Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.

Continuous use of the pesticide chlorpyrifos has resulted in harmful contaminations in environment and species. Based on a chlorpyrifos-degrading fungus Cladosporium cladosporioides strain Hu-01 (collection number: CCTCC M 20711), a fungal wettable powder preparation was developed aiming to efficien...

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Main Authors: Jie Liu, Yue He, Shaohua Chen, Ying Xiao, Meiying Hu, Guohua Zhong
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4111614?pdf=render
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author Jie Liu
Yue He
Shaohua Chen
Ying Xiao
Meiying Hu
Guohua Zhong
author_facet Jie Liu
Yue He
Shaohua Chen
Ying Xiao
Meiying Hu
Guohua Zhong
author_sort Jie Liu
collection DOAJ
description Continuous use of the pesticide chlorpyrifos has resulted in harmful contaminations in environment and species. Based on a chlorpyrifos-degrading fungus Cladosporium cladosporioides strain Hu-01 (collection number: CCTCC M 20711), a fungal wettable powder preparation was developed aiming to efficiently remove chlorpyrifos residues from vegetables. The formula was determined to be 11.0% of carboxymethyl cellulose-Na, 9.0% of polyethylene glycol 6000, 5.0% of primary alcohol ethoxylate, 2.5% of glycine, 5.0% of fucose, 27.5% of kaolin and 40% of freeze dried fungi by response surface methodology (RSM). The results of quality inspection indicated that the fungal preparation could reach manufacturing standards. Finally, the degradation of chlorpyrifos by this fungal preparation was determined on pre-harvest cabbage. Compared to the controls without fungal preparation, the degradation of chlorpyrifos on cabbages, which was sprayed with the fungal preparation, was up to 91% after 7 d. These results suggested this freeze-dried fungal wettable powder may possess potential for biodegradation of chlorpyrifos residues on vegetables and provide a potential strategy for food and environment safety against pesticide residues.
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spelling doaj.art-5beac288a13a472cbe3ed658a01459022022-12-21T20:09:14ZengPublic Library of Science (PLoS)PLoS ONE1932-62032014-01-0197e10355810.1371/journal.pone.0103558Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.Jie LiuYue HeShaohua ChenYing XiaoMeiying HuGuohua ZhongContinuous use of the pesticide chlorpyrifos has resulted in harmful contaminations in environment and species. Based on a chlorpyrifos-degrading fungus Cladosporium cladosporioides strain Hu-01 (collection number: CCTCC M 20711), a fungal wettable powder preparation was developed aiming to efficiently remove chlorpyrifos residues from vegetables. The formula was determined to be 11.0% of carboxymethyl cellulose-Na, 9.0% of polyethylene glycol 6000, 5.0% of primary alcohol ethoxylate, 2.5% of glycine, 5.0% of fucose, 27.5% of kaolin and 40% of freeze dried fungi by response surface methodology (RSM). The results of quality inspection indicated that the fungal preparation could reach manufacturing standards. Finally, the degradation of chlorpyrifos by this fungal preparation was determined on pre-harvest cabbage. Compared to the controls without fungal preparation, the degradation of chlorpyrifos on cabbages, which was sprayed with the fungal preparation, was up to 91% after 7 d. These results suggested this freeze-dried fungal wettable powder may possess potential for biodegradation of chlorpyrifos residues on vegetables and provide a potential strategy for food and environment safety against pesticide residues.http://europepmc.org/articles/PMC4111614?pdf=render
spellingShingle Jie Liu
Yue He
Shaohua Chen
Ying Xiao
Meiying Hu
Guohua Zhong
Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.
PLoS ONE
title Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.
title_full Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.
title_fullStr Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.
title_full_unstemmed Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.
title_short Development of a freeze-dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables.
title_sort development of a freeze dried fungal wettable powder preparation able to biodegrade chlorpyrifos on vegetables
url http://europepmc.org/articles/PMC4111614?pdf=render
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