This study focuses on the so-called Substantia Nigra pars reticulata (SNr), the main output station of the basal ganglia, which sends signals to motor centers in the brainstem. The researchers ...

Scientists studying mice found that individual neurons in the Substantia Nigra pars reticulata (SNr) switch dynamically between activation and inhibition based on the phase of a movement. These SNr ...

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The cause of idiopathic Parkinson’s disease is unknown. However, damage to a part of the brain called the substantia nigra, and disruption to the key neurotransmitters dopamine and norepinephrine, can ...