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Teens

Ethnicity Influences Early Smoking and Progression to Drug Abuse

Summarizes findings from a 10-year study that monitored smoking and progress to other drugs among youth that found ethnicity to be an influential factor.

Studies Focus on Acculturation and Hispanic Youth

Summarizes a study that analyzes factors associated with the risk of drug addiction among 19- to 21-year-old Hispanic women born in the United States as compared with immigrants.

Nicotine Alters the Developing Rat Brain

Describes animal studies that suggested exposure to the drug during gestation or adolescence may cause lasting alterations in reward and motivation circuits.

Behavioral Response to Novelty Foreshadows Neurological Response to Cocaine

Describes evidence supporting the view that developmental differences in brain systems that use the neurotransmitter dopamine underlie age differences in susceptibility to drug abuse.

Uneven Regional Brain Development Contributes to Adolescent Risk-Taking

Reports on the work of scientists who have linked impulsiveness and risk-taking among adolescents to immaturity of the brain region called the orbitofrontal cortex.

Study Links Anabolic Steroids to Brain Changes in Adolescent Female Mice

Reports on an animal study finding that links anabolic steroids to brain changes in adolescent female mice, changes that can potentially lead to steroid abuse.

Exposure to Morphine During Early Adolescence Sensitizes Rats as Adults

Presents highlights of a study indicating that exposure to morphine during adolescence may increase sensitivity to the drug during adulthood.

Among Young Attendees at STD Clinics, Substance Abusers Report More Risky Sexual Behavior

Highlights data on the risky sexual behaviors of patients at a sexually transmitted disease clinic who had a substance abuse disorder as compared to those without a substance abuse disorder.

Adolescent Inhalant Use Is Stable Overall, but Rising Among Girls

Reports patterns and trends in inhalant use among adolescents based on an analysis of data from a 2002-2005 national survey on drug use and health.

Teen Substance Abuse Continues to Decline

Reports on the prevalence of substance abuse among youth based on 2007 data from a national survey of behaviors, attitudes, and values.

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