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Discovery of Novel Human Constitutive Androstane Receptor Agonists with the Imidazo[1,2-a]pyridine Structure

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    SYSNO ASEP0579804
    Document TypeJ - Journal Article
    R&D Document TypeJournal Article
    Subsidiary JČlánek ve WOS
    TitleDiscovery of Novel Human Constitutive Androstane Receptor Agonists with the Imidazo[1,2-a]pyridine Structure
    Author(s) Mejdrova, I. (CZ)
    Dušek, J. (CZ)
    Škach, K. (CZ)
    Štefela, A. (CZ)
    Škoda, J. (CZ)
    Chalupský, Karel (UMG-J)
    Dohnalová, Klára (UMG-J)
    Pávková, I. (CZ)
    Kronenberger, T. (DE)
    Rashidian, A. (DE)
    Smutná, L. (CZ)
    Duchoslav, V. (CZ)
    Smutný, T. (CZ)
    Pávek, P. (CZ)
    Nencka, R. (CZ)
    Number of authors15
    Source TitleJournal of Medicinal Chemistry. - : American Chemical Society - ISSN 0022-2623
    Roč. 66, č. 4 (2023), s. 2422-2456
    Number of pages35 s.
    Languageeng - English
    CountryUS - United States
    Keywordspregnane-x-receptor ; car ; activation ; pxr ; ligand ; derivatives ; identification ; artemisinin ; metabolites ; expression
    OECD categoryCell biology
    R&D ProjectsLM2015040 GA MŠMT - Ministry of Education, Youth and Sports (MEYS)
    GA22-05167S GA ČR - Czech Science Foundation (CSF)
    ED2.1.00/19.0395 GA MŠMT - Ministry of Education, Youth and Sports (MEYS)
    Method of publishingOpen access
    Institutional supportUMG-J - RVO:68378050
    UT WOS001162433000001
    EID SCOPUS85147860531
    DOI10.1021/acs.jmedchem.2c01140
    AnnotationThe nuclear constitutive androstane receptor (CAR, NR1I3) plays significant roles in many hepatic functions, such as fatty acid oxidation, biotransformation, liver regeneration, as well as clearance of steroid hormones, cholesterol, and bilirubin. CAR has been proposed as a hypothetical target receptor for metabolic or liver disease therapy. Currently known prototype high-affinity human CAR agonists such as CITCO (6-(4-chlorophenyl)imidazo[2,1-b][1,3]thiazole-5-carbaldehyde-O-(3,4-dichlorobenzyl)-oxime) have limited selectivity, activating the pregnane X receptor (PXR) receptor, a related receptor of the NR1I subfamily. We have discovered several derivatives of 3-(1H-1,2,3-triazol-4-yl)imidazo[1,2-a]pyridine that directly activate human CAR in nanomolar concentrations. While compound 39 regulates CAR target genes in humanized CAR mice as well as human hepatocytes, it does not activate other nuclear receptors and is nontoxic in cellular and genotoxic assays as well as in rodent toxicity studies. Our findings concerning potent human CAR agonists with in vivo activity reinforce the role of CAR as a possible therapeutic target.
    WorkplaceInstitute of Molecular Genetics
    ContactNikol Škňouřilová, nikol.sknourilova@img.cas.cz, Tel.: 241 063 217
    Year of Publishing2024
    Electronic addresshttps://pubs.acs.org/doi/10.1021/acs.jmedchem.2c01140
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