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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2007-10-1
pubmed:abstractText
Inflammation and immunity play a crucial role in the pathogenesis of cerebral vasospasm after subarachnoid hemorrhage (SAH). Recently, a growing body of evidence indicates that Toll-like receptor (TLR) 4 is vital for inflammation and immunity. Therefore, this study aimed to detect the expression of TLR4 in the basilar artery in a rabbit SAH model and to clarify the potential role of TLR4 in cerebral vasospasm. A total of 48 rabbits were randomly divided into four groups: control group; day 3, day 5, and day 7 groups. Day 3, day 5, and day 7 groups were all SAH groups. The animals in day 3, day 5 and day 7 groups were subjected to injection of autologous blood into cisterna magna twice on day 0 and day 2 and were killed on days 3, 5, and 7, respectively. Cross-sectional area of basilar artery was measured and the TLR4 expression was assessed by immunohistochemistry and Western blot analysis. The basilar arteries exhibited vasospasm after SAH and became more severe on day 3 and 5. The elevated expression of TLR4 was detected after SAH and peaked on day 3 and 5. TLR4 is increasingly expressed in a parallel time course to the development of cerebral vasospasm in a rabbit experimental model of SAH.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
0006-8993
pubmed:author
pubmed:issnType
Print
pubmed:day
10
pubmed:volume
1173
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
110-6
pubmed:meshHeading
pubmed:year
2007
pubmed:articleTitle
Expression of Toll-like receptor 4 in the basilar artery after experimental subarachnoid hemorrhage in rabbits: a preliminary study.
pubmed:affiliation
Department of Neurosurgery, Jinling Hospital, School of Medicine, Nanjing University, 305 East Zhongshan Road, Nanjing 210002, Jiangsu Province, China.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't