Genomic surveillance and evolutionary dynamics of type 2 porcine reproductive and respiratory syndrome virus in China spanning the African swine fever outbreak.

"therefore in order to prevent and control a possible l1 pandemic further optimize the level of biosafety prevention and control in the domestic pig industry and in the introduction of semen and other ways to carry out careful monitoring of foreign strains rational use of vaccine strains is of great significance veae016_supp data availability the nucleotide sequences of prrsvs sequenced in the present study have been deposited in genbank (accession nos om201171 to om201199 and oq817848 to oq817853). data availability the nucleotide sequences of prrsvs sequenced in the present study have been deposited in genbank (accession nos om201171"

"Conflict of interest: The author(s) declare no competing interests."

"Funding This work was supported by grants from the State Key Laboratory of Veterinary Biotechnology Research Fund (SKLVBF201902), the National Natural Science Foundation of China (32072851), the Research Project of African Swine Fever of Chinese Academy of Sciences (KJZD-SW-L06-03), the Natural Science Foundation of Heilongjiang Province (ZD2023C005), and the Innovation Program of Chinese Academy of Agricultural Sciences (CAAS-CSLPDCP-202301)."