diarrhoea in palermo, italy, astroviruses (hastvs) were detected in 3.95% of the patients. the predominant type circulating was hastv-1 but, in 2002, only hastv-2 and -4 were identified. interestingly, the hastvs-2 detected appeared to be consistently different in 5′ end of their open reading frame 2 from the previously described subtypes. these novel type 2 strains were included in a ne ... | 2011 | 20219080 |