Neuroscience

When silencing phantom noises is a matter of science

With a clever approach, researchers point to the first gene that could be protective of tinnitus—that disturbing ringing in the ear many of us hear, when no sound is present.

Neuroscience

Researchers uncover how kappa opioid receptors drive anxiety

University of North Carolina researchers uncovered a cellular mechanism by which kappa opioid receptors (KOR) drive anxiety. These proteins inhibit the release of the neurotransmitter glutamate in a part of the brain that ...

Neuroscience

How excitatory/inhibitory balance is maintained in the brain

Just as a thermostat is used to maintain a balanced temperature in a home, different biological processes maintain the balance of almost everything in our bodies, from temperature and oxygen to hormone and blood sugar levels. ...

Addiction

Study reveals new mechanism in nicotine addiction

Part of the reason people find smoking difficult to quit is that each time they have a cigarette, feelings of craving, irritability and anxiety melt away. This component of addiction is known as negative reward and is controlled ...

Neuroscience

New neuroimaging method better identifies epileptic lesions

Epilepsy affects more than 65 million people worldwide. One-third of these patients have seizures that are not controlled by medications. In addition, one-third have brain lesions, the hallmark of the disease, which cannot ...

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