ABSTRACT
Introduction .................................................................................................................................... 794 Denition of a Virus ...................................................................................................................... 794 Structure ......................................................................................................................................... 794 Replication and Consequences ...................................................................................................... 795
Recognition, Attachment, and Entry .................................................................................. 797 Viral mRNA and Protein Synthesis ................................................................................... 798 Genome Replication ........................................................................................................... 799 Virus Assembly .................................................................................................................. 799 Virus Release ......................................................................................................................800
Host Protective Responses .............................................................................................................800 Pathogenesis and Disease .............................................................................................................. 801
