Science news articles about 'maoa'

... two specific genes and political participation. They show that individuals with a variant of the MAOA gene are significantly more likely to have voted in the 2000 presidential election. Their ...

... dopamine D2 receptor (DRD2) gene. MAOA regulates several brain neurotransmitters important in ... conditional interaction between repeating a school grade and the MAOA*2 repeat (2R) allele in adolescent ...

... genotypes have been linked to aggression and violence. A Finnish study has found that drinking and high-activity MAOA can predict the risk of impulsive violence, while ageing may decrease this risk...

... MAOA subjects. There was strong evidence for a gene-by-environment interaction, such that MAOA is less associated with the occurrence of aggression in the low-provocation condition (when the ...

... and peers, were completely protected from the potentially deleterious effects of having the 'risky' form of the MAOA gene." Highlighting the importance of this study's findings, John Krystal, M.D., ...

... copies, so even if they have one risk allele, they have another that could compensate for it. That's why most MAOA research has focused on males, and probably why the MAOA effect has, for the most ...

... , which is linked to the fight-or-flight response. Previous studies found that variations in MAOA were linked to violent behavior. "We found that a common variant of the MAOA gene was strongly ...

... disorders, evaluating the childhood environment, assessing alcohol consumption and the analysis of the MAOA genotype may provide more accurate means for assessing risk among violent offenders, ...