Alcoholism
Alcohol and a polymorphism of the monoamine oxidase a gene predict impulsive violence
Published in Law and Health Weekly, January 3rd, 2009
The monoamine oxidase A (MAOA) gene is an outer membrane mitochondrial enzyme that breaks down monoamines such as serotonin, noradrenalin and dopamine. A common polymorphism in MAOA results in high- or low-activity MAOA, and both 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 aging may decrease this risk.
Results will be published in the March issue of Alcoholism: Clinical & Experimental Research and are currently available at Early View.
"Alcoholism, alcohol consumption and violence are clearly related," said Roope Tikkanen, a...
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