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ABSTRACT: Rationale/objective
This study used an evaluative conditioning (EC) procedure to assess the affective properties of a CS for ingested drug reward in humans. Specifically, the study tested whether the evaluative response ("liking"/"disliking") to an arbitrary visual stimulus ("CS2," e.g., a purple hexagon) could be changed through pairings with an alcohol or non-alcohol beverage cue ("CS1," e.g., a full wine glass, a juice box), which is ostensibly a conditioned visual predictive stimulus for alcohol or non-alcohol liquid reward, respectively.Methods
Participants (N = 369, 18-23 years, 66% female, 79% white, 21% reporting no alcohol use ever or in the past year) received 24 CS1 pairings with each CS2. CS2 and CS1 evaluations were assessed pre- and post-conditioning.Results
Alcohol and non-alcohol CS2 "liking" correlated with alcohol use. "Liking" of the alcohol but not non-alcohol CS1 also correlated with alcohol use. Alcohol CS1 "liking" also correlated with alcohol and non-alcohol CS2 'liking," whereas non-alcohol CS1 'liking" correlated with non-alcohol but not alcohol CS2 "liking."Conclusions
Taken together, findings support the idea that drug-related visual stimuli acquire appetitive (hedonic and/or incentive) properties as a function of individual differences in drug use, which entail individual differences in exposure to the conditioning effects of addictive substances like alcohol. Findings also suggest a link between drug use and the propensity to attribute affective/motivational significance to reward-predictive cues in general.
SUBMITTER: Cofresi RU
PROVIDER: S-EPMC9464611 | biostudies-literature | 2022 Nov
REPOSITORIES: biostudies-literature
Cofresí Roberto U RU Piasecki Thomas M TM Bartholow Bruce D BD Schachtman Todd R TR
Psychopharmacology 20220912 11
<h4>Rationale/objective</h4>This study used an evaluative conditioning (EC) procedure to assess the affective properties of a CS for ingested drug reward in humans. Specifically, the study tested whether the evaluative response ("liking"/"disliking") to an arbitrary visual stimulus ("CS<sub>2</sub>," e.g., a purple hexagon) could be changed through pairings with an alcohol or non-alcohol beverage cue ("CS<sub>1</sub>," e.g., a full wine glass, a juice box), which is ostensibly a conditioned visu ...[more]