Carpenter K J, Dickenson A H
Department of Pharmacology, University College London.
Br J Pharmacol. 1998 Nov;125(5):949-51. doi: 10.1038/sj.bjp.0702188.
[Phe1 psi(CH2-NH)Gly2]nociceptin-(1-13)-NH2, a pseudopeptide analogue of nociceptin is an antagonist in peripheral assays. Here, using in vivo electrophysiological recordings of dorsal horn neurones, [Phe1 psi(CH2-NH)Gly2]nociceptin-(1-13)-NH2 appears to have agonist activity after spinal administration. The noxious evoked activity of the neurones was inhibited by [Phe1 psi(CH2-NH)Gly2]nociceptin-(1-13)-NH2, which was as potent as nociceptin itself.
[苯丙氨酸1 ψ(CH2 - NH)甘氨酸2]强啡肽原(1 - 13)-NH2,一种强啡肽原的拟肽类似物,在外周实验中是一种拮抗剂。在此,通过对背角神经元进行体内电生理记录,[苯丙氨酸1 ψ(CH2 - NH)甘氨酸2]强啡肽原(1 - 13)-NH2在脊髓给药后似乎具有激动剂活性。神经元的伤害性诱发活动被[苯丙氨酸1 ψ(CH2 - NH)甘氨酸2]强啡肽原(1 - 13)-NH2抑制,其效力与强啡肽原本身相当。