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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1979-9-25
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pubmed:abstractText |
Lymphocytes from 80% of patients with infectious mononucleosis in this study failed to produce macrophage migration-inhibition factor in response to partially purified early antigen of Epstein-Barr virus or to tetanus toxoid, whereas lymphocytes from normal subjects did produce this lymphokine. Subsequent analysis of serum from the patients with infectious mononucleosis revealed a serum factor that completely abrogated antigen-specific inhibition of migration by human leukocytes as well as lymphocyte blastogenesis. The serum blocking factor was present in sera from 11 (73%) of 15 patients with infectious mononucleos but only in sera from two (13%) of 15 normal subjects. Samples of serum from five of the patients with infectious mononucleosis and five normal subjects were fractionated with use of Sephadex G-200 gel filtration, and the eluants were assayed for several substances known to inhibit cell-mediated immunity. Serum blocking factor activity could be demonstrated only in fractionated sera from patients with infectious mononucleosis. The serum blocking factor is postulated to be either a soluble immune complex or some as yet unidentified immunoregulatory globulin contained in the IgG fraction of human serum.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Antigen-Antibody Complex,
http://linkedlifedata.com/resource/pubmed/chemical/Antigens, Viral,
http://linkedlifedata.com/resource/pubmed/chemical/Epitopes,
http://linkedlifedata.com/resource/pubmed/chemical/Macrophage Migration-Inhibitory...,
http://linkedlifedata.com/resource/pubmed/chemical/Tetanus Toxoid
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0022-1899
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
140
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
22-32
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:88489-Antigen-Antibody Complex,
pubmed-meshheading:88489-Antigens, Viral,
pubmed-meshheading:88489-Cell Migration Inhibition,
pubmed-meshheading:88489-Chromatography, Gel,
pubmed-meshheading:88489-Epitopes,
pubmed-meshheading:88489-Herpesvirus 4, Human,
pubmed-meshheading:88489-Humans,
pubmed-meshheading:88489-Immunity, Cellular,
pubmed-meshheading:88489-Infectious Mononucleosis,
pubmed-meshheading:88489-Lymphocyte Activation,
pubmed-meshheading:88489-Lymphocytes,
pubmed-meshheading:88489-Macrophage Migration-Inhibitory Factors,
pubmed-meshheading:88489-Tetanus Toxoid
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pubmed:year |
1979
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pubmed:articleTitle |
Abrogation of cell-mediated immunity by a serum blocking factor isolated from patients with infectious mononucleosis.
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pubmed:publicationType |
Journal Article
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