Abstract:
:To examine the effect of cocaine on the brain histamine neuron system, histamine levels and histamine N-methyltransferase activity in the rat brain were measured after the administration of cocaine. Moreover, we examined the effect of L-histidine on cocaine-induced wheel-running behavior. The administration of cocaine (20 mg/kg) increased histamine levels and histamine N-methyltransferase activity in the striatum, nucleus accumbens, and amygdala 1 h later. The pretreatment with L-histidine (350 and 700 mg/kg) inhibited the cocaine (20 mg/ kg)-induced increase of wheel-running activity in a dose-dependent manner. These findings suggest that cocaine activates the brain histamine neuron system, which may play the role of inhibiting the cocaine-induced wheel-running behavior.
journal_name
J Neurochemjournal_title
Journal of neurochemistryauthors
Ito C,Onodera K,Sakurai E,Sato M,Watanabe Tdoi
10.1046/j.1471-4159.1997.69020875.xsubject
Has Abstractpub_date
1997-08-01 00:00:00pages
875-8issue
2eissn
0022-3042issn
1471-4159journal_volume
69pub_type
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journal_title:Journal of neurochemistry
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doi:10.1111/j.1471-4159.1987.tb05686.x
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pub_type: 杂志文章
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journal_title:Journal of neurochemistry
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journal_title:Journal of neurochemistry
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pub_type: 杂志文章
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更新日期:2011-10-01 00:00:00
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