Increased levels of leukocyte elastase in ischemic stroke and in subjects with vascular risk factors

Proteolytic enzymes by polymorphonuclear leukocytes such as elastase may contribute to the pathogenesis of acute cerebral ischemia. We measured elastase α1-protease inhibitor complexes (EIC) in acute ischemic stroke and in controls with and without vascular risk factors. Levels of EIC were higher in...

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Main Authors: Grau, Armin J. (Author) , Seitz, Rainer (Author) , Immel, Anette (Author) , Steichen-Wiehn, Christianne (Author) , Hacke, Werner (Author)
Format: Article (Journal)
Language:English
Published: February 22 1995
In: Cerebrovascular diseases
Year: 1995, Volume: 5, Issue: 1, Pages: 50-54
ISSN:1421-9786
DOI:10.1159/000107819
Online Access:Verlag, lizenzpflichtig, Volltext: https://doi.org/10.1159/000107819
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Author Notes:Armin J. Grau, Rainer Seitz, Anette Immel, Christianne Steichen-Wiehn, Werner Hacke

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520 |a Proteolytic enzymes by polymorphonuclear leukocytes such as elastase may contribute to the pathogenesis of acute cerebral ischemia. We measured elastase α1-protease inhibitor complexes (EIC) in acute ischemic stroke and in controls with and without vascular risk factors. Levels of EIC were higher in patients (n = 24, 51.4 ± 18.5 ng/ml) than in healthy controls (n = 26, 36.2 ± 11.5 ng/ml, p < 0.001) but not higher than in controls with risk factors (n = 22, 53.4 ± 29.6 ng/ml). Stroke patients with recent or concomitant infections had higher EIC levels than all other groups (n = 14, 71.0 ± 24.6 ng/ml). This result suggests leukocyte activation in acute stroke and in subjects with increased risk for stroke. 
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