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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1997-7-21
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pubmed:abstractText |
The present study tested the hypothesis whether a histamine dependent pathway is involved in leukocyte-endothel interaction in the early phase of bacterial meningitis. Using confocal laser scanning microscopy we investigated leukocyte rolling in brain venules in vivo during 4 h in experimental pneumococcal meningitis in the rat. Leukocyte rolling, but not firm adhesion induced by intracisternally (i.c.) injected pneumococcal cell wall components, was temporarily inhibited (2 h, 5.6 +/- 1.9 vs. 2.3 +/- 0.9; 3 h, 7.4 +/- 2.7 vs. 3.1 +/- 1.3/100 microm/min) by diphenhydramine, a histamine H1 receptor antagonist. Histamine, possibly released by activated mast cells, is known to initiate P-selectin upregulation and subsequent leukocyte rolling. This data suggest that histamine is a mediator of leukocyte rolling in the early phase of bacterial meningitis.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0304-3940
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
18
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pubmed:volume |
226
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
17-20
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:9153631-Animals,
pubmed-meshheading:9153631-Diphenhydramine,
pubmed-meshheading:9153631-Disease Models, Animal,
pubmed-meshheading:9153631-Histamine,
pubmed-meshheading:9153631-Leukocytes,
pubmed-meshheading:9153631-Male,
pubmed-meshheading:9153631-Meningitis, Bacterial,
pubmed-meshheading:9153631-Rats,
pubmed-meshheading:9153631-Rats, Wistar,
pubmed-meshheading:9153631-Time Factors
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pubmed:year |
1997
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pubmed:articleTitle |
Histamine (H1) receptor antagonist inhibits leukocyte rolling in pial vessels in the early phase of bacterial meningitis in rats.
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pubmed:affiliation |
Department of Neurology, Universitätsklinikum Charité, Humboldt University Berlin, Germany. jweber@neuro.charite.hu-berlin.de
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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