Lin Xie, Xiaoou Mao, Kunlin Jin, David A Greenberg
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引用次数: 24
摘要
背景:血管内皮生长因子- b (VEGF-B)对实验性脑卒中具有保护作用,但脑卒中对VEGF-B表达的影响尚不确定。方法:采用免疫组化方法检测大鼠大脑中动脉闭塞后1 ~ 7 d缺血边缘区VEGF-B的表达。结果:大脑中动脉闭塞后边缘区VEGF-B免疫反应性升高,与神经元和巨噬细胞/小胶质细胞相关,与星形胶质细胞和内皮细胞无关。结论:这些发现为VEGF-B在脑缺血内源性反应中的作用提供了额外的证据。
Vascular endothelial growth factor-B expression in postischemic rat brain.
Background: Vascular endothelial growth factor-B (VEGF-B) protects against experimental stroke, but the effect of stroke on VEGF-B expression is uncertain.
Methods: We examined VEGF-B expression by immunohistochemistry in the ischemic border zone 1-7 days after middle cerebral artery occlusion in rats.
Results: VEGF-B immunoreactivity in the border zone was increased after middle cerebral artery occlusion and was associated with neurons and macrophages/microglia, but not astrocytes or endothelial cells.
Conclusions: These findings provide additional evidence for a role of VEGF-B in the endogenous response to cerebral ischemia.