Researchers have identified a mechanism by which acetylcholine, a neurotransmitter best known for its role in muscle control and attention, can effectively commandeer serotonin release inside the ...

Acetylcholine "conductors" in the striatum directly trigger serotonin release, offering new insights into the origins of OCD and chemical imbalances.

A mouse study highlights the role of acetylcholine in behavioral flexibility, offering new insight into the brain mechanisms involved in addiction and obsessive compulsive disorder.