Anger Is in the Genes

Being able to keep your cool or lose your temper is down to genes, according to a new study.

Isolation of a gene called DARPP-32 helps explain why some people fly into a rage at the slightest provocation, while others can remain calm.

More than 800 people were asked to fill in a questionnaire designed to study how they handle anger.

The German researchers also administered a DNA test to determine which of three versions of the DARPP-32 gene people were carrying.

The gene affects levels of dopamine, a brain chemical linked to anger and aggression.

Those who had the "TT" or "TC" versions of the gene portrayed significantly more anger than those with the "CC" version.

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May 6, 2009

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