opioid

adj.

类鸦片（引起）的；

n.

类鸦片活性肽；

Endogenous opioid peptides: multiple agonists and receptors
Placebo and opioid analgesia-- imaging a shared neuronal network.
Cloning of a delta opioid receptor by functional expression
Opioid peptides mediate the suppressive effect on natural killer cell cytotoxicity
COMT val158met genotype affects mu-opioid neurotransmitter responses to a pain stressor.
Clinical guidelines for the use of chronic opioid therapy in chronic noncancer pain.
ORL1, a novel member of the opioid receptor family. Cloning, functional expression and localization.
Isolation and structure of the endogenous agonist of opioid receptor-like ORL1 receptor.
Buprenorphine maintenance versus placebo or methadone maintenance for opioid dependence.
Loss of morphine-induced analgesia, reward effect and withdrawal symptoms in mice lacking the mu-opioid-receptor gene.