Characterization of Natural Compounds as Inhibitors of NS1 Endonuclease from Canine Parvovirus Type 2.

Canine parvovirus type 2 (CPV-2) has high morbidity and mortality rates in canines. Nonstructural protein 1 (NS1) of CPV-2 has endonuclease activity, initiates viral DNA replication, and is highly conserved. Thus, it is a promising target for antiviral inhibitor development.