First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease

Abstract Rice bacterial blight (BB), caused by Xanthomonas oryzae pv. oryzae (Xoo), is one of the most destructive diseases in rice-growing regions worldwide. Zinc thiazole is a novel bactericide and has been applied for BB control for 10 years. However, zinc thiazole is highly insoluble in water an...

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Main Authors: Xian Chen, Lan Zhou, Pedro Laborda, Yancun Zhao, Kaihuai Li, Fengquan Liu
Format: Article
Language:English
Published: BMC 2019-10-01
Series:Phytopathology Research
Subjects:
Online Access:http://link.springer.com/article/10.1186/s42483-019-0036-4
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author Xian Chen
Lan Zhou
Pedro Laborda
Yancun Zhao
Kaihuai Li
Fengquan Liu
author_facet Xian Chen
Lan Zhou
Pedro Laborda
Yancun Zhao
Kaihuai Li
Fengquan Liu
author_sort Xian Chen
collection DOAJ
description Abstract Rice bacterial blight (BB), caused by Xanthomonas oryzae pv. oryzae (Xoo), is one of the most destructive diseases in rice-growing regions worldwide. Zinc thiazole is a novel bactericide and has been applied for BB control for 10 years. However, zinc thiazole is highly insoluble in water and in most organic solvents. In this work, we found for the first time that zinc thiazole can be dissolved in dimethyl sulfoxide (DMSO), and the solubility of zinc thiazole in DMSO is more than 20 mg/mL. Dissolved zinc thiazole at 25 μg/mL significantly inhibited the growth of Xoo by 58.81%. Interestingly, zinc thiazole at 25 μg/mL enhanced the cell division and altered the cell wall integrity of Xoo. The application of dissolved zinc thiazole at 100 μg/mL reduced the incidence of rice bacterial blight (BB) by providing 64.71% control efficacy, while zinc thiazole as suspension concentrate (SC) at 100 μg/mL only provided 43.42% control efficacy. Taken together, this study provides for the first time a method for dissolving zinc thiazole, and may help to better understand the antibacterial mechanism of zinc thiazole.
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spelling doaj.art-6fa9a7ff844a47fab967482089d35dcf2022-12-21T18:14:24ZengBMCPhytopathology Research2524-41672019-10-011111010.1186/s42483-019-0036-4First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight diseaseXian Chen0Lan Zhou1Pedro Laborda2Yancun Zhao3Kaihuai Li4Fengquan Liu5Institute of Plant Protection, Jiangsu Key Laboratory for Food Quality and Safety–State Key Laboratory Cultivation Base of Ministry of Science and Technology, Jiangsu Academy of Agricultural SciencesAcademy of Agricultural Science of YanbianSchool of Life Sciences, Nantong UniversityInstitute of Plant Protection, Jiangsu Key Laboratory for Food Quality and Safety–State Key Laboratory Cultivation Base of Ministry of Science and Technology, Jiangsu Academy of Agricultural SciencesInstitute of Plant Protection, Jiangsu Key Laboratory for Food Quality and Safety–State Key Laboratory Cultivation Base of Ministry of Science and Technology, Jiangsu Academy of Agricultural SciencesInstitute of Plant Protection, Jiangsu Key Laboratory for Food Quality and Safety–State Key Laboratory Cultivation Base of Ministry of Science and Technology, Jiangsu Academy of Agricultural SciencesAbstract Rice bacterial blight (BB), caused by Xanthomonas oryzae pv. oryzae (Xoo), is one of the most destructive diseases in rice-growing regions worldwide. Zinc thiazole is a novel bactericide and has been applied for BB control for 10 years. However, zinc thiazole is highly insoluble in water and in most organic solvents. In this work, we found for the first time that zinc thiazole can be dissolved in dimethyl sulfoxide (DMSO), and the solubility of zinc thiazole in DMSO is more than 20 mg/mL. Dissolved zinc thiazole at 25 μg/mL significantly inhibited the growth of Xoo by 58.81%. Interestingly, zinc thiazole at 25 μg/mL enhanced the cell division and altered the cell wall integrity of Xoo. The application of dissolved zinc thiazole at 100 μg/mL reduced the incidence of rice bacterial blight (BB) by providing 64.71% control efficacy, while zinc thiazole as suspension concentrate (SC) at 100 μg/mL only provided 43.42% control efficacy. Taken together, this study provides for the first time a method for dissolving zinc thiazole, and may help to better understand the antibacterial mechanism of zinc thiazole.http://link.springer.com/article/10.1186/s42483-019-0036-4Zinc thiazoleSolubilityAntibacterial effectRice bacterial blightXanthomonas oryzae pv. oryzae
spellingShingle Xian Chen
Lan Zhou
Pedro Laborda
Yancun Zhao
Kaihuai Li
Fengquan Liu
First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease
Phytopathology Research
Zinc thiazole
Solubility
Antibacterial effect
Rice bacterial blight
Xanthomonas oryzae pv. oryzae
title First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease
title_full First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease
title_fullStr First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease
title_full_unstemmed First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease
title_short First method for dissolving zinc thiazole and re-evaluation of its antibacterial properties against rice bacterial blight disease
title_sort first method for dissolving zinc thiazole and re evaluation of its antibacterial properties against rice bacterial blight disease
topic Zinc thiazole
Solubility
Antibacterial effect
Rice bacterial blight
Xanthomonas oryzae pv. oryzae
url http://link.springer.com/article/10.1186/s42483-019-0036-4
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