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Tag serotonin ‘vacuums’ to track depression

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Scientists are using tiny fluorescent beads to track a protein that regulates serotonin, a neurotransmitter that plays a key role in mood, appetite, and sleep.

The regulatory protein that the Vanderbilt University scientists tagged is known as the serotonin transporter. It’s a protein that extends through the membrane that forms the nerve’s outer surface and acts like a nano-sized vacuum cleaner that sucks serotonin molecules into the cell body and away from serotonin target receptors on other cells.

Full story at Futurity.

More research news from top universities.

Photo credit: Jerry Chang/Vanderbilt

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