The Versatile 2-Substituted Imidazoline Nucleus as a Structural Motif of Ligands Directed to the Serotonin 5-HT<sub>1A</sub>
Receptor
作者:Fabio Del Bello、Antonio Cilia、Antonio Carrieri、Domenico Claudio Fasano、Carla Ghelardini、Lorenzo Di Cesare Mannelli、Laura Micheli、Carlo Santini、Eleonora Diamanti、Mario Giannella、Gianfabio Giorgioni、Valerio Mammoli、Corinne Dalila Paoletti、Riccardo Petrelli、Alessandro Piergentili、Wilma Quaglia、Maria Pigini
DOI:10.1002/cmdc.201600383
日期:2016.10.19
allyphenyline and its analogues indicates that ligands bearing the 2‐substituted imidazoline nucleus as a structural motif interact with 5‐HT1A‐R. Therefore, we examined the 5‐HT1A‐R profile of several imidazoline molecules endowed with a common scaffold consisting of an aromatic moiety linked to the 2‐position of an imidazoline nucleus by a biatomic bridge. Our aim was to discover other ligands targeting
5-羟色胺5-HT 1A受体(5-HT 1A - R)参与了烯丙氨酸及其类似物的抗抑郁作用,表明带有2-取代咪唑啉核作为结构基序的配体与5-HT 1A - R相互作用。因此,我们研究了几种咪唑啉分子的5‐HT 1A ‐ R谱,这些分子具有一个共同的支架,该支架由通过双原子桥连接至咪唑啉核的2位的芳族部分组成。我们的目的是发现靶向5‐HT 1A ‐ R的其他配体并确定有利于5‐HT 1A的结构特征‐R互动。在模型研究的支持下,结构与活性之间的关系表明,一些结构陈词滥调,例如桥中的极性功能和甲基,以及上述支架的芳香区域中适当的空间位阻,都倾向于使用5‐HT 1A ‐ R识别和激活。我们还强调了非常低剂量(0.01 mg kg -1)时(S)-(+)- 19 [(S)-(+)-萘酚]的有效抗抑郁样作用(小鼠强迫游泳试验)。这种作用显然是由5‐HT 1A介导的,因为用5‐HT 1A拮抗剂WAY10