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A Procedure to Observe Context-induced Renewal of Pavlovian-conditioned Alcohol-seeking Behavior in Rats
Published on: September 19, 2014
Negative urgency, mood induction, and alcohol seeking behaviors
J Davis VanderVeen1, Martin H Plawecki2, James B Millward2
1Indiana University-Purdue University Indianapolis, Department of Psychology, 402 N Blackford St., Indianapolis, IN, 46202, USA.
Negative urgency, or impulsive risk-taking during negative emotions, significantly increases alcohol craving and seeking behaviors. This trait amplifies alcohol self-administration, contributing to alcohol-related problems.
Area of Science:
- Psychology
- Neuroscience
- Addiction Research
Background:
- Negative urgency is a key impulsivity trait linked to alcohol problems.
- Understanding the mechanisms by which negative urgency increases alcohol risk is crucial.
Purpose of the Study:
- To investigate the relationship between negative urgency and emotional experiences.
- To examine how negative urgency influences alcohol-seeking behaviors.
Main Methods:
- 34 adults completed intravenous alcohol self-administration.
- Sessions were conducted under both neutral and negative mood conditions.
Main Results:
- Negative urgency correlated with greater mood change and increased alcohol craving in negative conditions.
- Higher peak Blood Alcohol Content (BrAC) and prolonged alcohol seeking were observed.
- Negative urgency was associated with lower overall cortisol release.
Conclusions:
- Negative urgency amplifies alcohol self-administration via heightened emotional reactivity and craving.
- Assessing behavioral indicators of negative urgency under mood conditions is important.
- Findings suggest a pathway for maintaining alcohol-related behaviors.
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