What is substantia nigra?
What is substantia nigra? The substantia nigra (SN) is a midbrain dopaminergic nucleus which has a critical role in modulating motor movement and reward functions as part of the basal ganglia circuitry. How is the substantia nigra affected in Parkinson’s? Parkinson’s disease or paralysis agitans3is a neurological disorder that affects movement control. In Parkinson’s disease, […]