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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2002-11-8
pubmed:abstractText
An accelerated model of human immunodeficiency virus central nervous system disease was developed in which more than 90% of infected macaques develop typical simian immunodeficiency virus (SIV) encephalitis with neuronal dysfunction by postinoculation (pi) day 84. Infected macaques had replicating virus and microglial activation in the brain 10 days after inoculation; viral replication and microglial activation were suppressed at pi day 21. By pi day 56, viral recrudescence in the brain was detected in 2 of 6 infected macaques. CD4 cells were the predominant lymphocytes in the brain during acute and asymptomatic infection; cytotoxic T lymphocytes and NK cells predominated in macaques with encephalitis. Low levels of peripheral blood NK lytic activity at pi day 10, elevated cerebrospinal fluid (CSF) monocyte chemoattractant protein-1 after 28 days, and high CSF viral RNA after 42 days predicted SIV encephalitis. This model is ideal to track the viral, cellular, and immunologic changes in the brain during acute and asymptomatic infection and during viral recrudescence and SIV encephalitis.
pubmed:grant
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
AIM
pubmed:status
MEDLINE
pubmed:month
Dec
pubmed:issn
0022-1899
pubmed:author
pubmed:issnType
Print
pubmed:day
1
pubmed:volume
186 Suppl 2
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
S199-208
pubmed:dateRevised
2007-11-14
pubmed:meshHeading
pubmed:year
2002
pubmed:articleTitle
Searching for clues: tracking the pathogenesis of human immunodeficiency virus central nervous system disease by use of an accelerated, consistent simian immunodeficiency virus macaque model.
pubmed:affiliation
Department of Comparative Medicine, Johns Hopkins Medical Institutions, 600 N. Wolfe Street, Baltimore, MD 21287-7609, USA.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S., Review