Effect of Pyramidal Tract Activity on Dorsal Column Nuclei

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Science  26 Aug 1960:
Vol. 132, Issue 3426, pp. 547-548
DOI: 10.1126/science.132.3426.547


The response of single units in cuneate and gracile nuclei to cutaneous stimulation can be modified by prior stimulation of the motor cortex of the cat. Both excitation and inhibition of these neurons can be effected via the pyramidal tract.