Article
Ablation of astrocytic laminin impairs vascular smooth muscle cell function and leads to hemorrhagic stroke.
The Journal of cell biology - 22 Jul 2013
Chen Zu-Lin, Yao Yao, Norris Erin H, Kruyer Anna, Jno-Charles Odella, Akhmerov Akbarshakh, Strickland Sidney
Abstract excerpt
Astrocytes express laminin and assemble basement membranes (BMs) at their endfeet, which ensheath the cerebrovasculature. The function of astrocytic laminin in cerebrovascular integrity is unknown. We show that ablation of astrocytic laminin by tissue-specific Cre-mediated recombination disrupted endfeet BMs and led to hemorrhage in deep brain regions of adult mice, resembling human hypertensive hemorrhage. The...
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