Influenza Research and Treatment

Research Article

Genetic Analysis of Avian Influenza Viruses: Cocirculation of Avian Influenza Viruses with Allele A and B Nonstructural Gene in Northern Pintail (Anas acuta) Ducks Wintering in Japan

Table 4

Percentage identity (%) of nucleotide sequences of the NS genes of avian influenza viruses: intrahomology and interhomology with interrelated sequences from GenBank.


Virus	Identity^a (%)	Highest identity^b (%)

Segment 8 (NS)
A/pintail/Akita/1256/07 H5N2		A/mallard/Xuyi/8/04 H11N? (99.4)
A/pintail/Akita/1355/07 H5N2		A/mallard/Xuyi/8/04 H11N? (99.4)
A/pintail/Aomori/372/08 H7N7		A/duck/Chabarovsk/1610/72 H3N8 (97.4)
A/pintail/Miyagi/674/08 H7N7		A/duck/Chabarovsk/1610/72 H3N8 (97.4)
A/pintail/Aomori/385/08 H5N3		A/duck/Denmark/65047/04 H5N2 (98.3)
A/pintail/Aomori/1130/08 H1N3	50–100	A/mallard/Italy/4223-2/06H5N2 (>99.3)
A/pintail/Aomori/1192/08 H5N9	50–100	A/mallard/Italy/4223-2/06H5N2 (>99.3)
A/pintail/Akita/1265/08 H1N2		A/mallard/Italy/4223-2/06H5N2
A/pintail/Akita/1265/08 H1N2		A/duck/Primorie/2633/01 H5N3 (both viruses 98.9)
A/pintail/Akita/1353/08 H1N2		A/duck/Primorie/2633/01 H5N3 (>98.9)
A/pintail/Akita/1364/08 H1N2
A/pintail/Miyagi/1472/08 H1N1

^aNucleotide sequence identity within each gene segment of our isolates; ^bidentity with genes of viruses from GenBank.