Abstract:The purpose of this study was survey of porcine reproductive and respiratory syndrome (PRRS) virus antibody in Gyeongbuk province by enzyme-linked immunosorbent assay (ELISA). Total 690 samples collected from 15 pig farms were tested. The overall seroprevalence of PRRS virus antibodies was 63.2% (436/690) and 13 farms of 15 farms had at least one pig with PRRS virus antibodies. The seroprevalence of PRRS virus antibody varied with age. Results in 1 to 30 day old, 31 to 60 day old, 61 to 90 day old, 90 to 120 d… Show more
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