Table 2. Primers Used to Amplify and Sequence the NA Gene of A/Mallard/Sweden/50908/2006(H6N2).

Primer	Sequence (5′–3′)	Location
H6N2-NA-FW1	TGAACCCAAATCAGAAGATAATAACA	2–27
H6N2-NA-Rev1	GCGAAAGCTTATATAGGCATGAA	1395–1419
H6N2-NA-FW2	GTGTGCATAGCATGGTCCAG	520–540
H6N2-NA-Rev2a	AACCTGAGCGTGAATCCTTG	1100–1120