Changing levels of the chemical dopamine, a chemical most associated with motivation, may help explain why stressful experiences during infancy can lead to lasting behavioral issues, a new study in rodents shows.
Oct 26, 2021
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78
As busy people, we juggle many tasks, keep many balls in the air, and try to avoid letting anything drop. In class, instructors toss out ideas; sometimes they go over our heads, but other times we grasp them quickly.
Oct 20, 2021
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125
Are we born to fear punishment or crave rewards? Or do those capacities evolve with experience? Cold Spring Harbor Laboratory (CSHL) Professor Bo Li and his lab found that mice have pre-programmed circuits that process "positive" ...
Oct 18, 2021
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138
We're all familiar with the startle reflex—that sudden, uncontrollable jerk that occurs when we're surprised by a noise or other unexpected stimulus. But the brain also has an important pre-attentive mechanism to tamp down ...
Aug 9, 2021
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433
The brain mechanisms underlying the suppression of fear responses have attracted a lot of attention as they are relevant for therapy of human anxiety disorders. Despite our broad understanding of the different brain regions ...
Jul 16, 2021
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Has your heart ever started to race at the thought of an upcoming deadline for work? Or has the sight of an unknown object in a dark room made you jump? Well, you can probably thank your amygdala for that.
May 24, 2021
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The mental health crisis that has resulted from the imposition of lockdowns and stay-at-home orders due to COVID-19 has been widely observed around the world. Now, University at Buffalo researchers have determined in a preclinical ...
Mar 24, 2021
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The brain's emotion-processing center—the amygdala—is one of several brain regions involved in social behavior. But the exact role that this almond-shaped structure plays in the so-called 'social brain' remains mysterious. ...
Mar 4, 2021
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68
A new study showing how a stomach ache associated with a novel, appealing food forms an aversion to that food also reveals how areas of the brain may work together to alter behavior based on good or bad experiences. Led by ...
Nov 11, 2020
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52
When a frightful creature startles you, your brain may activate its fear-processing circuitry, sending your heart racing to help you escape the threat. It's also the job of the brain's fear-processing circuits to help you ...
Nov 5, 2020
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