Ectromelia virusEctromelia, InfectiousPoxviridae InfectionsOrthopoxvirusCowpox virusVaccinia virusPoxviridaeVariola virusRNA VirusesEctromeliaVirus ReplicationViral ProteinsComplement Inactivating AgentsInclusion Bodies, ViralReceptors, VirusVirus CultivationCercopithecus aethiopsVirus SheddingVacciniaVirus DiseasesCell LineSimian virus 40Virus AssemblyPlant VirusesDNA VirusesDefective VirusesSindbis VirusSpleenMeasles virusInfluenza A Virus, H1N1 SubtypeRabies virusInfluenza A Virus, H5N1 SubtypeMolecular Sequence DataMice, Inbred C57BLInfluenza A Virus, H3N2 SubtypeHepatitis B virusWest Nile virusL Cells (Cell Line)