Abstract:
:Hyperglycemia is common and associated with poor outcome in acute ischemic stroke patients. Neutrophil extracellular traps (NETs) are increased either in diabetes or ischemic stroke. We aimed to determine the role of NETs in acute ischemic stroke with hyperglycemia as it has not been clarified. NETs were observed in thrombi retrieved from ischemic stroke patients undergoing endovascular treatment. Citrullinated histone H3 was much more abundant in thrombi from hyperglycemic patients than in those from normoglycemic patients. BKS-db/db and wild-type mice injected with glucose were used to establish the permanent middle cerebral artery occlusion model with hyperglycemia. NETs induced by hyperglycemia were detected in the peri-ischemic brain tissue. Inhibition of NET formation decreased the infarction volume both in db/db and wild-type mice with hyperglycemia. Neurological function deficits were alleviated by blocking NET formation. These findings suggest that NETs increased by hyperglycemia play a role in exacerbation of ischemic brain damage.
journal_name
Neurosci Lettjournal_title
Neuroscience lettersauthors
Deng J,Zhao F,Zhang Y,Zhou Y,Xu X,Zhang X,Zhao Ydoi
10.1016/j.neulet.2020.135383subject
Has Abstractpub_date
2020-11-01 00:00:00pages
135383eissn
0304-3940issn
1872-7972pii
S0304-3940(20)30653-4journal_volume
738pub_type
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