brain Archive — Page 15 of 17

July 17, 2012

Insights for neuroscience drug discovery

When discovering drugs for brain disorders, it’s important to test the candidates in multiple ways to avoid advancing those with restricted physiological effects.

July 3, 2012

Receptor’s role in nutrition brain circuitry

New findings point to brain circuitry that communicates about the body’s nutritional status and regulates how nutrients are mobilized.

Neurons with serotonin transporters labeled with quantum dots. (Jerry Chang / Vanderbilt)
June 27, 2012

Probing the roots of depression by tracking serotonin regulation at a new level

An interdisciplinary team of scientists have successfully tagged a protein that regulates the neurotransmitter serotonin with tiny fluorescent beads, allowing them to track the movements of individual molecules for the first time. This capability makes it possible to study the manner in which serotonin regulates mood, appetite and sleep at a new level of detail.

brain illustration
June 14, 2012

Roots of childhood brain tumors

Cells in the back of the developing brain can give rise to brain tumors, suggesting they may be a target for treatment.

May 15, 2012

New clue to ADHD

A rare genetic change adds support to the idea that altered dopamine signaling is a key risk factor for ADHD.

May 11, 2012

Perfect timing for sensory processing

Identification of brain regions involved in processing sights and sounds may offer insights into disorders like autism and dyslexia.