topographically organized dopaminergic projections from the extrapyramidal structures of the ventral mesencephalon ( substantia nigra and ventral tegmental area ) to the dorsal ( body of caudate-putamen ) and ventral ( anterior-ventral caudate , nucleus accumbens , tuberculum olfactorium ) striatum subserve sensorimotor integration in the rat .
C0025462
structures of
C0038590
substantia nigra