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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1991-3-25
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pubmed:abstractText |
The immunologic and virologic status of a chimpanzee inoculated with multiple isolates of the human immunodeficiency virus type 1 (HIV-1) were assessed over 57 months to determine whether prolonged thrombocytopenia and CD4+ lymphocytopenia observed in the animal might be associated with long-term HIV infection. Although the chimpanzee showed no signs of disease, it lost both CD4+ (as low as 134 cells/microliter) and CD8+ lymphocytes approximately 30 months after initial infection, followed by thrombocytopenia that has persisted for greater than 2 years. Lymphopenia and thrombocytopenia were preceded by or coincided with the appearance of antibodies cross-reactive with histone H2B and decreased levels of complement component C4; an eightfold decrease in HIV-specific antibody titers; the inability of CD8+ lymphocytes to suppress virus replication; impaired proliferative responses to T cell mitogens; and the isolation of cell-free HIV from plasma. These data suggest that, given sufficient time, HIV-infected chimpanzees may develop disease.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Complement C4,
http://linkedlifedata.com/resource/pubmed/chemical/Complement C4b,
http://linkedlifedata.com/resource/pubmed/chemical/HIV Antibodies,
http://linkedlifedata.com/resource/pubmed/chemical/Histones,
http://linkedlifedata.com/resource/pubmed/chemical/Peptide Fragments,
http://linkedlifedata.com/resource/pubmed/chemical/complement C4c
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pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
0022-1899
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
163
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
441-7
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:1671679-Animals,
pubmed-meshheading:1671679-Autoimmunity,
pubmed-meshheading:1671679-CD4-Positive T-Lymphocytes,
pubmed-meshheading:1671679-Complement C4,
pubmed-meshheading:1671679-Complement C4b,
pubmed-meshheading:1671679-Cross Reactions,
pubmed-meshheading:1671679-HIV Antibodies,
pubmed-meshheading:1671679-HIV Infections,
pubmed-meshheading:1671679-HIV-1,
pubmed-meshheading:1671679-Histones,
pubmed-meshheading:1671679-Immunity, Cellular,
pubmed-meshheading:1671679-Lymphopenia,
pubmed-meshheading:1671679-Male,
pubmed-meshheading:1671679-Pan troglodytes,
pubmed-meshheading:1671679-Peptide Fragments,
pubmed-meshheading:1671679-Thrombocytopenia,
pubmed-meshheading:1671679-Time Factors
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pubmed:year |
1991
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pubmed:articleTitle |
Prolonged CD4+ lymphocytopenia and thrombocytopenia in a chimpanzee persistently infected with human immunodeficiency virus type 1.
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pubmed:affiliation |
Yerkes Regional Primate Research Center, Emory University, Atlanta, Georgia.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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