Host factor Rab11a is critical for efficient assembly of influenza A virus genomic segments.
It is well documented that influenza A viruses selectively package 8 distinct viral ribonucleoprotein complexes (vRNPs) into each virion; however, the role of host factors in genome assembly is not completely understood.To evaluate the significance of cellular factors in genome assembly, we generated a reporter virus carrying a tetracysteine tag in