Research Article

Comparative Serological Assays for the Study of H5 and H7 Avian Influenza Viruses

Figure 4

Comparison of pp-NT with HI antibody titers. Scatterplots showing the correlation of IC90 pp measured by pp-NT (using A/Vietnam/1194/04) versus HI (tested against A/chicken/Hidalgo/28159-232/1994). Correlation gave a value < 0.0001.
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