Two neurons of the basolateral amygdala. MIT neuroscientists have found that these neurons play a key role in separating information about positive and negative experiences. Credit: Anna Beyeler and Praneeth Namburi
A new study reveals how 2 populations of neurons contribute to the brain’s inability to correctly assign emotional associations to events, eg those who are depressed often do not feel happy even when experiencing something that they normally enjoy. Learning how this information is routed and misrouted could shed light on mental illnesses including depression, addiction, anxiety, and posttraumatic stress disorder.
In a previous study, Tye’s lab identified 2 populations of neurons involved in processing positive and negative emotions...
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