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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
|
pubmed:dateCreated |
1989-9-11
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pubmed:abstractText |
The interaction between cytokine-activated human neutrophils and Entamoeba histolytica trophozoites was studied as well as the mechanism(s) involved. Treatment of neutrophils with rIFN-gamma alone allowed them to kill 30% of E. histolytica trophozoites; however, rIFN-gamma and rTNF-alpha pretreatments in combination increased neutrophil killing to 70%. In the absence of direct contact between neutrophils and amebae, rIFN-gamma-treated neutrophils were shown to kill 70% of amebae, and rIFN-gamma- and rTNF-alpha-treated neutrophils killed 97% of amebae. Neutrophil enhancement of amebicidal activity following cytokine treatments was correlated with increased neutrophil resistance to amebic contact-dependent killing and was shown to be 73% H2O2 dependent.
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pubmed:language |
eng
|
pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Endopeptidases,
http://linkedlifedata.com/resource/pubmed/chemical/Free Radicals,
http://linkedlifedata.com/resource/pubmed/chemical/Interferon-gamma,
http://linkedlifedata.com/resource/pubmed/chemical/Oxygen,
http://linkedlifedata.com/resource/pubmed/chemical/Tumor Necrosis Factor-alpha
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
|
pubmed:issn |
0741-5400
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:volume |
46
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
270-4
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:2547889-Animals,
pubmed-meshheading:2547889-Cell Survival,
pubmed-meshheading:2547889-Endopeptidases,
pubmed-meshheading:2547889-Entamoeba histolytica,
pubmed-meshheading:2547889-Free Radicals,
pubmed-meshheading:2547889-Humans,
pubmed-meshheading:2547889-Interferon-gamma,
pubmed-meshheading:2547889-Neutrophils,
pubmed-meshheading:2547889-Oxygen,
pubmed-meshheading:2547889-Tumor Necrosis Factor-alpha
|
pubmed:year |
1989
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pubmed:articleTitle |
Human neutrophils activated by interferon-gamma and tumour necrosis factor-alpha kill Entamoeba histolytica trophozoites in vitro.
|
pubmed:affiliation |
Institute of Parasitology of McGill University, Macdonald College, Ste-Anne de Bellevue, Quebec, Canada.
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pubmed:publicationType |
Journal Article,
In Vitro,
Research Support, Non-U.S. Gov't
|