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NIDA Notes Articles: Genetics

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A Gene Links Impulsivity and Drug Use Vulnerability

June 2018
Understanding the relationships between impulsivity and drug use vulnerability may help identify new ways of treating or preventing substance use disorders.

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A Genetic Nexus of Obesity and Smoking

October 2014
Research shows that some gene variants that influence body mass index also shape smoking behaviors.

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A New Tool for Investigating HIV in the Brain

August 2018
Researchers developed a tool that enables them to closely monitor HIV activity in key brain cells. The tool may accelerate the development of treatments for HIV in the brain.

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Animal Study Suggests Marijuana May Affect Future Offspring’s Susceptibility to Heroin

February 2015
Can marijuana use put offspring at heightened risk for opiate addiction, even if the use stops before the offspring are conceived? Results from a recent NIDA-funded study are consistent with other studies suggesting that a parent’s history of drug use, even preconception, may affect a child’s brain function and behavior.

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Dr. Joni Rutter Q&A: How Basic Science Is Tackling Addiction

May 2014
One of NIDA’s goals is to try to understand the individual differences that contribute to whether or not someone who takes a drug will become addicted to it. Dr. Rutter’s research focuses on three types of differences: Environmental, developmental, and genetic and epigenetic.

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Gene Variant Is Associated With Reduced HIV Transmission

March 2016
A gene variant appears to partially shield people whose behaviors entail high risk for exposure to human immunodeficiency virus (HIV) from becoming infected.

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Gene Variants Reduce Opioid Risks

June 2014
Two recent studies suggest that genotyping may enable clinicians to base therapies on individual patients’ potential responsiveness to opioid drugs’ therapeutic effects and vulnerability to their harmful effects.

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How Cocaine Cues Get Planted in the Brain

September 2018
An epigenetic mechanism underlies the powerful cocaine–environment associations that promote relapse.

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