MeSH definition : The black substance in the ventral midbrain or the nucleus of cells containing the
black substance. These cells produce DOPAMINE, an important neurotransmitter in regulation
of the sensorimotor system and mood. The dark colored MELANIN is a by-product of dopamine
synthesis.;
The black substance in the ventral midbrain or the nucleus of cells containing the
black substance. These cells produce DOPAMINE, an important neurotransmitter in regulation
of the sensorimotor system and mood. The dark colored MELANIN is a by-product of dopamine
synthesis.