Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli

Abstract This paper studied the inhibitory effects of dithiocyano-methane (DM) on the glucose decomposition pathway in the respiratory metabolism of Escherichia coli. We investigated the effects of DM on the activities of key enzymes (ATPase and glucose-6-phosphate dehydrogenase, G6PDH), the levels...

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Main Authors: Yanfeng Chen, Wenjie Ke, Huabin Qin, Siwei Chen, Limei Qin, Ying Yang, Hui Yu, Yuansheng Tan
Format: Article
Language:English
Published: SpringerOpen 2020-11-01
Series:AMB Express
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13568-020-01142-z
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author Yanfeng Chen
Wenjie Ke
Huabin Qin
Siwei Chen
Limei Qin
Ying Yang
Hui Yu
Yuansheng Tan
author_facet Yanfeng Chen
Wenjie Ke
Huabin Qin
Siwei Chen
Limei Qin
Ying Yang
Hui Yu
Yuansheng Tan
author_sort Yanfeng Chen
collection DOAJ
description Abstract This paper studied the inhibitory effects of dithiocyano-methane (DM) on the glucose decomposition pathway in the respiratory metabolism of Escherichia coli. We investigated the effects of DM on the activities of key enzymes (ATPase and glucose-6-phosphate dehydrogenase, G6PDH), the levels of key product (nicotinamide adenosine denucleotide hydro-phosphoric acid, NADPH), and gene expression in the hexose monophosphate pathway (HMP). The results showed that the minimum inhibitory concentration (MIC) and the minimum bactericide concentration (MBC) of DM against the tested strains were 5.86 mg/L and 11.72 mg/L, respectively. Bacteria exposed to DM at MIC demonstrated an increase in bacterial ATPase and G6PDH activities, NADPH levels, and gene expression in the HMP pathway compared to bacteria in the control group, which could be interpreted as a behavioral response to stress introduced by DM. However, DM at a lethal concentration of 10 × MIC affected glucose decomposition by inhibiting mainly the HMP pathway in E. coli.
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spelling doaj.art-93750a9fc35043bfbacaeaf22b5e743e2022-12-22T01:23:24ZengSpringerOpenAMB Express2191-08552020-11-0110111110.1186/s13568-020-01142-zEffect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coliYanfeng Chen0Wenjie Ke1Huabin Qin2Siwei Chen3Limei Qin4Ying Yang5Hui Yu6Yuansheng Tan7Guangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityGuangdong Provincial Key Laboratory of Animal Molecular Design and Precise Breeding, Key Laboratory of Animal Molecular Design and Precise Breeding of Guangdong Higher Education Institutes, School of Life Science and Engineering, Foshan UniversityAbstract This paper studied the inhibitory effects of dithiocyano-methane (DM) on the glucose decomposition pathway in the respiratory metabolism of Escherichia coli. We investigated the effects of DM on the activities of key enzymes (ATPase and glucose-6-phosphate dehydrogenase, G6PDH), the levels of key product (nicotinamide adenosine denucleotide hydro-phosphoric acid, NADPH), and gene expression in the hexose monophosphate pathway (HMP). The results showed that the minimum inhibitory concentration (MIC) and the minimum bactericide concentration (MBC) of DM against the tested strains were 5.86 mg/L and 11.72 mg/L, respectively. Bacteria exposed to DM at MIC demonstrated an increase in bacterial ATPase and G6PDH activities, NADPH levels, and gene expression in the HMP pathway compared to bacteria in the control group, which could be interpreted as a behavioral response to stress introduced by DM. However, DM at a lethal concentration of 10 × MIC affected glucose decomposition by inhibiting mainly the HMP pathway in E. coli.http://link.springer.com/article/10.1186/s13568-020-01142-zDithiocyano-methaneHexose monophosphate pathwayRespiratory metabolismEscherichia coli
spellingShingle Yanfeng Chen
Wenjie Ke
Huabin Qin
Siwei Chen
Limei Qin
Ying Yang
Hui Yu
Yuansheng Tan
Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli
AMB Express
Dithiocyano-methane
Hexose monophosphate pathway
Respiratory metabolism
Escherichia coli
title Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli
title_full Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli
title_fullStr Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli
title_full_unstemmed Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli
title_short Effect of dithiocyano-methane on hexose monophosphate pathway in the respiratory metabolism of Escherichia coli
title_sort effect of dithiocyano methane on hexose monophosphate pathway in the respiratory metabolism of escherichia coli
topic Dithiocyano-methane
Hexose monophosphate pathway
Respiratory metabolism
Escherichia coli
url http://link.springer.com/article/10.1186/s13568-020-01142-z
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