Abstract:
:Somatostatin and gamma-aminobutyric acid (GABA) concentrations were evaluated in the brain of kindled rats treated chronically with carbamazepine and valproic acid. Kindled seizures were almost completely blocked by treatment with carbamazepine, whereas the effect of valproic acid was partial, suppressing only generalized seizures. The duration of after-discharge in amygdala was suppressed by carbamazepine not by valproic acid. Carbamazepine induced a decrease in immunoreactive somatostatin concentration and an increase in GABA concentration in the temporal cortex of kindled rats. Valproic acid induced only an increase in GABA concentration. The results suggest that somatostatin may be associated with the suppression of focal seizure in amygdala and GABA may have a role in the suppression of generalized seizures.
journal_name
Eur J Pharmacoljournal_title
European journal of pharmacologyauthors
Higuchi T,Yamazaki O,Takazawa A,Kato N,Watanabe N,Minatogawa Y,Yamazaki J,Ohshima H,Nagaki S,Igarashi Ydoi
10.1016/0014-2999(86)90024-5subject
Has Abstract,Author List Incompletepub_date
1986-06-17 00:00:00pages
169-75issue
2eissn
0014-2999issn
1879-0712pii
0014-2999(86)90024-5journal_volume
125pub_type
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