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Juddhawala KV, Parekh NM, Alswieleh A, Nagaraj K. Synthesis and antibacterial evaluation of (5Z)-5-[(2-piperidinequinoline-3-yl)methyl]-2-chloroquinoline derivatives: Docking study on substituted N-alkylation and binding mechanisms with E. Coli PDF enzyme. SPECTROCHIMICA ACTA. PART A, MOLECULAR AND BIOMOLECULAR SPECTROSCOPY 2024; 325:125114. [PMID: 39288604 DOI: 10.1016/j.saa.2024.125114] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/30/2024] [Revised: 09/01/2024] [Accepted: 09/07/2024] [Indexed: 09/19/2024]
Abstract
A number of new substances were included into the (5Z)-5-[(2-piperidinequinoline-3-yl)methyl]-2-chloroquinoline structural framework. The condensation process 2-chloroquinoline, which served as a crucial reagent in the reaction with 3-carbaldehydes to produce 2,4-thiazolidinedione, allowed for the production of 1,3-thiazolidine-2,4-dione. The newly developed substances were described by means of their reactions with halide compounds, particularly those pertaining to substituted N-alkylation. Elemental analysis, Fourier-transform infrared spectroscopy (FT-IR), and proton nuclear magnetic resonance spectroscopy (1H NMR) were used to identify the chemical. Furthermore, the antibacterial activity of the produced compounds was evaluated in vitro against a range of pathogens, including Bacillus subtilis, and Escherichia coli. Moreover, docking experiments were conducted using the PDF enzyme of E. coli to improve our understanding of the binding mechanism between the synthesized 5(A-N) compounds and the enzyme.
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Affiliation(s)
- K V Juddhawala
- Gujarat Technological University, Near VGEC, Visat Gandhinagar Highway, Chandkheda, Ahmedabad, Gujarat 382424, India
| | - Nikhil M Parekh
- Department of Chemistry, SRICT Institute of Science & Research, UPL University of Sustainable Technology, Ankleshwar, India.
| | - Abdullah Alswieleh
- Department of Chemistry, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia
| | - Karuppiah Nagaraj
- Department of Chemistry, Faculty of Engineering, Karpagam Academy of Higher Education, Coimbatore 641021, Tamilnadu, India.
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Sun X, Xie Z, Lei X, Huang S, Tang G, Wang Z. Research and development of N, N'-diarylureas as anti-tumor agents. RSC Med Chem 2023; 14:1209-1226. [PMID: 37484562 PMCID: PMC10357950 DOI: 10.1039/d3md00053b] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2023] [Accepted: 05/08/2023] [Indexed: 07/25/2023] Open
Abstract
Tumor neovascularization provides abundant nutrients for the occurrence and development of tumors, and is also an important factor in tumor invasion and metastasis, which has attracted extensive attention in anti-tumor therapy. Sorafenib is a clinically approved multi-targeted anti-tumor drug that targets vascular endothelial growth factor receptor (VEGFR) and inhibits the formation of tumor angiogenesis, thereby achieving the purpose of suppressing tumor growth. Since the approval of sorafenib, N,N'-diarylureas have received extensive attention as the key pharmacophore in its chemical structure. And a series of N,N'-diarylureas were designed and synthesized to screen a new generation of anti-tumor drug candidates through chemical modification and structural optimization. Moreover, the rational design of targeted drugs is beneficial to reduce toxic side effects and drug resistance and improve the curative effect. Here, this article reviews the research progress in the design, classification, structure-activity relationship (SAR) and biological activity of N,N'-diarylureas, in order to provide some prospective routes for the development of clinically effective anti-tumor drugs.
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Affiliation(s)
- Xueyan Sun
- Institute of Pharmacy and Pharmacology, Hunan Provincial Key Laboratory of Tumor Microenvironment Responsive Drug Research, Hengyang Medical School, University of South China Hengyang Hunan 421001 China
| | - Zhizhong Xie
- Institute of Pharmacy and Pharmacology, Hunan Provincial Key Laboratory of Tumor Microenvironment Responsive Drug Research, Hengyang Medical School, University of South China Hengyang Hunan 421001 China
| | - Xiaoyong Lei
- Institute of Pharmacy and Pharmacology, Hunan Provincial Key Laboratory of Tumor Microenvironment Responsive Drug Research, Hengyang Medical School, University of South China Hengyang Hunan 421001 China
| | - Sheng Huang
- Jiuzhitang Co., Ltd Changsha Hunan 410007 China
| | - Guotao Tang
- Institute of Pharmacy and Pharmacology, Hunan Provincial Key Laboratory of Tumor Microenvironment Responsive Drug Research, Hengyang Medical School, University of South China Hengyang Hunan 421001 China
| | - Zhe Wang
- The Second Affiliated Hospital, Department of Pharmacy, Hengyang Medical School, University of South China Hengyang 421001 Hunan China
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Development of new spiro[1,3]dithiine-4,11'-indeno[1,2-b]quinoxaline derivatives as S. aureus Sortase A inhibitors and radiosterilization with molecular modeling simulation. Bioorg Chem 2023; 131:106307. [PMID: 36481380 DOI: 10.1016/j.bioorg.2022.106307] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/30/2022] [Revised: 10/14/2022] [Accepted: 11/28/2022] [Indexed: 12/02/2022]
Abstract
Multi-drug resistant microbes have become a severe threat to human health and arise a worldwide concern. A total of fifteen spiro-1,3-dithiinoindenoquinoxaline derivatives 2-7 were synthesized and evaluated for their biological activities against five standard and MDRB pathogens. The MIC and MBC/MFC for the most active derivatives were determined in vitro via broth microdilution assay. These derivatives showed significant activity against the tested strains with microbicidal behavior, with compound 4b as the most active compound (MIC range between 0.06 and 0.25 µg/mL for bacteria strains and MIC = 0.25 µg/mL for C. albicans). The most active spiro-1,3-dithiinoindenoquinoxaline derivatives were able to inhibit the activity of SrtA with IC50 values ranging from 22.15 ± 0.4 µM to 37.12 ± 1.4 µM. In addition, the active spiro-1,3-dithiinoindenoquinoxaline attenuated the in vitro virulence-related phenotype of SrtA by weakening the adherence of S. aureus to fibrinogen and reducing the biofilm formation. Surprisingly, compound 4b revealed potent SrtA inhibitory activity with IC50 = 22.15 µM, inhibiting the adhesion of S. aureus with 39.22 ± 0.15 % compared with untreated 9.43 ± 1.52 %, and showed a reduction in the biofilm biomass of S. aureus with 32.27 ± 0.52 %. We further investigated the effect of gamma radiation as a sterilization method on the microbial load and found that a dose of 5 kGy was sufficient to eradicate the microbial load. The quantum chemical studies exhibited that the tested derivatives have a small energy band gap (ΔE = -2.95 to -3.61 eV) and therefore exert potent bioactivity by interacting with receptors more stabilizing.
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Zarenezhad E, Sadeghian S, Shekoohi K, Emami L, Ghasemian AM, Zarenezhad A. Synthesis, Biological Evaluation and In Silico Studies of Oxime Ether Derivatives Containing a Quinoxaline Moiety. RUSSIAN JOURNAL OF BIOORGANIC CHEMISTRY 2022. [DOI: 10.1134/s1068162023010326] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
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5
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El-Dershaby NH, El-Hawash SA, Kassab SE, Dabees HG, Abdel Moneim AE, Abdel Wahab IA, Abd-Alhaseeb MM, El-Miligy MMM. Rational design of biodegradable sulphonamide candidates treating septicaemia by synergistic dual inhibition of COX-2/PGE2 axis and DHPS enzyme. J Enzyme Inhib Med Chem 2022; 37:1737-1751. [PMID: 35707920 PMCID: PMC9225712 DOI: 10.1080/14756366.2022.2086868] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023] Open
Abstract
A new series of co-drugs was designed based on hybridising the dihydropteroate synthase (DHPS) inhibitor sulphonamide scaffold with the COX-2 inhibitor salicylamide pharmacophore through biodegradable linkage to achieve compounds with synergistic dual inhibition of COX-2/PGE2 axis and DHPS enzyme to enhance antibacterial activity for treatment of septicaemia. Compounds 5 b, 5j, 5n and 5o demonstrated potent in vitro COX-2 inhibitory activity comparable to celecoxib. 5j and 5o exhibited ED50 lower than celecoxib in carrageenan-induced paw edoema test with % PGE2 inhibition higher than celecoxib. Furthermore, 5 b, 5j and 5n showed gastric safety profile like celecoxib. Moreover, in vivo antibacterial screening revealed that, 5j showed activity against S.aureus and E.coli higher than sulfasalazine. While, 5o revealed activity against E.coli higher than sulfasalazine and against S.aureus comparable to sulfasalazine. Compound 5j achieved the target goal as potent inhibitor of COX-2/PGE2 axis and in vivo broad-spectrum antibacterial activity against induced septicaemia in mice.
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Affiliation(s)
- Nada H El-Dershaby
- Pharmaceutical Chemistry Department, Faculty of Pharmacy, Damanhour University, Damanhour, Egypt
| | - Soad A El-Hawash
- Pharmaceutical Chemistry Department, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt
| | - Shaymaa E Kassab
- Pharmaceutical Chemistry Department, Faculty of Pharmacy, Damanhour University, Damanhour, Egypt.,Department of organic and Medicinal Chemistry, Faculty of Pharmacy, University of Sadat City, Menoufia,Egypt
| | - Hoda G Dabees
- Pharmaceutical Chemistry Department, Faculty of Pharmacy, Damanhour University, Damanhour, Egypt
| | - Ahmed E Abdel Moneim
- Department of Zoology and Entomology, Faculty of Science, Helwan University, Cairo, Egypt
| | - Ibrahim A Abdel Wahab
- Microbiology and Immunology Department, Faculty of Pharmacy, Pharos University in Alexandria, Alexandria, Egypt
| | - Mohammad M Abd-Alhaseeb
- Department of Pharmacology and Toxicology, Faculty of Pharmacy, Damanhur University, Damanhour, Egypt
| | - Mostafa M M El-Miligy
- Pharmaceutical Chemistry Department, Faculty of Pharmacy, Alexandria University, Alexandria, Egypt
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Recent advances in transition metal-catalyzed reactions of chloroquinoxalines: Applications in bioorganic chemistry. Bioorg Chem 2022; 129:106195. [DOI: 10.1016/j.bioorg.2022.106195] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/11/2022] [Revised: 09/26/2022] [Accepted: 10/04/2022] [Indexed: 11/23/2022]
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González-González A, Sánchez-Sánchez O, Krauth-Siegel RL, Bolognesi ML, Gớmez-Escobedo R, Nogueda-Torres B, Vázquez-Jiménez LK, Saavedra E, Encalada R, Espinoza-Hicks JC, Paz-González AD, Rivera G. In Vitro and In Silico Analysis of New n-Butyl and Isobutyl Quinoxaline-7-carboxylate 1,4-di- N-oxide Derivatives against Trypanosoma cruzi as Trypanothione Reductase Inhibitors. Int J Mol Sci 2022; 23:13315. [PMID: 36362102 PMCID: PMC9655728 DOI: 10.3390/ijms232113315] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/30/2022] [Revised: 10/24/2022] [Accepted: 10/27/2022] [Indexed: 09/29/2023] Open
Abstract
American trypanosomiasis is a worldwide health problem that requires attention due to ineffective treatment options. We evaluated n-butyl and isobutyl quinoxaline-7-carboxylate 1,4-di-N-oxide derivatives against trypomastigotes of the Trypanosoma cruzi strains NINOA and INC-5. An in silico analysis of the interactions of 1,4-di-N-oxide on the active site of trypanothione reductase (TR) and an enzyme inhibition study was carried out. The n-butyl series compound identified as T-150 had the best trypanocidal activity against T. cruzi trypomastigotes, with a 13% TR inhibition at 44 μM. The derivative T-147 behaved as a mixed inhibitor with Ki and Ki' inhibition constants of 11.4 and 60.8 µM, respectively. This finding is comparable to the TR inhibitor mepacrine (Ki = 19 µM).
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Affiliation(s)
- Alonzo González-González
- Laboratorio de Biotecnología Farmacéutica, Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - Oscar Sánchez-Sánchez
- Laboratorio de Biotecnología Farmacéutica, Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - R. Luise Krauth-Siegel
- Center of Biochemistry, Heidelberg University, Im Neuenheimer Feld 328, 69120 Heidelberg, Germany
| | - Maria Laura Bolognesi
- Department of Pharmacy and Biotechnology, Alma Mater Studiorum, University of Bologna, I-40126 Bologna, Italy
| | - Rogelio Gớmez-Escobedo
- Departamento de Parasitología, Escuela Nacional de Ciencias Biológicas Instituto Politécnico Nacional, Ciudad de Mexico 07738, Mexico
| | - Benjamín Nogueda-Torres
- Departamento de Parasitología, Escuela Nacional de Ciencias Biológicas Instituto Politécnico Nacional, Ciudad de Mexico 07738, Mexico
| | - Lenci K. Vázquez-Jiménez
- Laboratorio de Biotecnología Farmacéutica, Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - Emma Saavedra
- Departamento de Bioquímica, Instituto Nacional de Cardiología Ignacio Chávez, Ciudad de Mexico 14080, Mexico
| | - Rusely Encalada
- Departamento de Bioquímica, Instituto Nacional de Cardiología Ignacio Chávez, Ciudad de Mexico 14080, Mexico
| | | | - Alma D. Paz-González
- Laboratorio de Biotecnología Farmacéutica, Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - Gildardo Rivera
- Laboratorio de Biotecnología Farmacéutica, Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa 88710, Mexico
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Antimicrobial evaluation and molecular docking studies of Swertiamarin and Quercetin targeting dihydropteroate synthase enzyme. ADVANCES IN TRADITIONAL MEDICINE 2022. [DOI: 10.1007/s13596-022-00643-5] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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9
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Synthesis, bioinformatics and biological evaluation of novel α-aminophosphonates as antibacterial agents: DFT, molecular docking and ADME/T studies. J Mol Struct 2022. [DOI: 10.1016/j.molstruc.2021.131635] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
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10
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Design, synthesis of new novel quinoxalin-2(1H)-one derivatives incorporating hydrazone, hydrazine, and pyrazole moieties as antimicrobial potential with in-silico ADME and molecular docking simulation. ARAB J CHEM 2022. [DOI: 10.1016/j.arabjc.2021.103497] [Citation(s) in RCA: 16] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023] Open
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Husain DR, Wardhani R. Antibacterial activity of endosymbiotic bacterial compound from Pheretima sp. earthworms inhibit the growth of Salmonella Typhi and Staphylococcus aureus: in vitro and in silico approach. IRANIAN JOURNAL OF MICROBIOLOGY 2021; 13:537-543. [PMID: 34557283 PMCID: PMC8421580 DOI: 10.18502/ijm.v13i4.6981] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
Abstract
Background and Objectives: Earthworms coexist with various pathogenic microorganisms; thus, their immunity mechanisms have developed through a long process of adaptation, including through endogenous bacterial symbionts. This study aims to identify earthworm endosymbiont bacteria compounds and their antibacterial activity through an in vitro approach supported by an in silico approach. Materials and Methods: This research was conducted using the in vitro inhibition test through agar diffusion and the in silico test using molecular docking applications, namely, PyRx and Way2Drugs Prediction of Activity Spectra for Substances (PASS). Results: The in vitro results showed a potent inhibition activity with a clear zone diameter of 21.75 and 15.5 mm for Staphylococcus aureus and Salmonella Typhi, respectively. These results are supported by chromatography and in silico tests, which showed that several compounds in endosymbiotic bacteria, cyclo (phenylalanyl-prolyl) and sedanolide, have high binding affinity values with several antibiotic-related target proteins in both pathogenic bacteria. Cyclo (phenylalanyl-prolyl) has the highest binding affinity of −6.0 to dihydropteroate synthase, −8.2 to topoisomerase, and −8.2 to the outer membrane, whereas sedanolide has the highest binding affinity to DNA gyrase with approximately −7.3. This antibiotic activity was also clarified through the Way2Drugs PASS application. Conclusion: Ten active compounds of endosymbiont bacteria, Cyclo (phenylalanyl-prolyl) and sedanolide were potential candidates for antibacterial compounds based on the inhibition test of the agar diffusion method and the results of reverse docking and Way2Drugs PASS.
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Affiliation(s)
- Dirayah Rauf Husain
- Department of Biology, Faculty of Mathematics and Natural Sciences, Hasanuddin University, Makassar, Indonesia
| | - Riuh Wardhani
- Department of Biology, Faculty of Mathematics and Natural Sciences, Hasanuddin University, Makassar, Indonesia
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Rock J, Garcia D, Espino O, Shetu SA, Chan-Bacab MJ, Moo-Puc R, Patel NB, Rivera G, Bandyopadhyay D. Benzopyrazine-Based Small Molecule Inhibitors As Trypanocidal and Leishmanicidal Agents: Green Synthesis, In Vitro, and In Silico Evaluations. Front Chem 2021; 9:725892. [PMID: 34604170 PMCID: PMC8484882 DOI: 10.3389/fchem.2021.725892] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/16/2021] [Accepted: 09/01/2021] [Indexed: 01/18/2023] Open
Abstract
World Health Organization (WHO) identified twenty tropical disease categories as neglected tropical diseases (NTDs). Chagas' disease (also known as American trypanosomiasis) and leishmaniasis are two major classes of NTDs. The total number of mortality, morbidity, and disability attributed each year due to these two categories of diseases in magnitudes is much higher than the so-called elite diseases like cancer, diabetes, AIDS, cardiovascular and neurodegenerative diseases. Impoverished communities around the world are the major victim of NTDs. The development of new and novel drugs in the battle against Chagas' disease and leishmaniasis is highly anticipated. An easy and straightforward on-water green access to synthesize benzopyrazines is reported. This ultrasound-assisted procedure does not require any catalyst/support/additive/hazardous solvents and maintains a high atom economy. A series of eleven benzopyrazines has been synthesized, and most of the synthesized compounds possess the drug-likeness following Lipinski's "Rule of 5". Benzopyrazines 3 and 4 demonstrated moderate leishmanicidal activity against L. mexicana (M378) strain. The selective lead compound 1 showed good leishmanicidal, and trypanocidal activities (in vitro) against both L. mexicana (M378) and T. cruzi (NINOA) strains compared to the standard controls. The in vitro trypanocidal and leishmanicidal activities of the lead compound 1 have been validated by molecular docking studies against four biomolecular drug targets viz. T. cruzi histidyl-tRNA synthetase, T. cruzi trans-sialidase, leishmanial rRNA A-site, and leishmania major N-myristoyl transferase.
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Affiliation(s)
- Jonathan Rock
- Department of Chemistry, University of Texas Rio Grande Valley, Edinburg, TX, United States
| | - Daniel Garcia
- Department of Chemistry, University of Texas Rio Grande Valley, Edinburg, TX, United States
| | - Omar Espino
- Department of Chemistry, University of Texas Rio Grande Valley, Edinburg, TX, United States
| | - Shaila A. Shetu
- Department of Chemistry, University of Texas Rio Grande Valley, Edinburg, TX, United States
| | - Manuel J. Chan-Bacab
- Departamento de Microbiología Ambiental y Biotecnología, Universidad Autónoma de Campeche, Campeche, México
| | - Rosa Moo-Puc
- Unidad Médica de Alta Especialidad, Instituto Mexicano Del Seguro Social, Mérida, México
| | - Navin B. Patel
- Department of Chemistry, Veer Narmad South Gujarat University, Gujrat, India
| | - Gildardo Rivera
- Laboratorio de Biotecnología Farmacéutica, Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Reynosa, México
| | - Debasish Bandyopadhyay
- Department of Chemistry, University of Texas Rio Grande Valley, Edinburg, TX, United States
- School of Earth Environment and Marine Sciences (SEEMS), University of Texas Rio Grande Valley, Edinburg, TX, United States
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Missioui M, Mortada S, Guerrab W, Serdaroğlu G, Kaya S, Mague JT, Essassi EM, Faouzi MEA, Ramli Y. Novel antioxidant quinoxaline derivative: Synthesis, crystal structure, theoretical studies, antidiabetic activity and molecular docking study. J Mol Struct 2021. [DOI: 10.1016/j.molstruc.2021.130484] [Citation(s) in RCA: 13] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
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Kadagathur M, Shaikh AS, Jadhav GS, Sigalapalli DK, Shankaraiah N, Tangellamudi ND. Cyclodesulfurization: An Enabling Protocol for Synthesis of Various Heterocycles. ChemistrySelect 2021. [DOI: 10.1002/slct.202100201] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Manasa Kadagathur
- Department of Medicinal Chemistry National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad 500037 India
| | - Arbaz Sujat Shaikh
- Department of Medicinal Chemistry National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad 500037 India
| | - Govinda Shivaji Jadhav
- Department of Medicinal Chemistry National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad 500037 India
| | - Dilep Kumar Sigalapalli
- Department of Medicinal Chemistry National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad 500037 India
| | - Nagula Shankaraiah
- Department of Medicinal Chemistry National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad 500037 India
| | - Neelima D. Tangellamudi
- Department of Medicinal Chemistry National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad 500037 India
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15
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Structure based design, synthesis, and biological evaluation of imidazole derivatives targeting dihydropteroate synthase enzyme. Bioorg Med Chem Lett 2021; 36:127819. [PMID: 33513385 DOI: 10.1016/j.bmcl.2021.127819] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/26/2020] [Revised: 01/08/2021] [Accepted: 01/19/2021] [Indexed: 12/16/2022]
Abstract
In this study, we have designed and synthesized 2-((5-acetyl-1-(phenyl)-4-methyl-1H-imidazol-2-yl)thio)-N-(4-((benzyl)oxy)phenyl) acetamide derivatives. Antimicrobial activities of all the imidazole derivatives have been examined against Gram-positive and Gram-negative bacteria and results showed that the conjugates have appreciable antibacterial activity. Besides, several analogous were evaluated for their in vitro antiresistant bacterial strains such as Extended-spectrum beta-lactamases (ESBL), Vancomycin-resistant Enterococcus (VRE), and Methicillin-resistant Staphylococcus aureus (MRSA). The SAR revealed that the 12l compound resulted in potency against all bacterial strains as well as ESBL, VRE, and MRSA strains. Lipinski's rule of five, and ADME studies were preformed for all the synthesized compounds with Staphylococcus aureus dihydropteroate synthase (saDHPS) protein (PDB ID: 6CLV) and were found standard drug-likeness properties of conjugates. Moreover, the binding mode of the ligands with the protein study has been examined by molecular docking and results are quite promising. Besides, all the analogous were tested for their in vitro antituberculosis, antimalarial, and antioxidant activity.
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Simultaneous formation of 3-(benzimidazol-2-yl)quinoxalin-2(1H)-ones and 2-(benzimidazol-2-yl)quinoxalines from quinoxalin-2(1H)-one-3-carbaldoximes when exposed to 1,2-benzenediamines. Tetrahedron 2020. [DOI: 10.1016/j.tet.2020.131721] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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17
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Ammar YA, Farag AA, Ali AM, Ragab A, Askar AA, Elsisi DM, Belal A. Design, synthesis, antimicrobial activity and molecular docking studies of some novel di-substituted sulfonylquinoxaline derivatives. Bioorg Chem 2020; 104:104164. [DOI: 10.1016/j.bioorg.2020.104164] [Citation(s) in RCA: 28] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/05/2020] [Revised: 07/11/2020] [Accepted: 08/13/2020] [Indexed: 12/15/2022]
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Keivanloo A, Abbaspour S, Sepehri S, Bakherad M. Synthesis, Antibacterial Activity and Molecular Docking Study of a Series of 1,3-Oxazole-Quinoxaline Amine Hybrids. Polycycl Aromat Compd 2020. [DOI: 10.1080/10406638.2020.1833052] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Affiliation(s)
- Ali Keivanloo
- Faculty of Chemistry, Shahrood University of Technology, Shahrood, Iran
| | - Sima Abbaspour
- Faculty of Chemistry, Shahrood University of Technology, Shahrood, Iran
| | - Saghi Sepehri
- Department of Medicinal Chemistry, School of Pharmacy, Ardabil University of Medical Sciences, Ardabil, Iran
| | - Mohammad Bakherad
- Faculty of Chemistry, Shahrood University of Technology, Shahrood, Iran
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Ammar YA, Farag AA, Ali AM, Hessein SA, Askar AA, Fayed EA, Elsisi DM, Ragab A. Antimicrobial evaluation of thiadiazino and thiazolo quinoxaline hybrids as potential DNA gyrase inhibitors; design, synthesis, characterization and morphological studies. Bioorg Chem 2020; 99:103841. [PMID: 32325335 DOI: 10.1016/j.bioorg.2020.103841] [Citation(s) in RCA: 34] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/12/2019] [Revised: 03/17/2020] [Accepted: 04/07/2020] [Indexed: 12/13/2022]
Abstract
A series of thiadiazino[5,6-b]quinoxaline and thiazolo[4,5-b]quinoxaline derivatives was designed and synthetized from the reaction of 2,3-dichloro-6-(morpholinosulfonyl)quinoxaline (2) with thiosemicarbazide or thiocarbohydrazide and thiourea derivatives to give nineteen quinoxaline derivatives 3-16. All the synthesized compounds were evaluated for in vitro antimicrobial potential against various bacteria and fungi strains that showed considerable antimicrobial activity against tested microorganisms. The most potent compounds 2, 7, 9, 10, 12 and 13c were exhibited bactericidal activity, in addition to fungistatic activity by dead live assay. Moreover, these compounds showed a significant result against all multi-drug resistance (MDRB) used especially compound 13c that displayed the best results with MICs of MDRB (1.95, 3.9, 2.6, 3.9 µg/mL) for stains used in this study, compared with Norfloxacin (1.25, 0.78, 1.57, 3.13 µg/mL). Also, cytotoxicity on normal cell (Vero cells ATCC CCL-81) by MTT assay was performed with lower toxicity results. Additionally, morphological studies, immunostimulatory potency and DNA gyrase inhibition assay of most active compounds was done. A molecular docking study has also been carried out to support the effective binding of the most promising compounds at the active site of the target enzyme S. aureus DNA gyrase (2XCT).
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Affiliation(s)
- Yousry A Ammar
- Department of Chemistry, Faculty of Science (Boys), Al-Azhar University, Nasr City, Cairo, Egypt
| | - Awatef A Farag
- Department of Chemistry, Faculty of Science (Girls), Al-Azhar University, Nasr City, Cairo, Egypt
| | - Abeer M Ali
- Department of Chemistry, Faculty of Science (Girls), Al-Azhar University, Nasr City, Cairo, Egypt
| | - Sadia A Hessein
- Department of Chemistry, Faculty of Science (Girls), Al-Azhar University, Nasr City, Cairo, Egypt
| | - Ahmed A Askar
- Department of Botany and Microbiology, Faculty of Science (Boys), Al-Azhar University, Nasr City, Cairo, Egypt
| | - Eman A Fayed
- Pharmaceutical Organic Chemistry Department, Faculty of Pharmacy (Girls), Al-Azhar University, Cairo, Egypt
| | - Doaa M Elsisi
- Department of Chemistry, Faculty of Science (Girls), Al-Azhar University, Nasr City, Cairo, Egypt.
| | - Ahmed Ragab
- Department of Chemistry, Faculty of Science (Boys), Al-Azhar University, Nasr City, Cairo, Egypt.
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Synthesis and molecular docking study of some 3,4-dihydrothieno[2,3-d]pyrimidine derivatives as potential antimicrobial agents. Bioorg Chem 2019; 88:102934. [DOI: 10.1016/j.bioorg.2019.102934] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/07/2019] [Revised: 03/11/2019] [Accepted: 03/30/2019] [Indexed: 01/21/2023]
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21
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Synthesis of pyrazolo-1,2,4-triazolo[4,3-a]quinoxalines as antimicrobial agents with potential inhibition of DHPS enzyme. Future Med Chem 2018; 10:2155-2175. [PMID: 30088415 DOI: 10.4155/fmc-2018-0082] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023] Open
Abstract
AIM The development of a new class of antimicrobial agents is the optimal lifeline to scrap the escalating jeopardy of drug resistance. EXPERIMENTAL This study aims to design and synthesize a series of pyrazolo-1,2,4-triazolo[4,3-a]quinoxalines, to develop agents having antimicrobial activity through potential inhibition of dihyropteroate synthase enzyme. The target compounds have been evaluated for their in-vitro antimicrobial activity. RESULTS & DISCUSSION Compounds 5b, 5c were equipotent (minimal inhibitory concentration = 12.5 μg/ml) to ampicillin. The docking patterns of 5b and 5c demonstrated that both fit into Bacillus Anthracis dihydropteroate synthase pterin and p-amino benzoic acid-binding pockets. Moreover, their physicochemical properties and pharmacokinetic profiles recommend that they can be considered drug-like candidates. The results highlight some significant information for the future design of lead compounds as antimicrobial agents.
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Achermann S, Bianco V, Mansfeldt CB, Vogler B, Kolvenbach BA, Corvini PFX, Fenner K. Biotransformation of Sulfonamide Antibiotics in Activated Sludge: The Formation of Pterin-Conjugates Leads to Sustained Risk. ENVIRONMENTAL SCIENCE & TECHNOLOGY 2018; 52:6265-6274. [PMID: 29706069 DOI: 10.1021/acs.est.7b06716] [Citation(s) in RCA: 82] [Impact Index Per Article: 13.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/12/2023]
Abstract
The presence of antibiotics in treated wastewater and consequently in surface and groundwater resources raises concerns about the formation and spread of antibiotic resistance. Improving the removal of antibiotics during wastewater treatment therefore is a prime objective of environmental engineering. Here we obtained a detailed picture of the fate of sulfonamide antibiotics during activated sludge treatment using a combination of analytical methods. We show that pterin-sulfonamide conjugates, which are formed when sulfonamides interact with their target enzyme to inhibit folic acid synthesis, represent a major biotransformation route for sulfonamides in laboratory batch experiments with activated sludge. The same major conjugates were also present in the effluents of nine Swiss wastewater treatment plants. The demonstration of this biotransformation route, which is related to bacterial growth, helps explain seemingly contradictory views on optimal conditions for sulfonamide removal. More importantly, since pterin-sulfonamide conjugates show retained antibiotic activity, our findings suggest that risk from exposure to sulfonamide antibiotics may be less reduced during wastewater treatment than previously assumed. Our results thus further emphasize the inadequacy of focusing on parent compound removal and the importance of investigating biotransformation pathways and removal of bioactivity to properly assess contaminant removal in both engineered and natural systems.
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Affiliation(s)
- Stefan Achermann
- Swiss Federal Institute of Aquatic Science and Technology , Eawag , 8600 Dübendorf , Switzerland
- Institute of Biogeochemistry and Pollutant Dynamics, ETH Zürich , 8092 Zürich , Switzerland
| | - Valeria Bianco
- Swiss Federal Institute of Aquatic Science and Technology , Eawag , 8600 Dübendorf , Switzerland
- Institute of Biogeochemistry and Pollutant Dynamics, ETH Zürich , 8092 Zürich , Switzerland
| | - Cresten B Mansfeldt
- Swiss Federal Institute of Aquatic Science and Technology , Eawag , 8600 Dübendorf , Switzerland
| | - Bernadette Vogler
- Swiss Federal Institute of Aquatic Science and Technology , Eawag , 8600 Dübendorf , Switzerland
| | - Boris A Kolvenbach
- Institute for Ecopreneurship, School of Life Sciences , University of Applied Sciences and Arts Northwestern Switzerland , 4132 Muttenz , Switzerland
| | - Philippe F X Corvini
- Institute for Ecopreneurship, School of Life Sciences , University of Applied Sciences and Arts Northwestern Switzerland , 4132 Muttenz , Switzerland
- State Key Laboratory for Pollution Control and Resource Reuse, School of the Environment , Nanjing University , Nanjing 210093 , PR China
| | - Kathrin Fenner
- Swiss Federal Institute of Aquatic Science and Technology , Eawag , 8600 Dübendorf , Switzerland
- Institute of Biogeochemistry and Pollutant Dynamics, ETH Zürich , 8092 Zürich , Switzerland
- Department of Chemistry , University of Zürich , 8057 Zürich , Switzerland
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B. Bakr R, A. A. Elkanzi N, A. Ghoneim A, M. N. Moustafa S. Synhesis, Molecular Docking Studies and in vitro Antimicrobial Evaluation of Novel Pyrimido[1,2-a]quinoxaline and Triazino[4,3-a]quinoxaline Derivatives. HETEROCYCLES 2018. [DOI: 10.3987/com-18-13955] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
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