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Fig. 1 | Virology Journal

Fig. 1

From: Influence of the amino acid residues at 70 in M protein of porcine reproductive and respiratory syndrome virus on viral neutralization susceptibility to the serum antibody

Fig. 1

The construction strategy of infectious cDNA clones of the recombinant PRRSVs using BB and BB20s strains. a The rBB/Ms-R and rBB20s/M-R were two revertant viruses and constructed from the full-length infectious cDNA clone pCMV-BB/Ms and pCMV-BB20s/M by using the site-directed mutagenesis, respectively

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Virology Journal

ISSN: 1743-422X