Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria

Periodontal disease (PD) is multifactorial oral disease that damages tooth-supporting tissue. PD treatment includes proper oral hygiene, deep cleaning, antibiotics therapy, and surgery. Despite the availability of basic treatments, some of these are rendered undesirable in PD treatment due to side e...

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Main Authors: Ramasamy Kavitha, Mohammad Auwal Sa’ad, Shivkanya Fuloria, Neeraj Kumar Fuloria, Manickam Ravichandran, Pattabhiraman Lalitha
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Antibiotics
Subjects:
Online Access:https://www.mdpi.com/2079-6382/12/2/306
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author Ramasamy Kavitha
Mohammad Auwal Sa’ad
Shivkanya Fuloria
Neeraj Kumar Fuloria
Manickam Ravichandran
Pattabhiraman Lalitha
author_facet Ramasamy Kavitha
Mohammad Auwal Sa’ad
Shivkanya Fuloria
Neeraj Kumar Fuloria
Manickam Ravichandran
Pattabhiraman Lalitha
author_sort Ramasamy Kavitha
collection DOAJ
description Periodontal disease (PD) is multifactorial oral disease that damages tooth-supporting tissue. PD treatment includes proper oral hygiene, deep cleaning, antibiotics therapy, and surgery. Despite the availability of basic treatments, some of these are rendered undesirable in PD treatment due to side effects and expense. Therefore, the aim of the present study is to develop novel molecules to combat the PD triggering pathogens. The study involved the synthesis of 4-((5-(substituted-phenyl)-1,3,4-oxadiazol-2-yl)methoxy)benzamidine (<b>5a-e</b>), by condensation of 2-(4-carbamimidoylphenoxy)acetohydrazide (<b>3</b>) with different aromatic acids; and synthesis of 4-((4-(substituted benzylideneamino)-4H-1,2,4-triazol-3-yl)methoxy)benzamidine <i>(</i><b>6a-b</b>) by treatment of <b>compound 3</b> with CS<sub>2</sub> followed by hydrazination and a Schiff reaction with different aromatic aldehydes. Synthesized <b>compounds</b> were characterized based on the NMR, FTIR, and mass spectrometric data. To assess the effectiveness of the newly synthesized <b>compound</b> in PD, new <b>compounds</b> were subjected to antimicrobial evaluation against <i>P. gingivalis</i> and <i>E. coli</i> using the micro-broth dilution method. Synthesized <b>compounds</b> were also subjected to cytotoxicity evaluation against HEK-293 cells using an MTT assay. The present study revealed the successful synthesis of heterocyclic derivatives of benzamidine with significant inhibitory potential against <i>P. gingivalis</i> and <i>E. coli</i>. Synthesized <b>compounds</b> exhibited minimal to the absence of cytotoxicity. Significant antimicrobial potential and least/no cytotoxicity of new heterocyclic analogs of benzamidine against PD-triggering bacteria supports their potential application in PD treatment.
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spelling doaj.art-c0e918a6156f423281b2bec16a06a7b32023-11-16T18:43:10ZengMDPI AGAntibiotics2079-63822023-02-0112230610.3390/antibiotics12020306Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering BacteriaRamasamy Kavitha0Mohammad Auwal Sa’ad1Shivkanya Fuloria2Neeraj Kumar Fuloria3Manickam Ravichandran4Pattabhiraman Lalitha5Department of Biotechnology, Faculty of Applied Science, AIMST University, Bedong 08100, Kedah, MalaysiaDepartment of Biotechnology, Faculty of Applied Science, AIMST University, Bedong 08100, Kedah, MalaysiaCentre of Excellence for Biomaterials Engineering, Faculty of Pharmacy, AIMST University, Bedong 08100, Kedah, MalaysiaCentre of Excellence for Biomaterials Engineering, Faculty of Pharmacy, AIMST University, Bedong 08100, Kedah, MalaysiaDepartment of Biotechnology, Faculty of Applied Science, AIMST University, Bedong 08100, Kedah, MalaysiaDepartment of Biochemistry, Faculty of Medicine, AIMST University, Bedong 08100, Kedah, MalaysiaPeriodontal disease (PD) is multifactorial oral disease that damages tooth-supporting tissue. PD treatment includes proper oral hygiene, deep cleaning, antibiotics therapy, and surgery. Despite the availability of basic treatments, some of these are rendered undesirable in PD treatment due to side effects and expense. Therefore, the aim of the present study is to develop novel molecules to combat the PD triggering pathogens. The study involved the synthesis of 4-((5-(substituted-phenyl)-1,3,4-oxadiazol-2-yl)methoxy)benzamidine (<b>5a-e</b>), by condensation of 2-(4-carbamimidoylphenoxy)acetohydrazide (<b>3</b>) with different aromatic acids; and synthesis of 4-((4-(substituted benzylideneamino)-4H-1,2,4-triazol-3-yl)methoxy)benzamidine <i>(</i><b>6a-b</b>) by treatment of <b>compound 3</b> with CS<sub>2</sub> followed by hydrazination and a Schiff reaction with different aromatic aldehydes. Synthesized <b>compounds</b> were characterized based on the NMR, FTIR, and mass spectrometric data. To assess the effectiveness of the newly synthesized <b>compound</b> in PD, new <b>compounds</b> were subjected to antimicrobial evaluation against <i>P. gingivalis</i> and <i>E. coli</i> using the micro-broth dilution method. Synthesized <b>compounds</b> were also subjected to cytotoxicity evaluation against HEK-293 cells using an MTT assay. The present study revealed the successful synthesis of heterocyclic derivatives of benzamidine with significant inhibitory potential against <i>P. gingivalis</i> and <i>E. coli</i>. Synthesized <b>compounds</b> exhibited minimal to the absence of cytotoxicity. Significant antimicrobial potential and least/no cytotoxicity of new heterocyclic analogs of benzamidine against PD-triggering bacteria supports their potential application in PD treatment.https://www.mdpi.com/2079-6382/12/2/306periodontal diseaseperiodontitisheterocyclicsantibacterialbenzamidine
spellingShingle Ramasamy Kavitha
Mohammad Auwal Sa’ad
Shivkanya Fuloria
Neeraj Kumar Fuloria
Manickam Ravichandran
Pattabhiraman Lalitha
Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria
Antibiotics
periodontal disease
periodontitis
heterocyclics
antibacterial
benzamidine
title Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria
title_full Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria
title_fullStr Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria
title_full_unstemmed Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria
title_short Synthesis, Characterization, Cytotoxicity Analysis and Evaluation of Novel Heterocyclic Derivatives of Benzamidine against Periodontal Disease Triggering Bacteria
title_sort synthesis characterization cytotoxicity analysis and evaluation of novel heterocyclic derivatives of benzamidine against periodontal disease triggering bacteria
topic periodontal disease
periodontitis
heterocyclics
antibacterial
benzamidine
url https://www.mdpi.com/2079-6382/12/2/306
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