" /> Porcine reproductive and respiratory syndrome virus ORF5 gene sequence homology to Prime Pac:NFr:Pt:Isolate:Qn:Sequencing - CISMeF





Preferred Label : Porcine reproductive and respiratory syndrome virus ORF5 gene sequence homology to Prime Pac:NFr:Pt:Isolate:Qn:Sequencing;

LOINC status : ACTIVE;

LOINC display name : PRRSV ORF5 gene sequence homology to Prime Pac Sequencing (Isol);

LOINC long common name : PRRSV ORF5 gene sequence homology to Prime Pac in Isolate by Sequencing;

LOINC short name : PRRSV Prime Pac Hmlgy Islt Seq-NFr;

LOINC description : Percent genomic homology between a new isolated PRRS virus strain and a PPRS vaccine strain (e.g. Lelystad, Fostera, IngelvacMLV, IngelvacATP, PrimePac and Prevacent) is based on the number of matching amino acids per total amino acids sequenced in the open reading frame 5 (ORF5) gene. The more homologous the ORF5 gene sequences, the more closely the variants are related. It is thought that sequence homology between isolates and vaccines will predict vaccine efficacy, however this is currently debated since little is known about the immune response to PRRS virus.;

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30/04/2025


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