Proteolytic processing of the Ebola virus glycoprotein is not critical for Ebola virus replication in nonhuman primates.

Abstract:

:Enveloped viruses often require cleavage of a surface glycoprotein by a cellular endoprotease such as furin for infectivity and virulence. Previously, we showed that Ebola virus glycoprotein does not require the furin cleavage motif for virus replication in cell culture. Here, we show that there are no appreciable differences in disease progression, hematology, serum biochemistry, virus titers, or lethality in nonhuman primates infected with an Ebola virus lacking the furin recognition sequence compared to those infected with wild-type virus. We conclude that glycoprotein cleavage by subtilisin-like endoproteases is not critical for Ebola virus infectivity and virulence in nonhuman primates.

journal_name

J Virol

journal_title

Journal of virology

authors

Neumann G,Geisbert TW,Ebihara H,Geisbert JB,Daddario-DiCaprio KM,Feldmann H,Kawaoka Y

doi

10.1128/JVI.02486-06

subject

Has Abstract

pub_date

2007-03-01 00:00:00

pages

2995-8

issue

6

eissn

0022-538X

issn

1098-5514

pii

JVI.02486-06

journal_volume

81

pub_type

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