People with depression have a distinguishing feature in their brains: They have fewer astrocytes, a type of star-shaped brain cell, compared with the brains of people without mental health disorders, according to a new study.
"Astrocytes are hugely affected in depression" in terms of their cell numbers, study co-author Liam O'Leary, a doctoral candidate in the Department of Psychiatry at McGill University in Montreal, told Live Science.
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