Nucleotide distribution of porcine reproductive and respiratory syndrome virus in piglets infected experimentally with the virus;

Expression of the genes encoding epitopes of GP5 protein of porcine reproductive and respiratory syndrome virus and antigenicity of the expressed product;

Cloning and expression of ORF5 gene of porcine reproductive and respiratory syndrome virus HN6 strain in Escherichia coli;

Construction of recombinant plasmid pcDNA4.0-ORF6-ORF3-ORF5 of PRRSV and humoral immunity induced by the plasmid in mice;

Immunization of mice with recombinant DNA vaccines encoding PRRSV GP5 gene;

Genetic variation analysis of major structural protein genes of PRRSV in swine from Guangdong Province;

In vitro anti-porcine reproductive and respiratory syndrome virus effect of Lamivudine;