| Literature DB >> 25699149 |
Jamal El Bakali1, Giulio G Muccioli2, Mathilde Body-Malapel3, Madjid Djouina3, Frédérique Klupsch1, Alina Ghinet1, Amélie Barczyk1, Nicolas Renault1, Philippe Chavatte1, Pierre Desreumaux3, Didier M Lambert2, Régis Millet1.
Abstract
The CB2 cannabinoid receptor has been implicated in the regulation of intestinal inflammation. Following on from the promising activity of a series of 4-oxo-1,4-dihydroquinoline-3-carboxamide, we developed constrained analogues based on a 2H-pyrazolo[4,3-c]quinolin-3(5H)-one scaffold, with improved affinity for the hCB2 receptor and had very high selectivity over the hCB1 receptor. Importantly, the lead of this series (26, hCB2: K i = 0.39 nM, hCB1: K i > 3000 nM) was found to protect mice against experimental colitis after oral administration.Entities:
Keywords: Cannabinoid receptor; colitis; conformational restriction; endocannabinoid; inflammatory bowel disease; quinolone
Year: 2014 PMID: 25699149 PMCID: PMC4329582 DOI: 10.1021/ml500439x
Source DB: PubMed Journal: ACS Med Chem Lett ISSN: 1948-5875 Impact factor: 4.345