A9 cell group
Acronym: A9
The term A9 cell group refers to the most densely packed group of cells fluorescent for dopamine in the ventrolateral midbrain of rodents ( Dahlstrom-1964 ) and primates ( Felten-1983 ). It is for the most part identical with the pars compacta of the substantia nigra as defined on the basis of Nissl stains.

Also known as: No other name for this structure has appeared in PubMed.NeuroNames ID : 1811

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