Virol. 68:5755C5764 [PMC free article] [PubMed] [Google Scholar] 46. PRRSV and EAV are only distantly related and utilize diversified transcription-regulating sequences (TRSs), a viable chimeric progeny computer virus was rescued. Strikingly, this chimeric computer virus (vAPRRS-EAV2ab34) acquired the broad cell tropism of EAV, demonstrating that this minor envelope proteins play a critical role as viral … Continue reading Virol