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Figure 5 | Veterinary Research

Figure 5

From: Efficient strategy for constructing duck enteritis virus-based live attenuated vaccine against homologous and heterologous H5N1 avian influenza virus and duck enteritis virus infection

Figure 5

Conferred protection from immunization of duck with C-KCE-HA vaccine against challenge with virulent DEV challenge. Ducks were inoculated subcutaneously with 105 PFU of C-KCE-HA, 105 PFU of C-KCE or with PBS as a control, then intramuscularly challenged with 100-fold DLD50 HB/10 at 3 days (A), 1 week (B), 2 weeks (C), or 12 weeks (D) post-vaccination (pv), respectively. Ducks were monitored daily for 2 weeks after challenge.

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