• Publications
  • Influence
Meta-analysis of the acute effects of nicotine and smoking on human performance
Rationale and objectiveEmpirical studies indicate that nicotine enhances some aspects of attention and cognition, suggesting a role in the maintenance of tobacco dependence. The purpose of thisExpand
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Reliability and validity of a short form of the Marijuana Craving Questionnaire.
BACKGROUND The Marijuana Craving Questionnaire (MCQ) is a valid and reliable, 47-item self-report instrument that assesses marijuana craving along four dimensions: compulsivity, emotionality,Expand
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Smoking History and Nicotine Effects on Cognitive Performance
This study examined the effects of abstinence from smoking, of smoking history, and of nicotine administration on visual attention (2-Letter Search Task), verbal information processing (LogicalExpand
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Blockade of effects of smoked marijuana by the CB1-selective cannabinoid receptor antagonist SR141716.
BACKGROUND SR141716, a recently developed CB1 cannabinoid receptor antagonist, blocks acute effects of Delta-9-tetrahydrocannabinol (THC) and other CB1 cannabinoid agonists in vitro and in animals.Expand
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Comparative Effects of Alcohol and Marijuana on Mood, Memory, and Performance
This study compared subjective and behavioral effect profiles of alcohol and smoked marijuana using technology that controlled puffing and inhalation parameters. Male volunteers (n = 5) withExpand
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Cannabis withdrawal among non-treatment-seeking adult cannabis users.
This study investigates the clinical significance of a cannabis withdrawal syndrome in 104 adult, non-treatment-seeking, primarily cannabis users who reported at least one serious attempt to stopExpand
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Safety and Efficacy of the Nicotine Patch and Gum for the Treatment of Adolescent Tobacco Addiction
Objectives. To determine the safety and efficacy of the nicotine patch and gum for adolescents who want to quit smoking. Design. Double-blind, double-dummy, randomized, 3-arm trial with a nicotineExpand
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Effect of nicotine on brain activation during performance of a working memory task
Nicotine influences cognition and behavior, but the mechanisms by which these effects occur are unclear. By using positron emission tomography, we measured cognitive activation (increases in relativeExpand
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Nicotine serves as an effective reinforcer of intravenous drug-taking behavior in human cigarette smokers
RationaleAlthough numerous studies have documented that nicotine can function as an effective reinforcer of intravenous self-administration behavior in animals, it has not been clearly shown toExpand
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Acute and Residual Effects of Marijuana in Humans
Marijuana continues to be the most commonly abused illicit drug in the United States. Because many people abuse marijuana during the evening and on weekends and then go to work or school the nextExpand
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