News tagged with brain chemicals

Neurons constantly rewrite their DNA

Johns Hopkins scientists have discovered that neurons are risk takers: They use minor "DNA surgeries" to toggle their activity levels all day, every day. Since these activity levels are important in learning, ...

Apr 27, 2015
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Halloween, fear and the brain

Children and adults alike are digging out those spooky costumes ready for a celebration. We've reached that time of year again: Halloween. October 31 is dedicated to remembering the dead.

Oct 31, 2014
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Blame it on the astrocytes

In the brains of all vertebrates, information is transmitted through synapses, a mechanism that allows an electric or chemical signal to be passed from one brain cell to another. Chemical synapses, which are the most abundant ...

Jul 11, 2014
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