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Fig. 7 | BMC Veterinary Research

Fig. 7

From: Construction of a camelid VHH yeast two-hybrid library and the selection of VHH against haemagglutinin-neuraminidase protein of the Newcastle disease virus

Fig. 7

Syncytium formation of DF-1 cell treated with anti-HN VHH. Virus neutralizing assay was performed on DF-1 cells. Syncytium formation was observed under a microscope 36 h post inoculation. a 6 × His-SUMO tag treated. b VHH treated. c Anti-NDV positive serum treated. d Negative serum treated. e Mock

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