Title : Impact of modulation of the α7 nicotinic acetylcholine receptor on nicotine reward in the mouse conditioned place preference test.

Pub. Date : 2019 Dec

PMID : 31302720






7 Functional Relationships(s)
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1 RATIONALE: The alpha7 nicotinic acetylcholine receptor (nAChR) has been implicated as a target in modulating nicotine reward. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus
2 However, the effect of pharmacological agents that have been shown to alter the channel properties of the alpha7 nAChR is not well understood in nicotine reward. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus
3 OBJECTIVES: This study aimed to investigate the impact of alpha7 nAChR pharmacological modulation on nicotine conditioned place preference (CPP) in mice by using positive allosteric modulators (PAMs) and a silent agonist. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus
4 RESULTS: The alpha7 full orthosteric agonist PNU282987 and the Type II alpha7 nAChR PAM PNU120596 reduced nicotine CPP, while the silent agonist NS6740 and Type I PAM NS1738 had no effect. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus
5 CONCLUSIONS: Taken together, our results suggest that modulation of the alpha7 nAChR can play important roles in nicotine CPP in mice. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus
6 In addition, the Type II alpha7 nAChR PAM PNU120596 attenuated nicotine reward suggesting that endogenous acetylcholine/choline tone is sufficient to reduce nicotine CPP. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus
7 In addition, the Type II alpha7 nAChR PAM PNU120596 attenuated nicotine reward suggesting that endogenous acetylcholine/choline tone is sufficient to reduce nicotine CPP. Nicotine cholinergic receptor, nicotinic, alpha polypeptide 7 Mus musculus