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Figure 3 | Virology Journal

Figure 3

From: Distinction of subtype-specific antibodies against European porcine influenza viruses by indirect ELISA based on recombinant hemagglutinin protein fragment-1

Figure 3

Development of antibodies against viral nucleocapsid and hemagglutinin fragment HA1 proteins in swine experimentally infected with porcine influenza A viruses. Experimental infection each of three pigs by A – A/sw/Germany/R708/2010 (H1pdmN1), B – A/sw/Germany/R2035/2011 (H1pdmN2), and C – A/sw/Germany/R248/2010 (H1N1av). Columns – HI titer against homologous virus antigen; open triangle – indirect recombinant NP ELISA; black dot – indirect recombinant HA1 ELISA (homologous antigen); open diamond – commercial blocking NP ELISA (ID.Vet). Samples of days 7 and 14 were unfortunately not available for experiment “C”.

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