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. 2015 Mar 6;10(3):e0119792. doi: 10.1371/journal.pone.0119792

Table 3. Antigenic analysis of the four imported H7N9 viruses by hemagglutination inhibition assay.

Viruses Post-infection ferret sera Genotype Passagehistory
A/Anhui/1/2013 A/Taiwan/1/20013
A/Anhui/1/2013 320 320 G0 E2
A/Taiwan/1/2013 320 640 G1.1 E3
A/Taiwan/3/2013 320 320 G2.9 E2
A/Taiwan/1/2014 320 160 G3.6 E1
A/Taiwan/2/2014 320 320 G2.9 E1