Analgesic cross-tolerance between morphi
β
Subbiah P. Sivam; Ing K. Ho
π
Article
π
1984
π
Springer
π
English
β 221 KB
The analgesic effect of intracerebroventricular administration of morphine, ketocyclazocine, [D-ala2]-methionine enkephalinamide (DAM), [D-ala2-D-leuS]-enkephalin (DADLE), leuenkephalin, metenkephalin, and /3-endorphin on acetic acid-induced abdominal writhing (AAW) was investigated in naive and mor