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Del Vecchio A, Rosadoni E, Ballerini L, Cuzzola A, Lipparini F, Ronchi P, Guariento S, Biagetti M, Lessi M, Bellina F. Transition Metal-Driven Selectivity in Direct C-H Arylation of Imidazo[2,1-b]Thiazole. ChemistryOpen 2024:e202400180. [PMID: 39051713 DOI: 10.1002/open.202400180] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/06/2024] [Indexed: 07/27/2024] Open
Abstract
A selective direct arylation of the different Csp2-H bonds of imidazo[2,1-b]thiazole with (hetero) aryl halides can be achieved simply by switching from a palladium catalyst system to the use of stoichiometric amounts of copper. The observed selectivity, also rationalized by DFT calculations, can be explained by a change in the mechanistic pathways between electrophilic palladation and base-promoted C-H metalation.
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Affiliation(s)
- Antonio Del Vecchio
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
| | - Elisabetta Rosadoni
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
| | - Lorenzo Ballerini
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
| | - Angela Cuzzola
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
| | - Filippo Lipparini
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
| | - Paolo Ronchi
- Chemistry Research and Drug Design, Chiesi Farmaceutici S.p.A, 43122, Parma, Italy
| | - Sara Guariento
- Chemistry Research and Drug Design, Chiesi Farmaceutici S.p.A, 43122, Parma, Italy
| | - Matteo Biagetti
- Chemistry Research and Drug Design, Chiesi Farmaceutici S.p.A, 43122, Parma, Italy
| | - Marco Lessi
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
| | - Fabio Bellina
- Dipartimento di Chimica e Chimica Industriale, Università di Pisa, Via Giuseppe Moruzzi, 13, 56124, Pisa, Italy
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2
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Wu J, Wang X, Zhao Y, Hou Y, Gong P. Overview of CFTR activators and their recent studies for dry eye disease: a review. RSC Med Chem 2023; 14:2459-2472. [PMID: 38107177 PMCID: PMC10718525 DOI: 10.1039/d3md00448a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/28/2023] [Accepted: 09/23/2023] [Indexed: 12/19/2023] Open
Abstract
The cystic fibrosis transmembrane conductance regulator (CFTR) gets activated via the cAMP signaling pathway and is present in various secretory epithelial cells, including conjunctival and corneal epithelial cells. Activation of CFTR leads to fluid secretion in both mouse and human ocular surfaces. Dry eye disease is a significant health problem for which limited therapeutic options are available. In this review, on the one hand, small molecule CFTR activators with different chemical structures are summarized, and on the other hand, the pharmacological activity test and structural optimization of small molecule CFTR activators in the treatment of dry eye are outlined. The purpose of this review is to highlight the important role of CFTR activators in the treatment of dry eye disease and their potential as a new strategy for the treatment of dry eye disease.
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Affiliation(s)
- Jie Wu
- School of Pharmaceutical Engineering, Shenyang Pharmaceutical University 103 Wenhua Road, Shenhe District Shenyang 110016 China
| | - Xiaoqian Wang
- School of Pharmaceutical Engineering, Shenyang Pharmaceutical University 103 Wenhua Road, Shenhe District Shenyang 110016 China
| | - Yanfang Zhao
- School of Pharmaceutical Engineering, Shenyang Pharmaceutical University 103 Wenhua Road, Shenhe District Shenyang 110016 China
| | - Yunlei Hou
- School of Pharmaceutical Engineering, Shenyang Pharmaceutical University 103 Wenhua Road, Shenhe District Shenyang 110016 China
| | - Ping Gong
- School of Pharmaceutical Engineering, Shenyang Pharmaceutical University 103 Wenhua Road, Shenhe District Shenyang 110016 China
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3
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Namekata I, Tamura M, Kase J, Hamaguchi S, Tanaka H. Cardioprotective Effect against Ischemia-Reperfusion Injury of PAK-200, a Dihydropyridine Analog with an Inhibitory Effect on Cl - but Not Ca 2+ Current. Biomolecules 2023; 13:1719. [PMID: 38136589 PMCID: PMC10741401 DOI: 10.3390/biom13121719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/27/2023] [Revised: 11/25/2023] [Accepted: 11/27/2023] [Indexed: 12/24/2023] Open
Abstract
We examined the effects of a dihydropyridine analog, PAK-200, on guinea pig myocardium during experimental ischemia and reperfusion. In isolated ventricular cardiomyocytes, PAK-200 (1 μM) had no effect on the basal peak inward and steady-state currents but inhibited the isoprenaline-induced time-independent Cl- current. In the right atria, PAK-200 had no effect on the beating rate and the chronotropic response to isoprenaline. In an ischemia-reperfusion model with coronary-perfused right ventricular tissue, a decrease in contractile force and a rise in tension were observed during a period of 30-min no-flow ischemia. Upon reperfusion, contractile force returned to less than 50% of preischemic values. PAK-200 had no effect on the decline in contractile force during the no-flow ischemia but reduced the rise in resting tension. PAK-200 significantly improved the recovery of contractile force after reperfusion to about 70% of the preischemic value. PAK-200 was also shown to attenuate the decrease in tissue ATP during ischemia. Treatment of ventricular myocytes with an ischemia-mimetic solution resulted in depolarization of the mitochondrial membrane potential and an increase in cytoplasmic and mitochondrial Ca2+ concentrations. PAK-200 significantly delayed these changes. Thus, PAK-200 inhibits the cAMP-activated chloride current in cardiac muscle and may have protective effects against ischemia-reperfusion injury through novel mechanisms.
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Affiliation(s)
| | | | | | | | - Hikaru Tanaka
- Department of Pharmacology, Faculty of Pharmaceutical Sciences, Toho University, 2-2-1 Miyama Funabashi, Chiba 274-8510, Japan; (I.N.); (M.T.); (J.K.); (S.H.)
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4
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Fontana R, Mattioli LB, Biotti G, Budriesi R, Gotti R, Micucci M, Corazza I, Marconi P, Frosini M, Manfredini S, Buzzi R, Vertuani S. Magnolia officinalis L. bark extract and respiratory diseases: From traditional Chinese medicine to western medicine via network target. Phytother Res 2023. [PMID: 36879409 DOI: 10.1002/ptr.7786] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2022] [Revised: 01/25/2023] [Accepted: 02/09/2023] [Indexed: 03/08/2023]
Abstract
The understanding of the use of Magnolia officinalis L. (Magnoliaceae) as a possible dietary supplement for supporting the treatment of airway pathologies might be of clinical interest. Two commercially available bark extracts (M. officinalis extract [MOE]) were characterized by quantitation in honokiol and magnolol content by means of high-performance liquid chromatography with UV detection. MOE effects, as well as those of the reference compounds per se, on some targets connected to airway pathologies (antibacterial- and lung and trachea relaxing- activities) were investigated. Results showed that MOE possessed interesting antibacterial activity against Staphylococcus aureus, Pseudomonas aeruginosa, and Streptococcus pneumoniae. This was accompanied by a spasmolytic and antispasmodic activity, possibly owing to its ability to concurrently modulate different targets such as H1 -, β2 - and muscarinic receptors and l-type calcium channels involved in bronchodilation. All these effects were directly related to the MOE content in honokiol and magnolol. In conclusion, the properties of MOE highlighted here strongly encourage its application as dietary supplement in the treatment of airway diseases.
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Affiliation(s)
- Riccardo Fontana
- Department of Life Sciences and Biotechnology, School of Pharmacy and Heath Products, University of Ferrara, Ferrara, Italy.,Department of Chemical, Pharmaceutical and Agricultural Sciences (DOCPAS), University of Ferrara, Ferrara, Italy
| | - Laura Beatrice Mattioli
- Department of Pharmacy and Biotechnology, Food Chemistry and Nutraceutical Lab, Alma Mater Studiorum - University of Bologna, Bologna, Italy
| | - Giulia Biotti
- Department of Pharmacy and Biotechnology, Food Chemistry and Nutraceutical Lab, Alma Mater Studiorum - University of Bologna, Bologna, Italy
| | - Roberta Budriesi
- Department of Pharmacy and Biotechnology, Food Chemistry and Nutraceutical Lab, Alma Mater Studiorum - University of Bologna, Bologna, Italy
| | - Roberto Gotti
- Department of Pharmacy and Biotechnology, Alma Mater Studiorum - University of Bologna, Bologna, Italy
| | - Matteo Micucci
- Department of Biomolecular Sciences, University of Urbino "Carlo Bo", Urbino, Italy.,UniCamillus - Saint Camillus International University of Health Sciences, Rome, Italy
| | - Ivan Corazza
- Department of Medical and Surgical Sciences - DIMEC, Alma Mater Studiorum, University of Bologna, Bologna, Italy
| | - Peggy Marconi
- Department of Chemical, Pharmaceutical and Agricultural Sciences (DOCPAS), University of Ferrara, Ferrara, Italy
| | - Maria Frosini
- Department of Life Sciences, University of Siena, Siena, Italy
| | - Stefano Manfredini
- Department of Life Sciences and Biotechnology, School of Pharmacy and Heath Products, University of Ferrara, Ferrara, Italy
| | - Raissa Buzzi
- Department of Life Sciences and Biotechnology, School of Pharmacy and Heath Products, University of Ferrara, Ferrara, Italy
| | - Silvia Vertuani
- Department of Life Sciences and Biotechnology, School of Pharmacy and Heath Products, University of Ferrara, Ferrara, Italy
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5
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Magurano F, Micucci M, Nuzzo D, Baggieri M, Picone P, Gioacchini S, Fioravanti R, Bucci P, Kojouri M, Mari M, Retini M, Budriesi R, Mattioli LB, Corazza I, Di Liberto V, Todaro L, Giuseppetti R, D’Ugo E, Marchi A, Mecca M, D’Auria M. A potential host and virus targeting tool against COVID-19: Chemical characterization, antiviral, cytoprotective, antioxidant, respiratory smooth muscle relaxant effects of Paulownia tomentosa Steud. Biomed Pharmacother 2023; 158:114083. [PMID: 36495668 PMCID: PMC9721285 DOI: 10.1016/j.biopha.2022.114083] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/14/2022] [Revised: 11/23/2022] [Accepted: 12/02/2022] [Indexed: 12/12/2022] Open
Abstract
COronaVIrus Disease 2019 (COVID-19) is a newly emerging infectious disease that spread across the world, caused by the novel coronavirus Severe Acute Respiratory Syndrome CoronaVirus 2 (SARS-CoV-2). Despite the advancements in science that led to the creation of the vaccine, there is still an urgent need for new antiviral drugs effective against SARS-CoV-2. This study aimed to investigate the antiviral effect of Paulownia tomentosa Steud extract against SARS-CoV-2 and to evaluate its antioxidant properties, including respiratory smooth muscle relaxant effects. Our results showed that P. tomentosa extract can inhibit viral replication by directly interacting with both the 3-chymotrypsin-like protease and spike protein. In addition, the phyto complex does not reduce lung epithelial cell viability and exerts a protective action in those cells damaged by tert-butyl hydroperoxide , a toxic agent able to alter cells' functions via increased oxidative stress. These data suggest the potential role of P. tomentosa extract in COVID-19 treatment, since this extract is able to act both as an antiviral and a cytoprotective agent in vitro.
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Affiliation(s)
- Fabio Magurano
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy.
| | - Matteo Micucci
- Department of Biomolecular Sciences, University of Urbino Carlo Bo, Piazza Rinascimento 6, 61029 Urbino, PU, Italy
| | - Domenico Nuzzo
- Istituto per la Ricerca e l’Innovazione Biomedica, CNR, via U. La Malfa 153, 90146 Palermo, Italy
| | - Melissa Baggieri
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Pasquale Picone
- Istituto per la Ricerca e l’Innovazione Biomedica, CNR, via U. La Malfa 153, 90146 Palermo, Italy
| | - Silvia Gioacchini
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Raoul Fioravanti
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Paola Bucci
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Maedeh Kojouri
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Michele Mari
- Department of Biomolecular Sciences, University of Urbino Carlo Bo, Piazza Rinascimento 6, 61029 Urbino, PU, Italy
| | - Michele Retini
- Department of Biomolecular Sciences, University of Urbino Carlo Bo, Piazza Rinascimento 6, 61029 Urbino, PU, Italy
| | - Roberta Budriesi
- Department of Pharmacy and Biotechnology, Food Chemistry and Nutraceutical Lab, Alma Mater Studiorum-University of Bologna, 40126 Bologna, Italy
| | - Laura Beatrice Mattioli
- Department of Pharmacy and Biotechnology, Food Chemistry and Nutraceutical Lab, Alma Mater Studiorum-University of Bologna, 40126 Bologna, Italy
| | - Ivan Corazza
- Department of Specialistic, Diagnostic and Experimental Medicine (DIMES), University of Bologna, S. Orsola-Malpighi University Hospital, Alma Mater Studiorum-University of Bologna, Bologna, Italy
| | - Valentina Di Liberto
- Department of Biomedicine, Neuroscience and Advanced Diagnostic, University of Palermo, 90128 Palermo, Italy
| | - Luigi Todaro
- Scuola di Scienze Agrarie, Forestali, Alimentari ed Ambientali, Università della Basilicata, Via dell’Ateneo Lucano 10, 85100 Potenza, Italy
| | - Roberto Giuseppetti
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Emilio D’Ugo
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Antonella Marchi
- Department of Infectious Diseases, Istituto Superiore di Sanità (ISS), Rome, Italy
| | - Marisabel Mecca
- Dipartimento di Scienze, Università della Basilicata, Via dell’Ateneo Lucano 10, 85100 Potenza, Italy
| | - Maurizio D’Auria
- Dipartimento di Scienze, Università della Basilicata, Via dell’Ateneo Lucano 10, 85100 Potenza, Italy
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6
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Wang H, Ma D, Zhu X, Liu P, Li S, Yu B, Yang H. Nimodipine inhibits intestinal and aortic smooth muscle contraction by regulating Ca 2+-activated Cl - channels. Toxicol Appl Pharmacol 2021; 421:115543. [PMID: 33872679 DOI: 10.1016/j.taap.2021.115543] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/03/2021] [Revised: 04/07/2021] [Accepted: 04/13/2021] [Indexed: 12/18/2022]
Abstract
Nimodipine is a clinically used dihydropyridine L-type calcium channel antagonist that effectively inhibits transmembrane Ca2+ influx following the depolarization of smooth muscle cells, but the detailed effect on smooth muscle contraction is not fully understood. Ca2+-activated Cl- channels (CaCCs) in vascular smooth muscle cells (VSMCs) may regulate vascular contractility. We found that nimodipine can inhibit transmembrane protein 16A (TMEM16A) activity in a concentration-dependent manner by cell-based fluorescence-quenching assay and short-circuit current analysis, with an IC50 value of ~5 μM. Short-circuit current analysis also showed that nimodipine prevented Ca2+-activated Cl- current in both HT-29 cells and mouse colonic epithelia accompanied by significantly decreased cytoplasmic Ca2+ concentrations. In the absence of extracellular Ca2+, nimodipine still exhibited an inhibitory effect on TMEM16A/CaCCs. Additionally, the application of nimodipine to CFTR-expressing FRT cells and mouse colonic mucosa resulted in mild activation of CFTR-mediated Cl- currents. Nimodipine inhibited basolateral CCh-activated K+ channel activity with no effect on Na+/K+-ATPase activity. Evaluation of intestinal smooth muscle contraction showed that nimodipine inhibits intestinal smooth muscle contractility and frequency, with an activity pattern that was similar to that of non-specific inhibitors of CaCCs. In aortic smooth muscle, the expression of TMEM16A in thoracic aorta is higher than that in abdominal aorta, corresponding to stronger maximum contractility in thoracic aorta smooth muscle stimulated by phenylephrine (PE) and Eact. Nimodipine completely inhibited the contraction of aortic smooth muscle stimulated by Eact, and partially inhibited the contraction stimulated by PE. In summary, the results indicate that nimodipine effectively inhibits TMEM16A/CaCCs by reduction transmembrane Ca2+ influx and directly interacting with TMEM16A, explaining the mechanisms of nimodipine relaxation of intestinal and aortic smooth muscle contraction and providing new targets for pharmacological applications.
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MESH Headings
- Animals
- Anoctamin-1/antagonists & inhibitors
- Anoctamin-1/metabolism
- Aorta, Abdominal/drug effects
- Aorta, Abdominal/metabolism
- Aorta, Thoracic/drug effects
- Aorta, Thoracic/metabolism
- Calcium Channel Blockers/toxicity
- Calcium Signaling/drug effects
- HT29 Cells
- Humans
- Ileum/drug effects
- Ileum/metabolism
- In Vitro Techniques
- Male
- Mice, Inbred C57BL
- Muscle Contraction/drug effects
- Muscle, Smooth/drug effects
- Muscle, Smooth/metabolism
- Muscle, Smooth, Vascular/drug effects
- Muscle, Smooth, Vascular/metabolism
- Nimodipine/toxicity
- Rats
- Rats, Sprague-Dawley
- Vasoconstriction/drug effects
- Mice
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Affiliation(s)
- Hao Wang
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China; Laboratory medical college, Jilin Medical University, Jilin 132013, PR China
| | - Di Ma
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China
| | - Xiaojuan Zhu
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China
| | - Panyue Liu
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China
| | - Shuai Li
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China
| | - Bo Yu
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China.
| | - Hong Yang
- Liaoning Provincial Key Laboratory of Biotechnology and Drug Discovery, School of Life Sciences, Liaoning Normal University, Dalian 116000, PR China.
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7
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Spanò V, Venturini A, Genovese M, Barreca M, Raimondi MV, Montalbano A, Galietta LJV, Barraja P. Current development of CFTR potentiators in the last decade. Eur J Med Chem 2020; 204:112631. [PMID: 32898816 DOI: 10.1016/j.ejmech.2020.112631] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/01/2020] [Revised: 06/28/2020] [Accepted: 06/28/2020] [Indexed: 12/17/2022]
Abstract
Cystic fibrosis (CF) is a genetic disorder produced by the loss of function of CFTR, a main chloride channel involved in transepithelial salt and water transport. CFTR function can be rescued by small molecules called "potentiators" which increase gating activity of CFTR on epithelial surfaces. High throughput screening (HTS) assays allowed the identification of new chemical entities endowed with potentiator properties, further improved through medicinal chemistry optimization. In this review, the most relevant classes of CFTR potentiators developed in the last decade were explored, focusing on structure-activity relationships (SAR) of the different chemical entities, as a useful tool for the improvement of their pharmacological activity.
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Affiliation(s)
- Virginia Spanò
- Department of Biological, Chemical and Pharmaceutical Sciences and Technologies (STEBICEF), University of Palermo, Via Archirafi 32, 90123, Palermo, Italy
| | - Arianna Venturini
- Telethon Institute of Genetics and Medicine (TIGEM), Campi Flegrei 34, 80078, Pozzuoli, NA, Italy
| | - Michele Genovese
- Telethon Institute of Genetics and Medicine (TIGEM), Campi Flegrei 34, 80078, Pozzuoli, NA, Italy
| | - Marilia Barreca
- Department of Biological, Chemical and Pharmaceutical Sciences and Technologies (STEBICEF), University of Palermo, Via Archirafi 32, 90123, Palermo, Italy
| | - Maria Valeria Raimondi
- Department of Biological, Chemical and Pharmaceutical Sciences and Technologies (STEBICEF), University of Palermo, Via Archirafi 32, 90123, Palermo, Italy
| | - Alessandra Montalbano
- Department of Biological, Chemical and Pharmaceutical Sciences and Technologies (STEBICEF), University of Palermo, Via Archirafi 32, 90123, Palermo, Italy.
| | - Luis J V Galietta
- Telethon Institute of Genetics and Medicine (TIGEM), Campi Flegrei 34, 80078, Pozzuoli, NA, Italy; Department of Translational Medical Sciences (DISMET), University of Naples, "Federico II", Via Sergio Pansini 5, 80131, Naples, Italy
| | - Paola Barraja
- Department of Biological, Chemical and Pharmaceutical Sciences and Technologies (STEBICEF), University of Palermo, Via Archirafi 32, 90123, Palermo, Italy
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Mishra AP, Bajpai A, Rai AK. 1,4-Dihydropyridine: A Dependable Heterocyclic Ring with the Promising and the Most Anticipable Therapeutic Effects. Mini Rev Med Chem 2019; 19:1219-1254. [DOI: 10.2174/1389557519666190425184749] [Citation(s) in RCA: 23] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/21/2018] [Revised: 03/08/2019] [Accepted: 04/02/2019] [Indexed: 12/17/2022]
Abstract
:
Nowadays, heterocyclic compounds act as a scaffold and are the backbone of medicinal
chemistry. Among all of the heterocyclic scaffolds, 1,4-Dihydropyridine (1,4-DHP) is one of the most
important heterocyclic rings that possess prominent therapeutic effects in a very versatile manner and
plays an important role in synthetic, medicinal, and bioorganic chemistry. The main aim of the study is
to review and encompass relevant studies related to 1,4-DHP and excellent therapeutic benefits of its
derivatives. An extensive review of Pubmed-Medline, Embase and Lancet’s published articles was
done to find all relevant studies on the activity of 1,4-DHP and its derivatives. 1,4-DHP is a potent
Voltage-Gated Calcium Channel (VGCC) antagonist derivative which acts as an anti-hypertensive, anti-
anginal, anti-tumor, anti-inflammatory, anti-tubercular, anti-cancer, anti-hyperplasia, anti-mutagenic,
anti-dyslipidemic, and anti-ulcer agent. From the inferences of the study, it can be concluded that the
basic nucleus, 1,4-DHP which is a voltage-gated calcium ion channel blocker, acts as a base for its derivatives
that possess different important therapeutic effects. There is a need of further research of this
basic nucleus as it is a multifunctional moiety, on which addition of different groups can yield a better
drug for its other activities such as anti-convulsant, anti-oxidant, anti-mutagenic, and anti-microbial.
This review would be significant for further researches in the development of several kinds of drugs by
representing successful matrix for the medicinal agents.
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Affiliation(s)
| | - Ankit Bajpai
- Department of Pharmacy, Pranveer Singh Institute of Technology, Kanpur, 209305, India
| | - Awani Kumar Rai
- Department of Pharmacy, Pranveer Singh Institute of Technology, Kanpur, 209305, India
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9
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Shareef MA, Khan I, Babu BN, Kamal A. A Comprehensive Review on the Therapeutic Versatility of Imidazo [2,1-b]thiazoles. Curr Med Chem 2019; 27:6864-6887. [PMID: 31362648 DOI: 10.2174/0929867326666190729152440] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2019] [Revised: 05/08/2019] [Accepted: 06/19/2019] [Indexed: 11/22/2022]
Abstract
BACKGROUND Imidazo[2,1-b]thiazole, a well-known fused five-membered hetrocycle is one of the most promising and versatile moieties in the area of medicinal chemistry. Derivatives of imidazo[2,1-b]thiazole have been investigated for the development of new derivatives that exhibit diverse pharmacological activities. This fused heterocycle is also a part of a number of therapeutic agents. OBJECTIVE To review the extensive pharmacological activities of imidazo[2,1-b]thiazole derivatives and the new molecules developed between 2000-2018 and their usefulness. METHOD Thorough literature review of all relevant papers and patents was conducted. CONCLUSION The present review, covering a number of aspects, is expected to provide useful insights in the design of imidazo[2,1-b]thiazole-based compounds and would inspire the medicinal chemists for a comprehensive and target-oriented information to achieve a major breakthrough in the development of clinically viable candidates.
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Affiliation(s)
- Mohd Adil Shareef
- Department of Fluoro-Agrochemicals, CSIR-Indian Institute of Chemical Technology, Tarnaka, Hyderabad,
500007 India,Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India
| | - Irfan Khan
- Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India,Organic Synthesis and Process Chemistry Division, CSIR-Indian Institute of Chemical Technology, Tarnaka, Hyderabad 500007, India
| | - Bathini Nagendra Babu
- Department of Fluoro-Agrochemicals, CSIR-Indian Institute of Chemical Technology, Tarnaka, Hyderabad,
500007 India,Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India
| | - Ahmed Kamal
- Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India,Organic Synthesis and Process Chemistry Division, CSIR-Indian Institute of Chemical Technology, Tarnaka, Hyderabad 500007, India,School of Pharmaceutical Education and Research (SPER), Jamia Hamdard, New Delhi
110062, India
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10
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4-Imidazo[2,1-b]thiazole-1,4-DHPs and neuroprotection: preliminary study in hits searching. Eur J Med Chem 2019; 169:89-102. [PMID: 30861492 DOI: 10.1016/j.ejmech.2019.02.075] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/08/2018] [Revised: 02/21/2019] [Accepted: 02/27/2019] [Indexed: 12/25/2022]
Abstract
In the present work we describe the synthesis, characterization and evaluation of neuroprotective effects of a focused library of 4-imidazo[2,1-b]thiazole-1,4-dihydropyridines. Furthermore, the new dihydropyridines were subjected to functional in vitro assays in cardiac tissues and vascular smooth muscle to determine their possible selectivity in counteracting the effects of neurodegeneration. In particular the strategy adopted for designing the compounds involves the imidazo[2,1-b]thiazole nucleus. The observed properties show that substituents at C2 and C6 of the bicyclic scaffold are able to influence the cardiovascular parameters and the neuroprotective activity. In comparison to nifedipine, a set of derivatives such as compound 6, showed a neuroprotective profile of particular interest.
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11
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Pranke I, Golec A, Hinzpeter A, Edelman A, Sermet-Gaudelus I. Emerging Therapeutic Approaches for Cystic Fibrosis. From Gene Editing to Personalized Medicine. Front Pharmacol 2019; 10:121. [PMID: 30873022 PMCID: PMC6400831 DOI: 10.3389/fphar.2019.00121] [Citation(s) in RCA: 73] [Impact Index Per Article: 14.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2018] [Accepted: 01/31/2019] [Indexed: 12/13/2022] Open
Abstract
An improved understanding of the cystic fibrosis (CF) transmembrane conductance regulator (CFTR) protein structure and the consequences of CFTR gene mutations have allowed the development of novel therapies targeting specific defects underlying CF. Some strategies are mutation specific and have already reached clinical development; some strategies include a read-through of the specific premature termination codons (read-through therapies, nonsense mediated decay pathway inhibitors for Class I mutations); correction of CFTR folding and trafficking to the apical plasma membrane (correctors for Class II mutations); and an increase in the function of CFTR channel (potentiators therapy for Class III mutations and any mutant with a residual function located at the membrane). Other therapies that are in preclinical development are not mutation specific and include gene therapy to edit the genome and stem cell therapy to repair the airway tissue. These strategies that are directed at the basic CF defects are now revolutionizing the treatment for patients and should positively impact their survival rates.
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Affiliation(s)
- Iwona Pranke
- INSERM U 1151, Institut Necker Enfants Malades, Université Paris Descartes, Paris, France
| | - Anita Golec
- INSERM U 1151, Institut Necker Enfants Malades, Université Paris Descartes, Paris, France
| | - Alexandre Hinzpeter
- INSERM U 1151, Institut Necker Enfants Malades, Université Paris Descartes, Paris, France
| | - Aleksander Edelman
- INSERM U 1151, Institut Necker Enfants Malades, Université Paris Descartes, Paris, France
| | - Isabelle Sermet-Gaudelus
- INSERM U 1151, Institut Necker Enfants Malades, Université Paris Descartes, Paris, France.,Centre de Référence Maladie Rare, Mucoviscidose et Maladies de CFTR, Paris, France.,Faculté de Médecine, Université Paris Descartes, Paris, France
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12
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Xiao G, Min H, Zheng Z, Deng G, Liang Y. Copper-catalyzed three-component reaction of imidazo[1,2-a]pyridine with elemental sulfur and arylboronic acid to produce sulfenylimidazo[1,2-a]pyridines. CHINESE CHEM LETT 2018. [DOI: 10.1016/j.cclet.2017.12.013] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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13
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Shah TA, Alam U, Alam M, Park S, Muneer M. Single crystal X-ray structure, spectroscopic and DFT studies of Imidazo[2,1-b]thiazole: 2-(3-hydroxy-3-phenylimidazo[2,1-b]thiazol-2(3H)-ylidene)-1-phenylethanone. J Mol Struct 2018. [DOI: 10.1016/j.molstruc.2017.12.074] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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14
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The Chemistry of Sulfur-Containing [5,5]-Fused Ring Systems With a Bridgehead Nitrogen. ADVANCES IN HETEROCYCLIC CHEMISTRY 2018. [DOI: 10.1016/bs.aihch.2017.10.003] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
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15
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Bin Sayeed I, Garikapati KR, Makani VKK, Nagarajan A, Shareef MA, Alarifi A, Pal-Bhadra M, Kamal A. Development and Biological Evaluation of Imidazothiazole propenones as Tubulin Inhibitors that Effectively Triggered Apoptotic Cell Death in Alveolar Lung Cancer Cell Line. ChemistrySelect 2017. [DOI: 10.1002/slct.201701563] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Affiliation(s)
- Ibrahim Bin Sayeed
- Medicinal Chemistry and Pharmacology Division; CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
- Academy of Scientific and Innovative Research (AcSIR); CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
| | - Koteswara Rao Garikapati
- Chemical Biology Division; CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
| | | | - Apoorva Nagarajan
- Medicinal Chemistry and Pharmacology Division; CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
| | - Mohd Adil Shareef
- Medicinal Chemistry and Pharmacology Division; CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
| | - Abdullah Alarifi
- Catalytic Chemistry Research Chair; Chemistry Department; College of Science; King Saud University; Riyadh 11451 Saudi Arabia
| | - Manika Pal-Bhadra
- Chemical Biology Division; CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
| | - Ahmed Kamal
- Medicinal Chemistry and Pharmacology Division; CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
- Academy of Scientific and Innovative Research (AcSIR); CSIR-Indian Institute of Chemical Technology; Hyderabad- 500007 India
- Catalytic Chemistry Research Chair; Chemistry Department; College of Science; King Saud University; Riyadh 11451 Saudi Arabia
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16
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Micucci M, Angeletti A, Cont M, Corazza I, Aldini R, Donadio E, Chiarini A, Budriesi R. Hibiscus Sabdariffa L. Flowers and Olea Europea L. Leaves Extract-Based Formulation for Hypertension Care: In Vitro Efficacy and Toxicological Profile. J Med Food 2017; 19:504-12. [PMID: 27152980 DOI: 10.1089/jmf.2015.0072] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/30/2023] Open
Abstract
Olea europaea L. leaves extract (Oe) and Hybiscus sabdariffa L. flowers extract (Hs) have calcium antagonistic properties. Aim of this work was to study the cardiovascular effects of Pres Phytum(®), a nutraceutical formulation containing a mixture of the two extracts and the excipients, and investigate its possible off-target effects, using in vitro biological assays on guinea pig isolated organs. Cardiovascular effects were assessed using guinea pig atria and aorta. The effects of Pres Phytum on spontaneous gastrointestinal, urinary, and respiratory tracts smooth muscle contractility were evaluated. Pres Phytum exerted a vasorelaxant effect (IC50 = 2.38 mg/mL) and a negative chronotropic effect (IC50 = 1.04 mg/mL) at concentrations lower than those producing smooth muscle spontaneous contractility alterations in the other organs. Compared to Pres Phytum, the mixture did not exert negative inotropic activity, while it maintained a negative chronotropic efficacy (IC50 = 1.04 mg/mL). These experimental data suggest a possible nutraceutical use of this food supplement for the management of preclinical hypertension.
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Affiliation(s)
- Matteo Micucci
- 1 Department of Pharmacy and Biotechnology, Alma Mater Studiorum-University of Bologna , Bologna, Italy
| | - Andrea Angeletti
- 2 Department of Specialistic, Experimental, Diagnostic and Specialty Medicine (DIMES), Section of Nephrology, Alma Mater Studiorum-University of Bologna , S. Orsola Hospital, Bologna, Italy
| | - Massimiliano Cont
- 3 National Institute of Biostructure and Biosystems (INBB), Interuniversity Consortium , Rome, Italy
| | - Ivan Corazza
- 4 Department of Specialistic, Experimental, Diagnostic and Specialty Medicine (DIMES), Centro di Coordinamento dell'attività fisico-medica, Alma Mater Studiorum-University of Bologna , S. Orsola Hospital, Bologna, Italy
| | - Rita Aldini
- 1 Department of Pharmacy and Biotechnology, Alma Mater Studiorum-University of Bologna , Bologna, Italy
| | - Elisa Donadio
- 1 Department of Pharmacy and Biotechnology, Alma Mater Studiorum-University of Bologna , Bologna, Italy
| | - Alberto Chiarini
- 1 Department of Pharmacy and Biotechnology, Alma Mater Studiorum-University of Bologna , Bologna, Italy
| | - Roberta Budriesi
- 1 Department of Pharmacy and Biotechnology, Alma Mater Studiorum-University of Bologna , Bologna, Italy
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17
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Huang G, Teng M, Liu B, Rong M, Liu Y, Chen Y. Palladium-catalyzed site-selective C H alkenylation of imidazo[2,1-b]thiazoles. J Organomet Chem 2016. [DOI: 10.1016/j.jorganchem.2016.06.014] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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18
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Li M, Sun KN, Wen LR. Acid-promoted rapid solvent-free access to substituted 1,4-dihydropyridines from β-ketothioamides. RSC Adv 2016. [DOI: 10.1039/c5ra26931h] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
1,4-Dihydropyridines were synthesized via a tandem reaction of β-ketothioamides with aldehydes and β-enaminonitriles by AcOH as a promoter within 5 min.
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Affiliation(s)
- Ming Li
- State Key Laboratory Base of Eco-Chemical Engineering
- College of Chemistry and Molecular Engineering
- Qingdao University of Science and Technology
- Qingdao 266042
- P. R. China
| | - Ke-Na Sun
- State Key Laboratory Base of Eco-Chemical Engineering
- College of Chemistry and Molecular Engineering
- Qingdao University of Science and Technology
- Qingdao 266042
- P. R. China
| | - Li-Rong Wen
- State Key Laboratory Base of Eco-Chemical Engineering
- College of Chemistry and Molecular Engineering
- Qingdao University of Science and Technology
- Qingdao 266042
- P. R. China
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19
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Orr SA, Kennedy AR, Liggat JJ, McLellan R, Mulvey RE, Robertson SD. Accessible heavier s-block dihydropyridines: structural elucidation and reactivity of isolable molecular hydride sources. Dalton Trans 2016; 45:6234-40. [DOI: 10.1039/c5dt04224k] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Abstract
Transmetallation of lithiodihydropyridines with Group 1 alkoxides provides facile access to reactive MH (M = Na, K) sources, which show significant structural diversity due in part to the distinct ways that Na/K engage with the σ (green) and π (red) donor systems of the DHP ligands.
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Affiliation(s)
- Samantha A. Orr
- WestCHEM
- Department of Pure and Applied Chemistry
- University of Strathclyde
- Glasgow
- UK
| | - Alan R. Kennedy
- WestCHEM
- Department of Pure and Applied Chemistry
- University of Strathclyde
- Glasgow
- UK
| | - John J. Liggat
- WestCHEM
- Department of Pure and Applied Chemistry
- University of Strathclyde
- Glasgow
- UK
| | - Ross McLellan
- WestCHEM
- Department of Pure and Applied Chemistry
- University of Strathclyde
- Glasgow
- UK
| | - Robert E. Mulvey
- WestCHEM
- Department of Pure and Applied Chemistry
- University of Strathclyde
- Glasgow
- UK
| | - Stuart D. Robertson
- WestCHEM
- Department of Pure and Applied Chemistry
- University of Strathclyde
- Glasgow
- UK
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20
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Liu W, Wang S, Yao H, Li Z, Huang Y, Kong C. Regioselective palladium-catalyzed phosphonation of imidazo[2,1-b]thiazoles with dialkyl phosphites. Tetrahedron Lett 2015. [DOI: 10.1016/j.tetlet.2015.09.078] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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21
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Cui G, McCarty NA. Murine and human CFTR exhibit different sensitivities to CFTR potentiators. Am J Physiol Lung Cell Mol Physiol 2015. [PMID: 26209275 DOI: 10.1152/ajplung.00181.2015] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023] Open
Abstract
Development of therapeutic molecules with clinical efficacy as modulators of defective CFTR includes efforts to identify potentiators that can overcome or repair the gating defect in mutant CFTR channels. This has taken a great leap forward with the identification of the potentiator VX-770, now available to patients as "Kalydeco." Other small molecules with different chemical structure also are capable of potentiating the activity of either wild-type or mutant CFTR, suggesting that there are features of the protein that may be targeted to achieve stimulation of channel activity by structurally diverse compounds. However, neither the mechanisms by which these compounds potentiate mutant CFTR nor the site(s) where these compounds bind have been identified. This knowledge gap partly reflects the lack of appropriate experimental models to provide clues toward the identification of binding sites. Here, we have compared the channel behavior and response to novel and known potentiators of human CFTR (hCFTR) and murine (mCFTR) expressed in Xenopus oocytes. Both hCFTR and mCFTR were blocked by GlyH-101 from the extracellular side, but mCFTR activity was increased with GlyH-101 applied directly to the cytoplasmic side. Similarly, glibenclamide only exhibited a blocking effect on hCFTR but both blocked and potentiated mCFTR in excised membrane patches and in intact oocytes. The clinically used CFTR potentiator VX-770 transiently increased hCFTR by ∼13% but potentiated mCFTR significantly more strongly. Our results suggest that mCFTR pharmacological sensitivities differ from hCFTR, which will provide a useful tool for identifying the binding sites and mechanism for these potentiators.
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Affiliation(s)
- Guiying Cui
- Division of Pulmonology, Allergy/Immunology, Cystic Fibrosis, and Sleep, Department of Pediatrics, Emory + Children's Center for Cystic Fibrosis and Airways Disease Research, Emory University School of Medicine and Children's Healthcare of Atlanta, Atlanta, Georgia
| | - Nael A McCarty
- Division of Pulmonology, Allergy/Immunology, Cystic Fibrosis, and Sleep, Department of Pediatrics, Emory + Children's Center for Cystic Fibrosis and Airways Disease Research, Emory University School of Medicine and Children's Healthcare of Atlanta, Atlanta, Georgia
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22
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Liu W, Wang S, Jiang Y, He P, Zhang Q, Cao H. Copper-Catalyzed Regioselective C5 Sulfenylation of Imidazo[2,1-b]thiazoles with Thiols. ASIAN J ORG CHEM 2015. [DOI: 10.1002/ajoc.201402289] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
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23
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Ma Y, Na M, Gu Y, Huang G, Li X, Chen Y. Direct arylation of imidazo[2,1-b]thiazoles and thiazoles with aryl iodides via CuCl2/PPh3-catalyzed C-H bond functionalization. Appl Organomet Chem 2015. [DOI: 10.1002/aoc.3263] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Affiliation(s)
- Yuchang Ma
- School of Chemistry and Chemical Engineering; Yunnan Normal University; Kunming 650500 China
| | - Min Na
- School of Chemistry and Chemical Engineering; Yunnan Normal University; Kunming 650500 China
| | - Yanfang Gu
- School of Chemistry and Chemical Engineering; Yunnan Normal University; Kunming 650500 China
| | - Guoli Huang
- School of Chemistry and Chemical Engineering; Yunnan Normal University; Kunming 650500 China
| | - Xia Li
- School of Chemistry and Chemical Engineering; Yunnan Normal University; Kunming 650500 China
| | - Yegao Chen
- School of Chemistry and Chemical Engineering; Yunnan Normal University; Kunming 650500 China
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24
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Sukhonosova EV, Statsyuk VE, Ostapenko GI, Bunev AS. Cyclization of 2-amino-4-methyl-3-[2-aryl(hetaryl)-2-oxoethyl]-thiazolium bromides in aqueous medium. A simple synthesis of substituted imidazo[2,1-b]thiazoles. RUSSIAN JOURNAL OF ORGANIC CHEMISTRY 2015. [DOI: 10.1134/s107042801412029x] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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25
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Kumar GS, Ragini SP, Kumar AS, Meshram HM. A copper-catalyzed multi-component reaction accessing fused imidazo-heterocycles via C–H functionalization. RSC Adv 2015. [DOI: 10.1039/c5ra09025c] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023] Open
Abstract
An efficient synthesis of fused imidazo-heterocycles is described using Cu(OTf)2 in [bmim]BF4 by the multi-component reaction of pyridin-2(1H)-one or thiazol/benzo[d]thiazol-2(3H)-ones with O-tosylhydroxyl amine and acetophenones under microwave irradiation.
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Affiliation(s)
- G. Santosh Kumar
- Medicinal Chemistry and Pharmacology Division
- CSIR-Indian Institute of Chemical Technology
- Hyderabad – 500 007
- India
| | - S. Pushpa Ragini
- Medicinal Chemistry and Pharmacology Division
- CSIR-Indian Institute of Chemical Technology
- Hyderabad – 500 007
- India
| | - A. Sanjeeva Kumar
- Medicinal Chemistry and Pharmacology Division
- CSIR-Indian Institute of Chemical Technology
- Hyderabad – 500 007
- India
| | - H. M. Meshram
- Medicinal Chemistry and Pharmacology Division
- CSIR-Indian Institute of Chemical Technology
- Hyderabad – 500 007
- India
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26
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Ji XM, Wei L, Chen F, Tang RY. Direct trifluoromethylation of imidazoheterocycles in a recyclable medium at room temperature. RSC Adv 2015. [DOI: 10.1039/c5ra02888d] [Citation(s) in RCA: 29] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023] Open
Abstract
Regioselective C–H trifluoromethylation of imidazoheterocycles with Langlois' reagent in a recyclable mixed medium of 1-butyl-3-methylimidazoliumtetrafluoroborate ([Bmim]BF4) and water at room temperature has been developed.
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Affiliation(s)
- Xiao-Ming Ji
- Department of Applied Chemistry, College of Material and Energy
- South China Agricultural University
- Guangzhou 510642
- China
- College of Chemistry and Materials Engineering
| | - Liang Wei
- College of Chemistry and Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Fan Chen
- College of Chemistry and Materials Engineering
- Wenzhou University
- Wenzhou 325035
- China
| | - Ri-Yuan Tang
- Department of Applied Chemistry, College of Material and Energy
- South China Agricultural University
- Guangzhou 510642
- China
- College of Chemistry and Materials Engineering
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27
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Omar MA, Frey W, Conrad J, Beifuss U. Transition-Metal-Free Synthesis of Imidazo[2,1-b]thiazoles and Thiazolo[3,2-a]benzimidazoles via an S-Propargylation/5-exo-dig Cyclization/Isomerization Sequence Using Propargyl Tosylates as Substrates. J Org Chem 2014; 79:10367-77. [DOI: 10.1021/jo501980w] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Affiliation(s)
- Mohamed A. Omar
- Bioorganische
Chemie, Institut für Chemie, Universität Hohenheim, Garbenstraße
30, D-70599 Stuttgart, Germany
| | - Wolfgang Frey
- Institut
für Organische Chemie, Universität Stuttgart, Pfaffenwaldring
55, D-70569 Stuttgart, Germany
| | - Jürgen Conrad
- Bioorganische
Chemie, Institut für Chemie, Universität Hohenheim, Garbenstraße
30, D-70599 Stuttgart, Germany
| | - Uwe Beifuss
- Bioorganische
Chemie, Institut für Chemie, Universität Hohenheim, Garbenstraße
30, D-70599 Stuttgart, Germany
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28
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Xie C, Mei H, Wu L, Han J, Soloshonok VA, Pan Y. Large-scale Mannich-type reactions of (SS)-N-tert-butanesulfinyl-(3,3,3)-trifluoroacetaldimine with C-nucleophiles. J Fluor Chem 2014. [DOI: 10.1016/j.jfluchem.2014.06.015] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
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29
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Zhu YS, Shi B, Fang R, Wang X, Jing H. Palladium-catalyzed microwave-assisted direct arylation of imidazo[2,1-b]thiazoles with aryl bromides: synthesis and mechanistic study. Org Biomol Chem 2014; 12:5773-80. [DOI: 10.1039/c4ob00600c] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
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30
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Mei H, Xie C, Wu L, Soloshonok VA, Han J, Pan Y. Asymmetric Mannich reactions of imidazo[2,1-b]thiazole-derived nucleophiles with (S(S))-N-tert-butanesulfinyl (3,3,3)-trifluoroacetaldimine. Org Biomol Chem 2014; 11:8018-21. [PMID: 24163018 DOI: 10.1039/c3ob41785a] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/30/2023]
Abstract
Asymmetric Mannich reactions of imidazo[2,1-b]thiazole-derived nucleophiles with (SS)-N-tert-butanesulfinyl (3,3,3)-trifluoroacetaldimine were found to proceed with reasonably good yields (55%-79%) and exceptionally high stereoselectivity (>99 : 1 dr). This method presents a general approach for the preparation of a new type of biologically relevant compounds containing pharmacophoric imidazo[2,1-b]thiazole and (trifluoro)ethylamine groups.
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Affiliation(s)
- Haibo Mei
- School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210093, China.
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31
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Micucci M, Aldini R, Cevenini M, Colliva C, Spinozzi S, Roda G, Montagnani M, Camborata C, Camarda L, Chiarini A, Mazzella G, Budriesi R. Curcuma longa L. as a therapeutic agent in intestinal motility disorders. 2: Safety profile in mouse. PLoS One 2013; 8:e80925. [PMID: 24260512 PMCID: PMC3832444 DOI: 10.1371/journal.pone.0080925] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2013] [Accepted: 10/07/2013] [Indexed: 02/06/2023] Open
Abstract
BACKGROUND Curcuma extract exerts a myorelaxant effect on the mouse intestine. In view of a possible use of curcuma extract in motor functional disorders of the gastrointestinal tract, a safety profile study has been carried out in the mouse. METHODS Thirty mice were used to study the in vitro effect of curcuma on gallbladder, bladder, aorta and trachea smooth muscular layers and hearth inotropic and chronotropic activity. The myorelaxant effect on the intestine was also thoroughly investigated. Moreover, curcuma extract (200 mg/Kg/day) was orally administered to twenty mice over 28 days and serum liver and lipids parameters were evaluated. Serum, bile and liver bile acids qualitative and quantitative composition was were also studied. RESULTS In the intestine, curcuma extract appeared as a not competitive inhibitor through cholinergic, histaminergic and serotoninergic receptors and showed spasmolytic effect on K(+) induced contraction at the level of L type calcium channels. No side effect was observed on bladder, aorta, trachea and heart when we used a dose that is effective on the intestine. An increase in gallbladder tone and contraction was observed. Serum liver and lipids parameters were normal, while a slight increase in serum and liver bile acids concentration and a decrease in bile were observed. CONCLUSIONS Although these data are consistent with the safety of curcuma extract as far as its effect on the smooth muscular layers of different organs and on the heart, the mild cholestatic effect observed in absence of alteration of liver function tests must be further evaluated and the effective dose with minimal side effects considered.
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Affiliation(s)
- Matteo Micucci
- Dipartimento di Farmacia e Biotecnologie, Università degli Studi di Bologna, Bologna, Italy
| | - Rita Aldini
- Dipartimento di Farmacia e Biotecnologie, Università degli Studi di Bologna, Bologna, Italy
- * E-mail: (RB); (RA)
| | - Monica Cevenini
- Dipartimento di Scienze Mediche e Chirurgiche, Università degli Studi di Bologna, Bologna, Italy
| | - Carolina Colliva
- Dipartimento di Chimica “G. Ciamician”, Università degli Studi di Bologna, Bologna, Italy
| | - Silvia Spinozzi
- Dipartimento di Chimica “G. Ciamician”, Università degli Studi di Bologna, Bologna, Italy
| | - Giulia Roda
- Dipartimento di Scienze Mediche e Chirurgiche, Università degli Studi di Bologna, Bologna, Italy
| | - Marco Montagnani
- Dipartimento di Scienze Mediche e Chirurgiche, Università degli Studi di Bologna, Bologna, Italy
| | - Cecilia Camborata
- Dipartimento di Chimica “G. Ciamician”, Università degli Studi di Bologna, Bologna, Italy
| | - Luca Camarda
- Dipartimento di Farmacia e Biotecnologie, Università degli Studi di Bologna, Bologna, Italy
| | - Alberto Chiarini
- Dipartimento di Farmacia e Biotecnologie, Università degli Studi di Bologna, Bologna, Italy
| | - Giuseppe Mazzella
- Dipartimento di Scienze Mediche e Chirurgiche, Università degli Studi di Bologna, Bologna, Italy
| | - Roberta Budriesi
- Dipartimento di Farmacia e Biotecnologie, Università degli Studi di Bologna, Bologna, Italy
- * E-mail: (RB); (RA)
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32
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Bunev AS, Sukhonosova EV, Statsyuk VE, Ostapenko GI, Khrustalev VN. 6-(4-Chloro-phen-yl)-3-methyl-imidazo[2,1-b]thia-zole. Acta Crystallogr Sect E Struct Rep Online 2013; 69:o1701. [PMID: 24454127 PMCID: PMC3884351 DOI: 10.1107/s1600536813028833] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/17/2013] [Accepted: 10/20/2013] [Indexed: 11/11/2023]
Abstract
In the title compound, C12H9ClN2S, the imidazo[2,1-b]thia-zole fragment is planar (r.m.s. deviation = 0.003 Å), and the benzene ring is twisted slightly [by 5.65 (6)°] relative to this moiety. In the crystal, mol-ecules are linked by π-π stacking inter-actions into columns along [010]. The mol-ecules within the columns are arranged alternatively by their planar rotation of 180°. Thus, in the columns, there are the two types of π-π stacking inter-actions, namely, (i) between two imidazo[2,1-b]thia-zole fragments [inter-planar distance = 3.351 (2) Å] and (ii) between an imidazo[2,1-b]thia-zole fragment and the phenyl ring [inter-planar distance = 3.410 (5) Å]. There are no short contacts between the columns.
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Affiliation(s)
- Alexander S. Bunev
- Department of Chemistry and Chemical Technology, Togliatti State University, 14 Belorusskaya St, Togliatti 445667, Russian Federation
| | - Elena V. Sukhonosova
- Department of Organic, Bioorganic and Medicinal Chemistry, Samara State University, 1 Academician Pavlov St, Samara 443011, Russian Federation
| | - Vladimir E. Statsyuk
- Department of Chemistry and Chemical Technology, Togliatti State University, 14 Belorusskaya St, Togliatti 445667, Russian Federation
| | - Gennady I. Ostapenko
- Department of Chemistry and Chemical Technology, Togliatti State University, 14 Belorusskaya St, Togliatti 445667, Russian Federation
| | - Victor N. Khrustalev
- X-Ray Structural Centre, A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 28 Vavilov Street, B-334, Moscow 119991, Russian Federation
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Rowe SM, Verkman AS. Cystic fibrosis transmembrane regulator correctors and potentiators. Cold Spring Harb Perspect Med 2013; 3:3/7/a009761. [PMID: 23818513 DOI: 10.1101/cshperspect.a009761] [Citation(s) in RCA: 114] [Impact Index Per Article: 10.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
Cystic fibrosis (CF) is caused by loss-of-function mutations in the CF transmembrane conductance regulator (CFTR) protein, a cAMP-regulated anion channel expressed primarily at the apical plasma membrane of secretory epithelia. Nearly 2000 mutations in the CFTR gene have been identified that cause disease by impairing its translation, cellular processing, and/or chloride channel gating. The fundamental premise of CFTR corrector and potentiator therapy for CF is that addressing the underlying defects in the cellular processing and chloride channel function of CF-causing mutant CFTR alleles will result in clinical benefit by addressing the basic defect underlying CF. Correctors are principally targeted at F508del cellular misprocessing, whereas potentiators are intended to restore cAMP-dependent chloride channel activity to mutant CFTRs at the cell surface. This article reviews the discovery of CFTR potentiators and correctors, what is known regarding their mechanistic basis, and encouraging results achieved in clinical testing.
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Affiliation(s)
- Steven M Rowe
- Department of Medicine, Gregory Fleming James Cystic Fibrosis Research Center, University of Alabama at Birmingham, Alabama 35294, USA
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Locatelli A, Cosconati S, Micucci M, Leoni A, Marinelli L, Bedini A, Ioan P, Spampinato SM, Novellino E, Chiarini A, Budriesi R. Ligand based approach to L-type calcium channel by imidazo[2,1-b]thiazole-1,4-dihydropyridines: from heart activity to brain affinity. J Med Chem 2013; 56:3866-77. [PMID: 23586669 DOI: 10.1021/jm301839q] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
The synthesis, characterization, and functional in vitro assay in cardiac and smooth muscle (vascular and nonvascular) of a series of 4-imidazo[2,1-b]thiazole-1,4-dihydropyridines are reported. To define the calcium blocker nature of the imidazo[2,1-b]thiazole-1,4-DHPs and their selectivity on Cav1.2 and Cav1.3 isoforms, we performed binding studies on guinea pig atrial and ventricular membranes on intact cells expressing the cloned Cav1.2a subunit and on rat brain cortex. To get major insights into the reasons for the affinity for Cav1.2 and/or Cav1.3, molecular modeling studies were also undertaken. Some physicochemical and pharmacokinetic properties of selected compounds were calculated and compared. All the biological data collected and reported herein allowed us to rationalize the structure-activity relationship of the 4-imidazo[2,1-b]thiazole-1,4-DHPs and to identify which of these enhanced the activity at the central level.
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Affiliation(s)
- Alessandra Locatelli
- Dipartimento di Farmacia e Biotecnologie, Università degli Studi di Bologna, Via Belmeloro 6, 40126 Bologna, Italy
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Mukherjee C, Watanabe KT, Biehl ER. Microwave assisted synthesis of novel imidazo [2,1-b]thiazole derivative attached to quinoxalinones. Tetrahedron Lett 2012. [DOI: 10.1016/j.tetlet.2012.08.093] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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Ioan P, Ciogli A, Sirci F, Budriesi R, Cosimelli B, Pierini M, Severi E, Chiarini A, Cruciani G, Gasparrini F, Spinelli D, Carosati E. Absolute configuration and biological profile of two thiazinooxadiazol-3-ones with L-type calcium channel activity: a study of the structural effects. Org Biomol Chem 2012; 10:8994-9003. [PMID: 23073236 DOI: 10.1039/c2ob25946j] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
In the framework of our interest in racemic thiazinooxadiazol-3-ones we determined the absolute configuration and the biological activity as L-type calcium channel blockers of two compounds that differ in the length of the acetal chain, which could affect the pharmacological profile. We observed an interesting inversion of the stereoselectivity, with the activity residing on the R-form for a short chain compound (n = 1) and on the S-form for a long chain one (n = 12). The length of the linear acetal chain appears to be able to invert the stereoselectivity of such a class of compounds, and in silico simulations suggested that this different behaviour might be explained by different hydrophilic and hydrophobic interactions with the binding site.
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Affiliation(s)
- Pierfranco Ioan
- Dipartimento di Scienze Farmaceutiche, Università degli Studi di Bologna, Via Belmeloro 6, 40126 Bologna, Italy
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Kamila S, Mendoza K, Biehl ER. Microwave-assisted Hantzsch thiazole synthesis of N-phenyl-4-(6-phenylimidazo[2,1-b]thiazol-5-yl)thiazol-2-amines from the reaction of 2-chloro-1-(6-phenylimidazo[2,1-b]thiazol-5-yl)ethanones and thioureas. Tetrahedron Lett 2012; 53:4921-4924. [PMID: 23175584 PMCID: PMC3501130 DOI: 10.1016/j.tetlet.2012.06.116] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
N-Phenyl-4-(6-phenylimidazo[2,1-b]thiazol-5-yl)thiazol-2-amines (6a-q) have been synthesized by the Hantzsch thiazole reaction of 2-chloro-1-(6-phenylimidazo[2,1-b]thiazol-5-yl)ethanones (4a-e) with suitably substituted thioureas using microwave heating. The ethanones (4a-e) were prepared by the reaction of 6-phenylimidazo[2,1-b]thiazoles (3a-e) with chloroacetylchloride in refluxing 1,4-dioxane whereas the thiazoles (3a-e) were synthesized by the reaction of 2-bromo-1-phenylethanones (2a-e) with thiazol-2-amine in refluxing acetone.
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Affiliation(s)
- Sukanta Kamila
- Department of Chemistry, Southern Methodist University, Dallas, Texas-75275, USA
| | - Kimberly Mendoza
- Department of Chemistry, Southern Methodist University, Dallas, Texas-75275, USA
| | - Edward R. Biehl
- Department of Chemistry, Southern Methodist University, Dallas, Texas-75275, USA
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Ligand-based design, in silico ADME-Tox filtering, synthesis and biological evaluation to discover new soluble 1,4-DHP-based CFTR activators. Eur J Med Chem 2012; 55:188-94. [DOI: 10.1016/j.ejmech.2012.07.017] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2012] [Revised: 07/11/2012] [Accepted: 07/12/2012] [Indexed: 11/19/2022]
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Giampieri M, Vanthuyne N, Nieddu E, Mazzei MT, Anzaldi M, Pedemonte N, Galietta LJV, Roussel C, Mazzei M. Asymmetric 4-aryl-1,4-dihydropyridines potentiate mutant cystic fibrosis transmembrane conductance regulator (CFTR). ChemMedChem 2012; 7:1799-807. [PMID: 22927224 DOI: 10.1002/cmdc.201200311] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2012] [Indexed: 11/07/2022]
Abstract
Some of the genetic mutations that cause cystic fibrosis (CF) impair the gating of the cystic fibrosis transmembrane conductance regulator (CFTR) Cl(-) ion channel. This defect can be corrected with pharmacological tools (potentiators) that belong to various chemical families, including the 1,4-dihydropyridines (DHPs). A small set of asymmetric 4-aryl-DHPs was synthesized, and each racemic couple was tested in a functional assay carried out on cells expressing the G1349D, ΔF508, and G551D mutants. The most active racemates were subjected to chiral separation by HPLC, and the pure enantiomers were tested to evaluate any gains in activity. Although three enantiomers demonstrated high potency (K(d) values less than 0.09, 0.1, and 0.5 μM in G1349D, ΔF508, and G551D, respectively), in general, the screening of pure enantiomers did not produce a great diversity in potency values. It is probable that the degree of DHP asymmetry considered in our analysis is still insufficient with respect to that allowed in a putative DHP binding site in CFTR, so that the site could equally accommodate both enantiomers.
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Affiliation(s)
- Michele Giampieri
- Department of Pharmacy, University of Genova, Viale Benedetto XV, 3, 16132 Genova, Italy
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Affiliation(s)
- Hanan A. Mohamed
- a Applied Organic Chemistry Department , National Research Centre , Dokki , 12622 , Giza , Egypt
| | - Bakr F. Abdel-Wahab
- a Applied Organic Chemistry Department , National Research Centre , Dokki , 12622 , Giza , Egypt
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41
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Synthesis and cytotoxic activity of some novel N-pyridinyl-2-(6-phenylimidazo[2,1-b]thiazol-3-yl)acetamide derivatives. Molecules 2012; 17:4703-16. [PMID: 22525437 PMCID: PMC6268833 DOI: 10.3390/molecules17044703] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/29/2012] [Revised: 04/01/2012] [Accepted: 04/13/2012] [Indexed: 11/30/2022] Open
Abstract
A series of novel compounds bearing imidazo[2,1-b]thiazole scaffolds were designed and synthesized based on the optimization of the virtual screening hit compound N-(6-morpholinopyridin-3-yl)-2-(6-phenylimidazo[2,1-b]thiazol-3-yl)acetamide (5a), and tested for their cytotoxicity against human cancer cell lines, including HepG2 and MDA-MB-231. The results indicated that the compound 2-(6-(4-chlorophenyl)imidazo[2,1-b]thiazol-3-yl)-N-(6-(4-(4-methoxybenzyl)piperazin-1-yl)pyridin-3-yl)acetamide (5l), with slightly higher inhibition on VEGFR2 than 5a (5.72% and 3.76% inhibitory rate at 20 μM, respectively), was a potential inhibitor against MDA-MB-231 (IC50 = 1.4 μM) compared with sorafenib (IC50 = 5.2 μM), and showed more selectivity against MDA-MB-231 than HepG2 cell line (IC50 = 22.6 μM).
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42
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Nair V, Jose A, Lakshmi KCS, Rajan R, Suresh E. A facile four component protocol for the synthesis of dihydropyridine derivatives. Org Biomol Chem 2012; 10:7747-52. [DOI: 10.1039/c2ob26074c] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Huang G, Sun H, Qiu X, Jin C, Lin C, Shen Y, Jiang J, Wang L. Ligand-Free Copper-Catalyzed Regioselective C-2 Arylation of Imidazo[2,1-b]thiazoles. Org Lett 2011; 13:5224-7. [PMID: 21913681 DOI: 10.1021/ol2021109] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Guoli Huang
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Hongsheng Sun
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Xiaojie Qiu
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Can Jin
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Chen Lin
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Yingzhong Shen
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Juli Jiang
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
| | - Leyong Wang
- Key Laboratory of Mesoscopic Chemistry of MOE, Institute of Chemical Biology and Drug Innovation, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, China, and College of Material Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China
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