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Early life exposure to nicotine alters neurons, predisposes brain to addiction later

Neonatal exposure to nicotine alters the reward circuity in the brains of newborn mice, increasing their preference for the drug in later adulthood, report researchers at University of California San Diego School of Medicine in a study published "in press" April 24, 2019 in Biological Psychiatry.  A UC San Diego School of Medicine team of scientists, headed by senior author Davide Dulcis, Ph.D., associate professor in the Department of Psychiatry, with colleagues at Veterans Affairs San Diego Healthcare System and Michigan State University, found that exposure to nicotine in the first few weeks of life (through maternal lactation) induced a variety of long-term neurological changes in young mice.  Read more...

 

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