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- Lager, Kelly M.; Halbur, Patrick G.
- umbilical cord, etc ; Porcine reproductive and respiratory syndrome virus; antibodies; arteritis; disease diagnosis; endometritis; farrowing; fetus; hemorrhage; histopathology; inoculum; microscopy; pregnancy; sows; transplacental transmission; viruses; Show all 16 Subjects
- ... Diagnosis of porcine reproductive and respiratory syndrome virus (PRRSV)-induced reproductive failure in swine is difficult because of the rapid inactivation of virus in fetuses that have died prior to abortion or farrowing. In this report, we describe gross and microscopic lesions of diagnostic value found in fetuses transplacentally infected with PRRSV during late gestation. Seven sows free of P ...