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. 2014 Jan 30;9(1):e86999. doi: 10.1371/journal.pone.0086999

Table 1. Summary of gene lineage and gene type diversity by segment for the 109 Atlantic flyway duck AIVs from 2006–2011.

Categorya HA NA PB2 PB1 PA NP M NS Total
Gene lineages 12 9 2 1 2 3 2 3 34
Gene sub-lineages 19 20 6 8 7 9 3 4 76
Gene types 38 38 29 31 34 32 23 23 248
Gene types identified in species other than ducks 14 14 14 18 22 19 22 18 141
a

Gene lineages, sub-lineages and types are defined as sharing ≥90%, ≥95% and ≥99% nucleotide identity, respectively.