FK 33-824

The effect of pertussis toxin on opioid antinociception was studied in rats. Intrathecal injection of a single dose of pertussis… Expand

Previous studies demonstrated that pretreatment of brain membranes with the irreversible mu antagonist, beta-funaltrexamine (beta… Expand

1 Intracellular records were made from neurones in the submucous plexus of the guinea‐pig caecum. 2 [Met5]enkephalin, [Leu5… Expand

Neuropeptides represent a new class of compounds with important implications for the understanding of the mechanisms and… Expand

Binding of Tyr-MIF-1 (Tyr-Pro-Leu-Gly-NH2) to mu and delta opiate receptors was compared with other putative opiate antagonist… Expand

Adult female rats were implanted with permanent cannulae in the third ventricle of the brain and ovariectomized. 3 weeks later… Expand

The purpose of the present study was to make a functional dissection of the respiratory action of opioids, by their restricted… Expand

Dynorphin-(1-13), but not dynorphin-(1-9) has been shown to have significant effects on opiate and beta-endorphin-induced… Expand

Interactions between the weakly analgesic enkephalins and morphine on morphine-induced analgesia were studied. Met-enkephalin… Expand

In order to study the mechanism of action of a Met-enkephalin (FK 33824) on the pituitary-adrenal axis eight normal male… Expand