WashU Medicine image: Researchers at WashU Medicine have shown in mice that brain cells known as astrocytes are required for a signaling chemical called norepinephrine to modify brain activity, ...

This image shows a thin section taken from the cerebellum of an adult ferret brain, with astrocytes labeled in yellow, and cell nuclei labeled in blue. Astrocytes are a visually striking type of ...

As a neuromodulator, norepinephrine is a powerful force in the brain. We all know it orchestrates rapid changes in behavior such as the fight-or-flight response. Fewer people know that astrocytes ...

Cedars-Sinai investigators have discovered a healing mechanism that could one day be harnessed to help treat patients with spinal cord injuries, stroke, and neurological conditions such as multiple ...