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Lara LDS, Lechuga GC, Orlando LMR, Ferreira BS, Souto BA, dos Santos MS, Pereira MCDS. Bioactivity of Novel Pyrazole-Thiazolines Scaffolds against Trypanosoma cruzi: Computational Approaches and 3D Spheroid Model on Drug Discovery for Chagas Disease. Pharmaceutics 2022; 14:995. [PMID: 35631581 PMCID: PMC9146228 DOI: 10.3390/pharmaceutics14050995] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/10/2022] [Revised: 02/21/2022] [Accepted: 02/22/2022] [Indexed: 12/01/2022] Open
Abstract
Chagas disease, a century-old disease that mainly affects the impoverished population in Latin America, causes high morbidity and mortality in endemic countries. The available drugs, benznidazole (Bz) and nifurtimox, have limited effectiveness and intense side effects. Drug repurposing, and the development of new chemical entities with potent activity against Trypanosoma cruzi, are a potential source of therapeutic options. The present study describes the biological activity of two new series of pyrazole-thiazoline derivatives, based on optimization of a hit system 5-aminopyrazole-imidazoline previously identified, using structure−activity relationship exploration, and computational and phenotype-based strategies. Promising candidates, 2c, 2e, and 2i derivatives, showed good oral bioavailability and ADMET properties, and low cytotoxicity (CC50 > 100 µM) besides potent activity against trypomastigotes (0.4−2.1 µM) compared to Bz (19.6 ± 2.3 µM). Among them, 2c also stands out, with greater potency against intracellular amastigotes (pIC50 = 5.85). The selected pyrazole-thiazoline derivatives showed good permeability and effectiveness in the 3D spheroids system, but did not sustain parasite clearance in a washout assay. The compounds’ mechanism of action is still unknown, since the treatment neither increased reactive oxygen species, nor reduced cysteine protease activity. This new scaffold will be targeted to optimize in order to enhance its biological activity to identify new drug candidates for Chagas disease therapy.
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Affiliation(s)
- Leonardo da Silva Lara
- Laboratório de Ultraestrutura Celular, Instituto Oswaldo Cruz, Fiocruz, Av. Brasil 4365, Manguinhos, Rio de Janeiro 21040-900, Brazil; (L.d.S.L.); (G.C.L.); (L.M.R.O.)
| | - Guilherme Curty Lechuga
- Laboratório de Ultraestrutura Celular, Instituto Oswaldo Cruz, Fiocruz, Av. Brasil 4365, Manguinhos, Rio de Janeiro 21040-900, Brazil; (L.d.S.L.); (G.C.L.); (L.M.R.O.)
| | - Lorraine Martins Rocha Orlando
- Laboratório de Ultraestrutura Celular, Instituto Oswaldo Cruz, Fiocruz, Av. Brasil 4365, Manguinhos, Rio de Janeiro 21040-900, Brazil; (L.d.S.L.); (G.C.L.); (L.M.R.O.)
| | - Byanca Silva Ferreira
- Laboratório de Síntese de Sistemas Heterocíclicos (LaSSH), Instituto de Física e Química, Universidade Federal de Itajubá, Avenida BPS, 1303, Pinheirinho, Itajubá 37500-903, Brazil; (B.S.F.); (B.A.S.); (M.S.d.S.)
| | - Bernardo Araújo Souto
- Laboratório de Síntese de Sistemas Heterocíclicos (LaSSH), Instituto de Física e Química, Universidade Federal de Itajubá, Avenida BPS, 1303, Pinheirinho, Itajubá 37500-903, Brazil; (B.S.F.); (B.A.S.); (M.S.d.S.)
| | - Maurício Silva dos Santos
- Laboratório de Síntese de Sistemas Heterocíclicos (LaSSH), Instituto de Física e Química, Universidade Federal de Itajubá, Avenida BPS, 1303, Pinheirinho, Itajubá 37500-903, Brazil; (B.S.F.); (B.A.S.); (M.S.d.S.)
| | - Mirian Claudia de Souza Pereira
- Laboratório de Ultraestrutura Celular, Instituto Oswaldo Cruz, Fiocruz, Av. Brasil 4365, Manguinhos, Rio de Janeiro 21040-900, Brazil; (L.d.S.L.); (G.C.L.); (L.M.R.O.)
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2
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Insights on the Synthesis of N-Heterocycles Containing Macrocycles and Their Complexion and Biological Properties. MOLECULES (BASEL, SWITZERLAND) 2022; 27:molecules27072123. [PMID: 35408522 PMCID: PMC9000807 DOI: 10.3390/molecules27072123] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 03/10/2022] [Revised: 03/22/2022] [Accepted: 03/23/2022] [Indexed: 11/25/2022]
Abstract
Macrocyclic chemistry has been extensively developed over the past several decades. In fact, the architecture of new macrocyclic models has undergone exponential growth to offer molecules with specific properties. In this context, an attempt is made in this study to provide an overview of some synthetic methods allowing the elaboration of N-heterocycles containing macrocycles (imidazole, triazole, tetrazole, and pyrazole), as well as their applications in the complexation of metal cations or as pharmacological agents.
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3
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Santi AMM, Murta/ SMF. Antioxidant defence system as a rational target for Chagas disease and Leishmaniasis chemotherapy. Mem Inst Oswaldo Cruz 2022; 117:e210401. [PMID: 35239945 PMCID: PMC8896756 DOI: 10.1590/0074-02760210401] [Citation(s) in RCA: 17] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2021] [Accepted: 12/27/2021] [Indexed: 12/03/2022] Open
Abstract
Chagas disease and leishmaniasis are neglected tropical diseases caused by the protozoan parasites Trypanosoma cruzi and Leishmania spp., respectively. They are among the most important parasitic diseases, affecting millions of people worldwide, being a considerable global challenge. However, there is no human vaccine available against T. cruzi and Leishmania infections, and their control is based mainly on chemotherapy. Treatments for Chagas disease and leishmaniasis have multiple limitations, mainly due to the high toxicity of the available drugs, long-term treatment protocols, and the occurrence of drug-resistant parasite strains. In the case of Chagas disease, there is still the problem of low cure rates in the chronic stage of the disease. Therefore, new therapeutic agents and novel targets for drug development are urgently needed. Antioxidant defence in Trypanosomatidae is a potential target for chemotherapy because the organisms present a unique mechanism for trypanothione-dependent detoxification of peroxides, which differs from that found in vertebrates. Cellular thiol redox homeostasis is maintained by the biosynthesis and reduction of trypanothione, involving different enzymes that act in concert. This study provides an overview of the antioxidant defence focusing on iron superoxide dismutase A, tryparedoxin peroxidase, and ascorbate peroxidase and how the enzymes play an important role in the defence against oxidative stress and their involvement in drug resistance mechanisms in T. cruzi and Leishmania spp.
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Affiliation(s)
- Ana Maria Murta Santi
- Fundação Oswaldo Cruz-Fiocruz, Instituto René Rachou, Grupo de Genômica Funcional de Parasitos, Belo Horizonte, MG, Brasil
| | - Silvane Maria Fonseca Murta/
- Fundação Oswaldo Cruz-Fiocruz, Instituto René Rachou, Grupo de Genômica Funcional de Parasitos, Belo Horizonte, MG, Brasil
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4
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Examination of multiple Trypanosoma cruzi targets in a new drug discovery approach for Chagas disease. Bioorg Med Chem 2022; 58:116577. [DOI: 10.1016/j.bmc.2021.116577] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/11/2021] [Revised: 12/10/2021] [Accepted: 12/10/2021] [Indexed: 12/21/2022]
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5
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Martín‐Montes Á, Kolodová K, Marín C, Rosales‐Lombardo MJ, Sánchez‐Moreno M, de Andrés‐Gordo L, Cano C, Campayo L, Gómez‐Muñoz A, Sanz AM, Yunta MJR. In vitro Leishmanicidal and Trypanosomicidal Properties of Imidazole-Containing Azine and Benzoazine Derivatives. ChemMedChem 2021; 16:3600-3614. [PMID: 34665510 PMCID: PMC9298202 DOI: 10.1002/cmdc.202100413] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2021] [Revised: 09/14/2021] [Indexed: 11/25/2022]
Abstract
Leishmaniasis and Chagas diseases are two of the most important parasitic diseases in the world. Both belong to the category of Neglected Tropical Diseases, and they cannot be prevented by vaccination. Their treatments are founded in outdated drugs that possess many pernicious side-effects and they're not easy to administer. With the aim of discovering new compounds that could serve as anti-trypanosomal drugs, an antiparasitic study of a synthetic compound family has been conducted. A series of new 1,4-bis(alkylamino)- and 1-alkylamino-4-chloroazine and benzoazine derivatives 1-4 containing imidazole rings have been synthesized and identified. Their structures showed a possible interest based on previous work. Their in vitro anti-Leishmania infantum, anti-L. braziliensis, anti-L. donovani and anti-T. cruzi activity were tested, as well as the inhibition of Fe-SOD enzymes. It was found that some of them exhibited quite relevant values indicative of being worthy of future more detailed studies, as most of them showed activity to more than only one parasite species, especially compound 3 c was active for the three studied Leishmania species and also for T. cruzi, which is a very interesting trait as it covers a wide spectrum.
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Affiliation(s)
- Álvaro Martín‐Montes
- Departamento de ParasitologíaFacultad de CienciasUniversidad de Granada18071GranadaSpain
| | - Kristina Kolodová
- Klinik und Poliklinik für Innere Medizin IIIUniversitätsklinikum RegensburgFranz-Josef-Strauss-Allee 1193053RegensburgGermany
| | - Clotilde Marín
- Departamento de ParasitologíaFacultad de CienciasUniversidad de Granada18071GranadaSpain
| | | | - Manuel Sánchez‐Moreno
- Departamento de ParasitologíaFacultad de CienciasUniversidad de Granada18071GranadaSpain
| | | | - Carmen Cano
- Departamento de Química OrgánicaFacultad de QuímicaUniversidad Complutense28040MadridSpain
| | - Lucrecia Campayo
- Departamento de Química OrgánicaFacultad de QuímicaUniversidad Complutense28040MadridSpain
| | | | - Ana M. Sanz
- Departamento de Química OrgánicaFacultad de QuímicaUniversidad Complutense28040MadridSpain
| | - María J. R. Yunta
- Departamento de Química OrgánicaFacultad de QuímicaUniversidad Complutense28040MadridSpain
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Abstract
Artificial receptors able to recognise biologically relevant molecules or ions have gained interest in the chemical community because they offer a plethora of posibilities. Molecular cage compounds are polycyclic compounds with a cavity designed for the encapsulation of guest species. Once inside the host cavity, the substrate can be transported through membranes and protected from the action of enzymes or other reactive species, thus offering the possibility of interfering with biological systems. Commonly, enzymes have been an inspiration for chemists in the search and design of defined cavities for different purposes. However, the chemical preparation of molecular cages has struggled with many synthetic challenges but this effort is worthwhile as they are a very promising tool for many applications ranging from sensing, delivery, purification or even promotion of/prevention from chemical modifications. Since the early reports at the end of the 60s, this field has experienced a growing interest; this review summarises the progress in the preparation and study of cage-like compounds highlighting their importance in biological applications.
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Affiliation(s)
- Lucía Tapia
- Department of Biological Chemistry, Institute for Advanced Chemistry of Catalonia, IQAC-CSIC, Jordi Girona 18-26, 08034 Barcelona, Spain.
| | - Ignacio Alfonso
- Department of Biological Chemistry, Institute for Advanced Chemistry of Catalonia, IQAC-CSIC, Jordi Girona 18-26, 08034 Barcelona, Spain.
| | - Jordi Solà
- Department of Biological Chemistry, Institute for Advanced Chemistry of Catalonia, IQAC-CSIC, Jordi Girona 18-26, 08034 Barcelona, Spain.
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7
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Structural Optimization and Biological Activity of Pyrazole Derivatives: Virtual Computational Analysis, Recovery Assay and 3D Culture Model as Potential Predictive Tools of Effectiveness against Trypanosoma cruzi. Molecules 2021; 26:molecules26216742. [PMID: 34771151 PMCID: PMC8587750 DOI: 10.3390/molecules26216742] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/23/2021] [Revised: 10/21/2021] [Accepted: 10/25/2021] [Indexed: 12/18/2022] Open
Abstract
Chagas disease, a chronic and silent disease caused by Trypanosoma cruzi, is currently a global public health problem. The treatment of this neglected disease relies on benznidazole and nifurtimox, two nitroheterocyclic drugs that show limited efficacy and severe side effects. The failure of potential drug candidates in Chagas disease clinical trials highlighted the urgent need to identify new effective chemical entities and more predictive tools to improve translational success in the drug development pipeline. In this study, we designed a small library of pyrazole derivatives (44 analogs) based on a hit compound, previously identified as a T. cruzi cysteine protease inhibitor. The in vitro phenotypic screening revealed compounds 3g, 3j, and 3m as promising candidates, with IC50 values of 6.09 ± 0.52, 2.75 ± 0.62, and 3.58 ± 0.25 µM, respectively, against intracellular amastigotes. All pyrazole derivatives have good oral bioavailability prediction. The structure–activity relationship (SAR) analysis revealed increased potency of 1-aryl-1H-pyrazole-imidazoline derivatives with the Br, Cl, and methyl substituents in the para-position. The 3m compound stands out for its trypanocidal efficacy in 3D microtissue, which mimics tissue microarchitecture and physiology, and abolishment of parasite recrudescence in vitro. Our findings encourage the progression of the promising candidate for preclinical in vivo studies.
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8
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Zhao P, Zeng Z, Feng X, Liu X. Multisubstituted pyrazole synthesis via [3 + 2] cycloaddition/rearrangement/N H insertion cascade reaction of α-diazoesters and ynones. CHINESE CHEM LETT 2021. [DOI: 10.1016/j.cclet.2020.11.053] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
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9
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Monteiro M, Lechuga G, Lara L, Souto B, Viganó M, Bourguignon S, Calvet C, Oliveira F, Alves C, Souza-Silva F, Santos M, Pereira M. Synthesis, structure-activity relationship and trypanocidal activity of pyrazole-imidazoline and new pyrazole-tetrahydropyrimidine hybrids as promising chemotherapeutic agents for Chagas disease. Eur J Med Chem 2019; 182:111610. [DOI: 10.1016/j.ejmech.2019.111610] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2019] [Revised: 08/08/2019] [Accepted: 08/09/2019] [Indexed: 10/26/2022]
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10
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Rosales MJ, Ximenis M, Costa A, Rotger C, Romero D, Olmo F, Delgado E, Clares MP, García-España E, Marín C, Sánchez M. <i>In Vitro</i> Activity of Squaramides and Acyclic Polyamine Derivatives against Trophozoites and Cysts of <i>Acanthamoeba castellanii</i>. ACTA ACUST UNITED AC 2018. [DOI: 10.4236/jbm.2018.68001] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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11
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Convenient regioselective reaction in presence of H3PW12O40: synthesis and characterization of pyrazolo[3,4-b]quinoline-3,5-diones. RESEARCH ON CHEMICAL INTERMEDIATES 2017. [DOI: 10.1007/s11164-017-3141-y] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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12
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Fandzloch M, Arriaga JMM, Sánchez-Moreno M, Wojtczak A, Jezierska J, Sitkowski J, Wiśniewska J, Salas JM, Łakomska I. Strategies for overcoming tropical disease by ruthenium complexes with purine analog: Application against Leishmania spp. and Trypanosoma cruzi. J Inorg Biochem 2017; 176:144-155. [PMID: 28910663 DOI: 10.1016/j.jinorgbio.2017.08.018] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/03/2017] [Revised: 08/01/2017] [Accepted: 08/23/2017] [Indexed: 12/29/2022]
Abstract
Tropical diseases currently constitute a major health problem and thus a challenge in the field of drug discovery. The current treatments show serious disadvantages due to cost, toxicity, long therapy duration and resistance, and the use of metal complexes as chemotherapeutic agents against these ailments appears to be a very attractive alternative. Herein, we describe three newly synthesized ruthenium complexes with a bioactive molecule, the purine analogue 5,6,7-trimethyl-1,2,4-triazolo[1,5-a]pyrimidine (tmtp): cis,fac-[RuCl2(dmso)3(tmtp)] (1), mer-[RuCl3(dmso)(H2O)(tmtp)]·2H2O (2) and fac,cis-[RuCl3(H2O)(tmtp)2] (3). Their structures were characterized using X-ray and spectroscopic methods (IR, NMR or EPR). The stability of the synthesized complexes 1-3 in various buffered solutions (pH=3-7.4) was monitored using conventional and stopped-flow techniques. The in vitro antiproliferative activity of all ruthenium complexes against promastigote forms of Leishmania spp. (L. infantum, L. braziliensis, and L. donovani) and epimastigote forms of Trypanosoma cruzi was investigated. Notably, the results showed that the activity of 1 against L. brasiliensis was more than three-fold higher than that of glucantime, and 1 showed no appreciable toxicity towards J774.2 macrophages. Additionally, 2 displayed even 141-fold lower toxicity against host cells than glucantime, demonstrating significantly higher selectivity than the reference drug. Therefore, 1 and 2 appear to be excellent candidates for further development as potential drugs for the effective treatment of leishmaniasis and Chagas disease. All novel complexes were also shown to be potent inhibitors of Fe-SOD in the studied species, while their effects on human CuZn-SOD were very low.
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Affiliation(s)
- Marzena Fandzloch
- Faculty of Chemistry, Nicolaus Copernicus University in Toruń, Gagarina 7, 87-100 Toruń, Poland.
| | | | - Manuel Sánchez-Moreno
- Department of Parasitology, University of Granada, Severo Ochoa s/n, 18071 Granada, Spain
| | - Andrzej Wojtczak
- Faculty of Chemistry, Nicolaus Copernicus University in Toruń, Gagarina 7, 87-100 Toruń, Poland
| | - Julia Jezierska
- Faculty of Chemistry, Wrocław University, F. Joliot-Curie 14, 50-383 Wrocław, Poland
| | - Jerzy Sitkowski
- National Medicines Institute, Chełmska 30/34, 00-725 Warszawa, Poland; Institute of Organic Chemistry, Polish Academy of Sciences, Kasprzaka 44/52, 01-224 Warszawa, Poland
| | - Joanna Wiśniewska
- Faculty of Chemistry, Nicolaus Copernicus University in Toruń, Gagarina 7, 87-100 Toruń, Poland
| | - Juan Manuel Salas
- Department of Inorganic Chemistry, University of Granada, Severo Ochoa s/n, 18071 Granada, Spain
| | - Iwona Łakomska
- Faculty of Chemistry, Nicolaus Copernicus University in Toruń, Gagarina 7, 87-100 Toruń, Poland.
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Li X, Guo J, Lin L, Hu H, Chang F, Liu X, Feng X. Chiral Magnesium(II) Complex-Catalyzed Enantioselective Desymmetrization of meso
-Aziridines with Pyrazoles. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201700888] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Xiangqiang Li
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
| | - Jing Guo
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
| | - Lili Lin
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
| | - Haipeng Hu
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
| | - Fenzhen Chang
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
| | - Xiaohua Liu
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
| | - Xiaoming Feng
- Key Laboratory of Green Chemistry & Technology, Ministry of Education; College of Chemistry; Sichuan University; Chengdu 610064 People's Republic of China
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Simple dialkyl pyrazole-3,5-dicarboxylates show in vitro and in vivo activity against disease-causing trypanosomatids. Parasitology 2017; 144:1133-1143. [PMID: 28367781 DOI: 10.1017/s0031182017000415] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
The synthesis and antiprotozoal activity of some simple dialkyl pyrazole-3,5-dicarboxylates (compounds 2-6) and their sodium salts (pyrazolates) (compounds 7-9) against Trypanosoma cruzi, Leishmania infantum and Leishmania braziliensis are reported. In most cases the studied compounds showed, especially against the clinically significant amastigote forms, in vitro activities higher than those of the reference drugs (benznidazole for T. cruzi and glucantime for Leishmania spp.); furthermore, the low non-specific cytotoxicities against Vero cells and macrophages shown by these compounds led to good selectivity indexes, which are 8-72 times higher for T. cruzi amastigotes and 15-113 times higher for Leishmania spp. amastigotes than those of the respective reference drugs. The high efficiency of diethyl ester 3 and its sodium salt 8 against the mentioned protozoa was confirmed by further in vitro assays on infection rates and by an additional in vivo study in a murine model of acute and chronic Chagas disease. The inhibitory capacity of compounds 3 and 8 on the essential iron superoxide dismutase of the aforementioned parasites may be related to the observed anti-trypanosomatid activity. The low acute toxicity of compounds 3 and 8 in mice is also reported in this article.
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15
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Martín-Montes Á, Ballesteros-Garrido R, Martín-Escolano R, Marín C, Guitiérrez-Sánchez R, Abarca B, Ballesteros R, Sanchez-Moreno M. Synthesis and in vitro leishmanicidal activity of novel [1,2,3]triazolo[1,5-a]pyridine salts. RSC Adv 2017. [DOI: 10.1039/c7ra01070b] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022] Open
Abstract
Leishmaniasis remains a significant worldwide problem; it is of great interest to develop new drugs to fight this disease.
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Affiliation(s)
- Álvaro Martín-Montes
- Departamento de Parasitología
- Instituto de Investigación Biosanitaria (ibs.GRANADA)
- Hospitales Universitarios de Granada/Universidad de Granada
- Granada
- Spain
| | | | - Rubén Martín-Escolano
- Departamento de Parasitología
- Instituto de Investigación Biosanitaria (ibs.GRANADA)
- Hospitales Universitarios de Granada/Universidad de Granada
- Granada
- Spain
| | - Clotilde Marín
- Departamento de Parasitología
- Instituto de Investigación Biosanitaria (ibs.GRANADA)
- Hospitales Universitarios de Granada/Universidad de Granada
- Granada
- Spain
| | | | - Belén Abarca
- Departamento de Química Orgánica
- Facultad de Farmacia
- Universidad de Valencia
- 46100 Valencia
- Spain
| | - Rafael Ballesteros
- Departamento de Química Orgánica
- Facultad de Farmacia
- Universidad de Valencia
- 46100 Valencia
- Spain
| | - Manuel Sanchez-Moreno
- Departamento de Parasitología
- Instituto de Investigación Biosanitaria (ibs.GRANADA)
- Hospitales Universitarios de Granada/Universidad de Granada
- Granada
- Spain
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16
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Marín C, Inclán M, Ramírez-Macías I, Albelda MT, Cañas R, Clares MP, González-García J, Rosales MJ, Urbanova K, García-España E, Sánchez-Moreno M. In vitro antileishmanial activity of aza-scorpiand macrocycles. Inhibition of the antioxidant enzyme iron superoxide dismutase. RSC Adv 2016. [DOI: 10.1039/c5ra21262f] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022] Open
Abstract
Aza-scorpiand-like macrocycles candidates for the development of affordable anti-leishmanicidal agents.
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17
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Imidazole-containing phthalazine derivatives inhibit Fe-SOD performance in Leishmania species and are active in vitro against visceral and mucosal leishmaniasis. Parasitology 2015; 142:1115-29. [DOI: 10.1017/s0031182015000219] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
SUMMARYThe in vitro leishmanicidal activity of a series of imidazole-containing phthalazine derivatives 1–4 was tested on Leishmania infantum, Leishmania braziliensis and Leishmania donovani parasites, and their cytotoxicity on J774·2 macrophage cells was also measured. All compounds tested showed selectivity indexes higher than that of the reference drug glucantime for the three Leishmania species, and the less bulky monoalkylamino substituted derivatives 2 and 4 were clearly more effective than their bisalkylamino substituted counterparts 1 and 3. Both infection rate measures and ultrastructural alterations studies confirmed that 2 and 4 were highly leishmanicidal and induced extensive parasite cell damage. Modifications to the excretion products of parasites treated with 2 and 4 were also consistent with substantial cytoplasmic alterations. On the other hand, the most active compounds 2 and 4 were potent inhibitors of iron superoxide dismutase enzyme (Fe-SOD) in the three species considered, whereas their impact on human CuZn-SOD was low. Molecular modelling suggests that 2 and 4 could deactivate Fe-SOD due to a sterically favoured enhanced ability to interact with the H-bonding net that supports the antioxidant features of the enzyme.
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Abstract
Macrocycles possess desirable properties that make them promising candidates for the discovery of novel drugs. They present structural features to favor bioactive conformations, selectivity to the receptors, cell permeability and metabolic stability. More effective and nontoxic drugs to cure human African trypanosomiasis, Leishmaniasis and Chagas disease are needed, especially because resistance has been detected. Therefore, major efforts should be made for investigation in new bioactive compounds exhibiting different mechanisms of action. Macrocycles might fulfill the expectations for the development of new drugs to treat those diseases. In the current review, we focus on macrocycles exhibiting biological activities as antitrypanosomal and/or antileishmanial. The isolation, synthetic and biological studies of this class of compounds published from 2005 to 2014 are summarized.
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Zaiter J, Achibat H, Amiri O, Hafid A, Khouili M, Rakib EM, Neves CMB, Neves MGPMS, Silva AMS, Cavaleiro JAS, Almeida Paz FA, Faustino MAF. An easy synthetic access to new pyrazole spiro derivatives from 3-amino-1-phenyl-2-pyrazolin-5-one. NEW J CHEM 2015. [DOI: 10.1039/c5nj01306b] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Pyrazole and pyrazolone moieties have shown important biological activities.
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Affiliation(s)
- Jamila Zaiter
- Laboratoire de Chimie Organique & Analytique
- Université Sultan Moulay Slimane
- Faculté des Sciences et Techniques
- 23000 Béni-Mellal
- Morocco
| | - Hanane Achibat
- Laboratoire de Chimie Organique & Analytique
- Université Sultan Moulay Slimane
- Faculté des Sciences et Techniques
- 23000 Béni-Mellal
- Morocco
| | - Ouafa Amiri
- Laboratoire de Chimie Organique & Analytique
- Université Sultan Moulay Slimane
- Faculté des Sciences et Techniques
- 23000 Béni-Mellal
- Morocco
| | - Abderrafia Hafid
- Laboratoire de Chimie Organique & Analytique
- Université Sultan Moulay Slimane
- Faculté des Sciences et Techniques
- 23000 Béni-Mellal
- Morocco
| | - Mostafa Khouili
- Laboratoire de Chimie Organique & Analytique
- Université Sultan Moulay Slimane
- Faculté des Sciences et Techniques
- 23000 Béni-Mellal
- Morocco
| | - El Mostapha Rakib
- Laboratoire de Chimie Organique & Analytique
- Université Sultan Moulay Slimane
- Faculté des Sciences et Techniques
- 23000 Béni-Mellal
- Morocco
| | - Cláudia M. B. Neves
- Department of Chemistry and QOPNA
- University of Aveiro
- 3810-193 Aveiro
- Portugal
| | | | - Artur M. S. Silva
- Department of Chemistry and QOPNA
- University of Aveiro
- 3810-193 Aveiro
- Portugal
| | | | - Filipe A. Almeida Paz
- Department of Chemistry
- CICECO – Aveiro Institute of Materials
- University of Aveiro
- 3810-193 Aveiro
- Portugal
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In vitro leishmanicidal activity of pyrazole-containing polyamine macrocycles which inhibit the Fe-SOD enzyme of Leishmania infantum and Leishmania braziliensis species. Parasitology 2014; 141:1031-43. [DOI: 10.1017/s0031182014000201] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Abstract
SUMMARYThe in vitro leishmanicidal activity and cytotoxicity of pyrazole-containing macrocyclic polyamines 1–4 was assayed on Leishmania infantum and Leishmania braziliensis species. Compounds 1–4 were more active and less toxic than glucantime and both infection rates and ultrastructural alterations confirmed that 1 and 2 were highly leishmanicidal and induced extensive parasite cell damage. Modifications in the excretion products of parasites treated with 1–3 were also consistent with substantial cytoplasm alterations. Compound 2 was highlighted as a potent inhibitor of Fe-SOD in both species, whereas its effect on human CuZn-SOD was poor. Molecular modelling suggested that 2 could deactivate Fe-SOD due to a sterically favoured enhanced ability to interact with the H-bonding net that supports the enzyme`s antioxidant features.
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Olmo F, Rotger C, Ramírez-Macías I, Martínez L, Marín C, Carreras L, Urbanová K, Vega M, Chaves-Lemaur G, Sampedro A, Rosales MJ, Sánchez-Moreno M, Costa A. Synthesis and biological evaluation of N,N'-squaramides with high in vivo efficacy and low toxicity: toward a low-cost drug against Chagas disease. J Med Chem 2014; 57:987-99. [PMID: 24410674 DOI: 10.1021/jm4017015] [Citation(s) in RCA: 51] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Access to basic drugs is a major issue in developing countries. Chagas disease caused by Trypanosoma cruzi is a paradigmatic example of a chronic disease without an effective treatment. Current treatments based on benznidazole and nifurtimox are expensive, ineffective, and toxic. N,N'-Squaramides are amide-type compounds that feature both hydrogen bond donor and acceptor groups and are capable of multiple interactions with complementary sites. When combined with amine and carboxylic groups, squaramide compounds have increased solubility and therefore make suitable therapeutic agents. In this work, we introduce a group of Lipinski's rule of five compliant squaramides as candidates for treating Chagas disease. The in vivo studies confirmed the positive expectations arising from the preliminary in vitro studies, revealing compound 17 to be the most effective for both acute and chronic phases. The activity, stability, low cost of starting materials, and straightforward synthesis make amino squaramides appropriate molecules for the development of an affordable anti-Chagasic agent.
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Affiliation(s)
- Francisco Olmo
- Departamento de Parasitología, Facultad de Ciencias, Universidad de Granada , E-18071 Granada, Spain
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Scorpiand-like azamacrocycles prevent the chronic establishment of Trypanosoma cruzi in a murine model. Eur J Med Chem 2013; 70:189-98. [DOI: 10.1016/j.ejmech.2013.09.048] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/03/2013] [Revised: 09/27/2013] [Accepted: 09/29/2013] [Indexed: 12/20/2022]
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Gutiérrez B, Muñoz C, Osorio L, Fehér K, Illyés TZ, Papp Z, Kumar AA, Kövér KE, Sagua H, Araya JE, Morales P, Szilágyi L, González J. Aromatic glycosyl disulfide derivatives: Evaluation of their inhibitory activities against Trypanosoma cruzi. Bioorg Med Chem Lett 2013; 23:3576-9. [DOI: 10.1016/j.bmcl.2013.04.030] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/24/2013] [Revised: 04/10/2013] [Accepted: 04/12/2013] [Indexed: 01/04/2023]
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Sánchez-Moreno M, Gómez-Contreras F, Navarro P, Marín C, Olmo F, Yunta MJR, Sanz AM, Rosales MJ, Cano C, Campayo L. Phthalazine derivatives containing imidazole rings behave as Fe-SOD inhibitors and show remarkable anti-T. cruzi activity in immunodeficient-mouse mode of infection. J Med Chem 2012; 55:9900-13. [PMID: 23043291 DOI: 10.1021/jm3011004] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A series of new phthalazine derivatives 1-4 containing imidazole rings were prepared. The monoalkylamino substituted derivatives 2 and 4 were more active in vitro against T. cruzi and less toxic against Vero cells than both their disubstituted analogues and the reference drug benznidazole. Compounds 2 and 4 highly inhibited the antioxidant parasite enzyme Fe-SOD, and molecular modeling suggested that they interact with the H-bonding system of the iron atom moiety. In vivo tests on the acute phase of Chagas disease gave parasitemia inhibition values twice those of benznidazole, and a remarkable decrease in the reactivation of parasitemia was found in the chronic phase for immunodeficient mice. Glucose metabolism studies showed that compounds 1-4 did not affect the succinate pathway but originated important changes in the excretion of pyruvate metabolites. The morphological alterations found in epimastigotes treated with 1-4 confirmed extensive cytoplasm damage and a high mortality rate of parasites.
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Affiliation(s)
- Manuel Sánchez-Moreno
- Departamento de Parasitología, Facultad de Ciencias, Universidad de Granada, E-18071 Granada, Spain.
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