Literature DB >> 16464591

Synthesis and SAR studies of very potent imidazopyridine antiprotozoal agents.

Tesfaye Biftu1, Dennis Feng, Michael Fisher, Gui-Bai Liang, Xiaoxia Qian, Andrew Scribner, Richard Dennis, Shuliang Lee, Paul A Liberator, Chris Brown, Anne Gurnett, Penny S Leavitt, Donald Thompson, John Mathew, Andrew Misura, Samantha Samaras, Tamas Tamas, Joseph F Sina, Kathleen A McNulty, Crystal G McKnight, Dennis M Schmatz, Matthew Wyvratt.   

Abstract

Compounds 10a (IC50 110 pM) and 21 (IC50 40 pM) are the most potent inhibitors of Eimeria tenella cGMP-dependent protein kinase activity reported to date and are efficacious in the in vivo antiparasitic assay when administered to chickens at 12.5 and 6.25 ppm levels in the feed. However, both compounds are positive in the Ames microbial mutagenesis assay which precludes them from further development as antiprotozoal agents in the absence of negative lifetime rodent carcinogenicity studies.

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Year:  2006        PMID: 16464591     DOI: 10.1016/j.bmcl.2006.01.092

Source DB:  PubMed          Journal:  Bioorg Med Chem Lett        ISSN: 0960-894X            Impact factor:   2.823


  16 in total

1.  One-pot synthesis of 2-phenylimidazo[1,2-α]pyridines from acetophenone, [Bmim]Br(3) and 2-aminopyridine under solvent-free conditions.

Authors:  Zhang-Gao Le; Zong-Bo Xie; Jian-Ping Xu
Journal:  Molecules       Date:  2012-11-09       Impact factor: 4.411

2.  Metal-free, efficient hydrazination of imidazo[1,2-a]pyridine with diethyl azodicarboxylate in neutral media.

Authors:  Yuanxiang Wang; Brendan Frett; Nick McConnell; Hong-Yu Li
Journal:  Org Biomol Chem       Date:  2015-03-14       Impact factor: 3.876

3.  Trisubstituted thiazoles as potent and selective inhibitors of Plasmodium falciparum protein kinase G (PfPKG).

Authors:  Denise J Tsagris; Kristian Birchall; Nathalie Bouloc; Jonathan M Large; Andy Merritt; Ela Smiljanic-Hurley; Mary Wheldon; Keith H Ansell; Catherine Kettleborough; David Whalley; Lindsay B Stewart; Paul W Bowyer; David A Baker; Simon A Osborne
Journal:  Bioorg Med Chem Lett       Date:  2018-08-27       Impact factor: 2.823

4.  2-Methyl-6-(trifluoro-meth-yl)imidazo[1,2-a]pyridine-3-carbonitrile.

Authors:  Hoong-Kun Fun; Mohd Mustaqim Rosli; D J Madhu Kumar; D Jagadeesh Prasad; G K Nagaraja
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2011-02-05

5.  2-(8-Bromo-imidazo[1,2-a]pyridin-2-yl)-N'-[(E)-4-diethyl-amino-2-hy-droxy-benzyl-idene]acetohydrazide dihydrate.

Authors:  Hoong-Kun Fun; Wan-Sin Loh; Seema Shenvi; Arun M Isloor; Gurumurthy Hegde
Journal:  Acta Crystallogr Sect E Struct Rep Online       Date:  2012-02-24

6.  Characterization of Competitive Inhibitors of Plasmodium falciparum cGMP-Dependent Protein Kinase.

Authors:  Tyler Eck; Mariana Laureano de Souza; Melvin Delvillar; Kutub Ashraf; Rammohan R Yadav Bheemanaboina; Ramappa Chakrasali; Tamara Kreiss; John J Siekierka; David P Rotella; Purnima Bhanot; Nina M Goodey
Journal:  Chembiochem       Date:  2022-02-23       Impact factor: 3.461

7.  Yeast three-hybrid screen identifies TgBRADIN/GRA24 as a negative regulator of Toxoplasma gondii bradyzoite differentiation.

Authors:  Anahi V Odell; Fanny Tran; Jenna E Foderaro; Séverine Poupart; Ravi Pathak; Nicholas J Westwood; Gary E Ward
Journal:  PLoS One       Date:  2015-03-19       Impact factor: 3.240

8.  Structural characterization and Hirshfeld surface analysis of a CoII complex with imidazo[1,2-a]pyridine.

Authors:  Saikat Kumar Seth
Journal:  Acta Crystallogr E Crystallogr Commun       Date:  2018-04-17

9.  A modular approach to triazole-containing chemical inducers of dimerisation for yeast three-hybrid screening.

Authors:  Fanny Tran; Anahi V Odell; Gary E Ward; Nicholas J Westwood
Journal:  Molecules       Date:  2013-09-23       Impact factor: 4.411

10.  Plasmodial Kinase Inhibitors: License to Cure?

Authors:  Diego González Cabrera; André Horatscheck; Colin R Wilson; Greg Basarab; Charles J Eyermann; Kelly Chibale
Journal:  J Med Chem       Date:  2018-06-04       Impact factor: 7.446

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