Abstract:
:The death of neurons after brain ischaemia may be associated with activation of cyclin-dependent kinases (CDKs) and upregulation of cyclins, reflecting aberrant entry of neurons into the cell cycle. Little has been published on the expression of cell cycle proteins after brain ischaemia in man. Well-characterized antisera were therefore used to examine the neuronal expression of CDK2, CDK4 and cyclins A, D1 and E in sections of brain from patients who had experienced cardiac arrest or focal brain infarction, and died 3.5 h to 9 days later. Scattered neurons contained elevated levels of cyclin D1, CDK2 and, to a lesser extent, CDK4, but little or no cyclin A or E. Present findings indicate that brain ischaemia induces the entry of some neurons from G0 into the G1 phase of the cell cycle, and suggest a potential therapeutic role for CDK inhibitors in ischaemic stroke.
journal_name
Neurosci Lettjournal_title
Neuroscience lettersauthors
Love Sdoi
10.1016/j.neulet.2003.09.004keywords:
subject
Has Abstractpub_date
2003-12-15 00:00:00pages
29-32issue
1eissn
0304-3940issn
1872-7972pii
S0304394003010851journal_volume
353pub_type
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journal_title:Neuroscience letters
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journal_title:Neuroscience letters
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journal_title:Neuroscience letters
pub_type: 杂志文章
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