Molecular Evolution of Porcine Reproductive and Respiratory Syndrome Virus Field Strains from Two Swine Production Systems in the Midwestern United States from 2001 to 2020
ABSTRACT Porcine reproductive and respiratory syndrome virus (PRRSV) poses an extensive economic threat to the United States swine industry. The high degree of PRRSV genetic and antigenic variability challenges existing vaccination programs. We evaluated the ORF5 sequence of 1,931 PRRSV-2 strains de...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
American Society for Microbiology
2022-06-01
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Series: | Microbiology Spectrum |
Subjects: | |
Online Access: | https://journals.asm.org/doi/10.1128/spectrum.02634-21 |