DNA Methylation Could Explain How People Respond to Fear and Anger

February 17, 2015 Bailey Kirkpatrick

A region of the brain known as the amygdala is normally activated when people perceive fear and anger in others. This region, which is part of the limbic system, conveys the message to other regions of the brain to prepare oneself for what may be a threatening situation. We’ve seen previous research that offers an epigenetic connection between DNA methylation of the serotonin transporter gene (SLC6A4) and how an individual responds to stress. In the present study, peoples’ brains respond [more…]

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