The factors underlying vulnerability to alcoholism are largely unknown. We identified in rodents an innate endophenotype predicting individual risk for alcohol-related behaviors that was associated with decreased expression of the neuroplasticity-related polysialylated neural cell adhesion molecule (PSA-NCAM). Depletion of PSA-NCAM in the ventromedial prefrontal cortex was sufficient to render mice unable to extinguish alcohol seeking, indicating a causal role of naturally occurring variation. These data suggest a mechanism of aberrant prefrontal neuroplasticity that underlies enhanced propensity for inflexible addiction-related behavior.
Low prefrontal PSA-NCAM confers risk for alcoholism-related behavior
Creators
Jacqueline M. Barker - Yale University
Mary M. Torregrossa - Connecticut Mental Health Center
Jane R. Taylor - Connecticut Mental Health Center
Publication Details
Nature neuroscience, v 15(10), pp 1356-1358
Publisher
Springer Nature
Number of pages
3
Grant note
P50 AA012870; R01 DA011717; F31 AA020135; K01 DA031745 / National Institutes of Health grants; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA
P50AA012870 / NATIONAL INSTITUTE ON ALCOHOL ABUSE AND ALCOHOLISM; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute on Alcohol Abuse & Alcoholism (NIAAA)
Connecticut Department of Mental Health and Addiction Services
National Institute of Child Health and Human Development; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH Eunice Kennedy Shriver National Institute of Child Health & Human Development (NICHD)
K01DA031745 / NATIONAL INSTITUTE ON DRUG ABUSE; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute on Drug Abuse (NIDA); European Commission
Resource Type
Journal article
Language
English
Academic Unit
Pharmacology and Physiology
Web of Science ID
WOS:000309335300011
Scopus ID
2-s2.0-84866739806
Other Identifier
991020100063604721
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