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Firing of neurons changes the cells that insulate them

Through their pattern of firing, neurons influence the behavior of the cells that upon maturation will provide insulation of neuronal axons, according to a new study publishing 22 August in the open access journal PLOS Biology ...

Study suggests serotonin may worsen tinnitus

Millions of people suffer from the constant sensation of ringing or buzzing in the ears known as tinnitus, creating constant irritation for some and severe anxiety for others. Research by scientists at OHSU shows why a common ...

Brain's self-regulation in teens at risk for obesity

In a small study that scanned the brains of teenagers while exposing them to tempting "food cues," researchers report that reduced activity in the brain's "self-regulation" system may be an important early predictor of adult ...