Summary
In animals pretreated with 6-hydroxydopamine, the descending efferent connections of the substantia nigra are restricted to a bilateral projection to the superior colliculus and a pathway which stops in the dorso-lateral reticular formation of the pons.
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Wright, A.K., Arbuthnott, G.W. Non-dopamine containing efferents of substantia nigra: The pathway to the lower brain stem. J. Neural Transmission 47, 221–226 (1980). https://doi.org/10.1007/BF01250602
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DOI: https://doi.org/10.1007/BF01250602