TY - RPRT TI - Decrease in morphine's analgesic action and increase in its cataleptic action by 6-hydroxydopamine injected bilaterally into caudate and putamen areas; partial restoration by L-DOPA plus decarboxylase inhibition. AU - K Nakamura AU - R Kuntzman AU - A Maggio AU - A H Conney PY - 1973 DO - 10.1016/0028-3908(73)90072-5 UR - https://pubmed.ncbi.nlm.nih.gov/4798737/ ID - 4798737 ER -