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Fig. 3 | Virology Journal

Fig. 3

From: Ducks induce rapid and robust antibody responses than chickens at early time after intravenous infection with H9N2 avian influenza virus

Fig. 3

Virus titer and HI antibody responses of chickens and ducks intravenously infected with the H9N2 virus. a - c Virus titers were determined in 13 different organs of birds at the indicated time points: 1 dpi (a), 2 dpi (b), and 3 dpi (c). d An HI assay was used to test the serum samples of the birds at the indicated time points. dpi: days post-infection

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