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Fig. 3 | BMC Veterinary Research

Fig. 3

From: Virulence of three European highly pathogenic H7N1 and H7N7 avian influenza viruses in Pekin and Muscovy ducks

Fig. 3

Virus excretion in the oropharyngeal and cloacal swabs in Muscovy and Pekin ducks challenged with H7N1-It99 by intrachoanal or intramuscular routes. Virus excretion in oropharyngeal and cloacal swabs at 2 (a-b), 4 (c-d) and 7 (e-f) days post inoculation using RT-qPCR expressed by equivalent Log10 PFU/mL. All results are expressed as average and standard deviation (mean ± SD) per group at indicated time points post infection. The viruses were not detected in swabs collected at 10 dpi (data not shown). Statistical significance shown in asterisks indicate P values < 0.05. For clarity, results of H7N1-It99 IC-inoculated ducks (group 3) was presented in Figure 3 again for comparison

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