Haloperidol blocks the acquisition but not the retrieval of a conditioned sensitization to apomorphine
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چکیده
منابع مشابه
Haloperidol blocks the acquisition but not the retrieval of a conditioned sensitization to apomorphine.
The dopamine agonist apomorphine (apo) elicits stereotyped pecking bouts in pigeons, a response which increases with successive apo injections. The present study sought, first, to confirm the hypothesis that this sensitization arises through a Pavlovian conditioning driven by both external and internal cues; and, secondly, to advance the hypothesis that during this learning the dopaminergic act...
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15 صفحه اولLong-term behavioral sensitization to apomorphine is independent of conditioning and increases conditioned pecking, but not preference, in pigeons.
When rodents are given a free choice between a variable option and a constant option, they may prefer variability. This preference is even sometimes increased following repeated administration of a dopamine agonist. The present study was the first to examine preference for variability under the systemic administration of a dopamine agonist, apomorphine (Apo), in birds. Experiment 1 tested the d...
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15 صفحه اولThe Fruit Essential oil of Cuminum cyminum L. Reduced the Acquisition but not Expression of Ineffective dose of Morphine-Induced Conditioned Place Preference in Morphine- Sensitized Mice
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ژورنال
عنوان ژورنال: Behavioural Pharmacology
سال: 2003
ISSN: 0955-8810
DOI: 10.1097/00008877-200312000-00007