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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2001-7-13
pubmed:abstractText
Activation of the kallikrein-kinin system contributes to traumatic brain edema formation. Inhibition of bradykinin 2 (B2) receptors has been shown to successfully reduce brain edema formation. The purpose of this study was to investigate the protective effect of the novel nonpeptide B2 receptor antagonist LF 16-0687Ms in brain-injured rats. Contusion was produced in forty rats by controlled cortical impact injury. Five minutes after trauma rats received a single dose of 0, 3, or 30 mg/kg of LF 16-0687Ms. After 24 hours brain swelling and hemispheric water content were determined. Brain swelling was significantly decreased by 25% in the low and 27% in the high dose group compared to controls (p < 0.03). Water content of the traumatized hemisphere tended to be decreased (80.2 +/- 0.1 vs. 80.4 +/- 0.1%) while water content of the non-traumatized hemispheres tended to be increased after administering LF 16.0687Ms (79.3 +/- 0.1 vs. 79.0 +/- 0.1%). Single administration of the novel nonpeptide B2 receptor antagonist LF 16-0687Ms significantly reduces brain swelling. The missing significant reduction in water content of the traumatized hemisphere, however, could be related to an unspecific increase in water content due to LF 16.0687Ms as suggested by increased water content in the non-traumatized hemisphere.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0065-1419
pubmed:author
pubmed:issnType
Print
pubmed:volume
76
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
171-5
pubmed:dateRevised
2003-11-14
pubmed:meshHeading
pubmed:year
2000
pubmed:articleTitle
Bradykinin 2 receptor antagonist LF 16-0687Ms reduces posttraumatic brain edema.
pubmed:affiliation
Department of Neurosurgery, Charité- Virchow Medical Center, Augstenburger Platz 01, D-13353 Berlin.
pubmed:publicationType
Journal Article