Norwalk Virus (Norovirus)- An Overview

Structure and Genome of Norwalk Virus

Structure of Norwalk Virus (Norovirus) The virus is non-enveloped, round, 27-nm particles with a ‘ragged’ outer edge but lacking a definite surface structure. It has a buoyant density of 1.33–1.41 g/cm3, an inability to propagate in vitro. Characteristically, Norwalk virus possesses … Read more