Figure 1
From: Molecular epidemiology of canine norovirus in dogs from Portugal, 2007–2011
Phylogenetic tree of a 215-nt region of the RNA-dependent polymerase gene of one human genogroup IV strain NLV/Fort Lauderdale/560/1998/US (accession no: AF414426), the two canine noroviruses reported from Italy, dog/170/07/Ita (accession no: EU224456) and dog/GIV.2/Bari/91/2007/ITA (accession no: FJ875027), and the canine norovirus reported from Portugal dog/C33/Viseu/2007/PRT (accession no: GQ443611). Sample collection years are in brackets.