Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases

To get inside the properties of N,N-disubstituted Schiff bases, we synthesized three high-yielding benzaldehyde Schiff bases. We used the reaction between salicylaldehyde and different diamine compounds, including diamine, ethanediamine, and o-phenylenediamine, determining the structure of obtained...

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Main Authors: Heng Luo, Yu-fen Xia, Bao-fei Sun, Li-rong Huang, Xing-hui Wang, Hua-yong Lou, Xu-hui Zhu, Wei-dong Pan, Xiao-dong Zhang
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Biochemistry Research International
Online Access:http://dx.doi.org/10.1155/2017/6257240
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author Heng Luo
Yu-fen Xia
Bao-fei Sun
Li-rong Huang
Xing-hui Wang
Hua-yong Lou
Xu-hui Zhu
Wei-dong Pan
Xiao-dong Zhang
author_facet Heng Luo
Yu-fen Xia
Bao-fei Sun
Li-rong Huang
Xing-hui Wang
Hua-yong Lou
Xu-hui Zhu
Wei-dong Pan
Xiao-dong Zhang
author_sort Heng Luo
collection DOAJ
description To get inside the properties of N,N-disubstituted Schiff bases, we synthesized three high-yielding benzaldehyde Schiff bases. We used the reaction between salicylaldehyde and different diamine compounds, including diamine, ethanediamine, and o-phenylenediamine, determining the structure of obtained molecules by nuclear magnetic resonance spectroscopy and electrospray ionization mass spectroscopy. We thus evaluated the microbicidal and antitumor activity of these compounds, showing that salicylaldehyde-hydrazine hydrate Schiff base (compound 1a) significantly inhibited the growth of S. aureus; salicylaldehyde-o-phenylenediamine Schiff base (compound 1c) displayed a strong capability to inhibit the proliferation of leukemia cell lines K562 and HEL. Moreover, we observed that the antibacterial action of 1a might be associated with the regulation of the expression of key virulence genes in S. aureus. Compound 1c resulted in a strong apoptotic activity against leukemia cells, also affecting the cell cycle distribution. Overall, our novel N,N-disubstituted Schiff bases possess unique antibacterial or antitumor activities that exhibit the potent application prospect in prophylactic or therapeutic interventions, providing new insights for developing new antibacterial and anticancer chemical agents.
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institution Kabale University
issn 2090-2247
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publishDate 2017-01-01
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series Biochemistry Research International
spelling doaj-art-c50f02462e284751af3231d4bd5a792a2025-02-03T05:53:44ZengWileyBiochemistry Research International2090-22472090-22552017-01-01201710.1155/2017/62572406257240Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff BasesHeng Luo0Yu-fen Xia1Bao-fei Sun2Li-rong Huang3Xing-hui Wang4Hua-yong Lou5Xu-hui Zhu6Wei-dong Pan7Xiao-dong Zhang8Beijing Chao-Yang Hospital, Capital Medical University, Beijing 100043, ChinaState Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guizhou 550014, ChinaGuizhou Medical University, Guizhou 550025, ChinaState Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guizhou 550014, ChinaState Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guizhou 550014, ChinaState Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guizhou 550014, ChinaBeijing Chao-Yang Hospital, Capital Medical University, Beijing 100043, ChinaState Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Guizhou 550014, ChinaBeijing Chao-Yang Hospital, Capital Medical University, Beijing 100043, ChinaTo get inside the properties of N,N-disubstituted Schiff bases, we synthesized three high-yielding benzaldehyde Schiff bases. We used the reaction between salicylaldehyde and different diamine compounds, including diamine, ethanediamine, and o-phenylenediamine, determining the structure of obtained molecules by nuclear magnetic resonance spectroscopy and electrospray ionization mass spectroscopy. We thus evaluated the microbicidal and antitumor activity of these compounds, showing that salicylaldehyde-hydrazine hydrate Schiff base (compound 1a) significantly inhibited the growth of S. aureus; salicylaldehyde-o-phenylenediamine Schiff base (compound 1c) displayed a strong capability to inhibit the proliferation of leukemia cell lines K562 and HEL. Moreover, we observed that the antibacterial action of 1a might be associated with the regulation of the expression of key virulence genes in S. aureus. Compound 1c resulted in a strong apoptotic activity against leukemia cells, also affecting the cell cycle distribution. Overall, our novel N,N-disubstituted Schiff bases possess unique antibacterial or antitumor activities that exhibit the potent application prospect in prophylactic or therapeutic interventions, providing new insights for developing new antibacterial and anticancer chemical agents.http://dx.doi.org/10.1155/2017/6257240
spellingShingle Heng Luo
Yu-fen Xia
Bao-fei Sun
Li-rong Huang
Xing-hui Wang
Hua-yong Lou
Xu-hui Zhu
Wei-dong Pan
Xiao-dong Zhang
Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases
Biochemistry Research International
title Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases
title_full Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases
title_fullStr Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases
title_full_unstemmed Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases
title_short Synthesis and Evaluation of In Vitro Antibacterial and Antitumor Activities of Novel N,N-Disubstituted Schiff Bases
title_sort synthesis and evaluation of in vitro antibacterial and antitumor activities of novel n n disubstituted schiff bases
url http://dx.doi.org/10.1155/2017/6257240
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