Abstract:
:Impaired energy metabolism plays an important role in neuronal cell death after brain ischemia, and apoptosis has been implicated in cell death induced by metabolic impairment. In the present study, metabolic impairment was induced by 3-nitropropionic acid (3-NP), an irreversible inhibitor of succinate dehydrogenase. In order to clarify the involvement of poly(ADP-ribosyl)ation and apoptotic pathway in 3-NP induced cell death, we examined poly(ADP-ribosyl)ation and the apoptosis related gene protein expression after systemic administration of 3-NP by immunohistochemistry. Poly(ADP-ribosyl)ation was evidently detected in the striatal lesion but not in any other region. Immunoreactive ratio of Bcl-2 to Bax significantly increased both in the striatum and cortex. The data suggest that striatal cell death involves poly(ADP-ribosyl)ation and also apoptotic pathway in part following administration of 3-NP.
journal_name
Neurosci Lettjournal_title
Neuroscience lettersauthors
Sugino T,Nozaki K,Tokime T,Hashimoto N,Kikuchi Hdoi
10.1016/s0304-3940(97)00827-6subject
Has Abstractpub_date
1997-11-21 00:00:00pages
121-4issue
2-3eissn
0304-3940issn
1872-7972pii
S0304-3940(97)00827-6journal_volume
237pub_type
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