Abstract:

Relationship between weekly porcine reproductive and respiratory syndrome virus exposure in breeding herds and subsequent viral shedding and mortality in the nursery

Giovani Trevisan, DVM, MBA, PhD; Rebecca C. Robbins, DVM, PhD; Jose Angulo, DVM; Luc Dufresne, DVM; Will A. Lopez, DVM, PhD; Nubia Macedo, DVM, PhD; Daniel C. L. Linhares, DVM, MBA, PhD

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Objective: Describe the relationship of weekly breeding herd status based on processing fluid (PF) testing for porcine reproductive and respiratory syndrome virus (PRRSV) RNA by quantitative reverse transcriptase-polymerase chain reaction (qRT-PCR) on subsequent viral shedding and cumulative mortality during the nursery phase.

Keywords: porcine reproductive and respiratory syndrome virus, processing fluid, closeout performance, nursery mortality, PRRSV

RIS citationCite as: Trevisan G, Robbins RC, Angulo J, Dufresne L, Lopez WA, Macedo N, Linhares DCL. Relationship between weekly porcine reproductive and respiratory syndrome virus exposure in breeding herds and subsequent viral shedding and mortality in the nursery. J Swine Health Prod 2020;28(5):244-253.

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