Veterinary and Biomedical Sciences, Department of

 

Document Type

Article

Date of this Version

1-15-2016

Citation

Virology. 2016 January 15; 488: 179–186. doi:10.1016/j.virol.2015.11.014.

Comments

Copyright 2016 Elsevier. Used by permission.

Abstract

Neurotropic herpesviruses exit the peripheral nervous system and return to exposed body surfaces following reactivation from latency. The pUS9 protein is a critical viral effector of the anterograde axonal transport that underlies this process. We recently reported that while pUS9 increases the frequency of sorting of newly assembled pseudorabies virus particles to axons from the neural soma during egress, subsequent axonal transport of individual virus particles occurs with wild-type kinetics in the absence of the protein. Here, we examine the role of a related pseudorabies virus protein, pUL56, during neuronal infection. The findings indicate that pUL56 is a virulence factor that supports virus dissemination in vivo, yet along with pUS9, is dispensable for axonal transport.

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