Institute of Zoonosis College of Public Health Zunyi Medical University Zunyi China;
Institute of Zoonosis College of Public Health Zunyi Medical University Zunyi China;
Shijiazhuang No. 4 Pharmaceutical Co Ltd Shijiazhuang China;
Institute of Zoonosis College of Public Health Zunyi Medical University Zunyi China;
Institute of Zoonosis College of Public Health Zunyi Medical University Zunyi China;
Institute of Zoonosis College of Public Health Zunyi Medical University Zunyi China;
Institute of Zoonosis College of Public Health Zunyi Medical University Zunyi China;
PRRSV; Nucleocapsid Protein; Nuclear Location Signal; Epidemiological; Amino Acid Sequence;