Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus

Large amounts of insecticides bring selection pressure and then develop insecticide resistance in Aedes albopictus. This study demonstrated for the first time the effect of pyrethroid exposure on the internal microbiota in Ae. albopictus. 36, 48, 57 strains of virgin adult Ae. albopictus were expose...

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Main Authors: Xiao Wei, Hong Peng, Yan Li, Biao Meng, Shichao Wang, Shanzheng Bi, Xiangna Zhao
Format: Article
Language:English
Published: Elsevier 2023-03-01
Series:Ecotoxicology and Environmental Safety
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0147651323000830
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author Xiao Wei
Hong Peng
Yan Li
Biao Meng
Shichao Wang
Shanzheng Bi
Xiangna Zhao
author_facet Xiao Wei
Hong Peng
Yan Li
Biao Meng
Shichao Wang
Shanzheng Bi
Xiangna Zhao
author_sort Xiao Wei
collection DOAJ
description Large amounts of insecticides bring selection pressure and then develop insecticide resistance in Aedes albopictus. This study demonstrated for the first time the effect of pyrethroid exposure on the internal microbiota in Ae. albopictus. 36, 48, 57 strains of virgin adult Ae. albopictus were exposed to the pyrethroids deltamethrin (Dme group), β-cypermethrin (Bcy group), and cis-permethrin (Cper group), respectively, with n-hexane exposure (Hex group) as the controls (n = 36). The internal microbiota community and functions were analyzed based on the metagenomic analysis. The analysis of similarity (ANOSIM) results showed that the Hex/Bcy (p = 0.001), Hex/Cper (p = 0.006), Hex/Dme (p = 0.001) groups were well separated, and the internal microbes of Ae. albopictus vary in the composition and functions depending on the type of pyrethroid insecticide they are applied. Four short chain fatty acid-producing genera, Butyricimonas, Prevotellaceae, Anaerococcus, Pseudorhodobacter were specifically absent in the pyrethroid-exposed mosquitoes. Morganella and Streptomyces were significantly enriched in cis-permethrin-exposed mosquitoes. Wolbachia and Chryseobacterium showed significant enrichment in β-cypermethrin-exposed mosquitoes. Pseudomonas was significantly abundant in deltamethrin-exposed mosquitoes. The significant proliferation of these bacteria may be closely related to insecticide metabolism. Our study recapitulated a specifically enhanced metabolic networks relevant to the exposure to cis-permethrin and β-cypermethrin, respectively. Benzaldehyde dehydrogenase (EC 1.2.1.28), key enzyme in aromatic compounds metabolism, was detected enhanced in cis-permethrin and β-cypermethrin exposed mosquitoes. The internal microbiota metabolism of aromatic compounds may be important influencing factors for pyrethroid resistance. Future work will be needed to elucidate the specific mechanisms by which mosquito microbiota influences host resistance and vector ability.
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spelling doaj.art-f2b5e3b4d9f142dca2226c0062dabf872023-02-20T04:08:33ZengElsevierEcotoxicology and Environmental Safety0147-65132023-03-01252114579Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictusXiao Wei0Hong Peng1Yan Li2Biao Meng3Shichao Wang4Shanzheng Bi5Xiangna Zhao6Centers for Disease Control and Prevention of PLA, Beijing, ChinaCenters for Disease Control and Prevention of PLA, Beijing, ChinaCenters for Disease Control and Prevention of PLA, Beijing, ChinaCenters for Disease Control and Prevention of PLA, Beijing, China; Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, Hefei, ChinaCenters for Disease Control and Prevention of PLA, Beijing, ChinaCenters for Disease Control and Prevention of PLA, Beijing, ChinaCenters for Disease Control and Prevention of PLA, Beijing, China; Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, Hefei, China; Corresponding author at: Centers for Disease Control and Prevention of PLA, Beijing, China.Large amounts of insecticides bring selection pressure and then develop insecticide resistance in Aedes albopictus. This study demonstrated for the first time the effect of pyrethroid exposure on the internal microbiota in Ae. albopictus. 36, 48, 57 strains of virgin adult Ae. albopictus were exposed to the pyrethroids deltamethrin (Dme group), β-cypermethrin (Bcy group), and cis-permethrin (Cper group), respectively, with n-hexane exposure (Hex group) as the controls (n = 36). The internal microbiota community and functions were analyzed based on the metagenomic analysis. The analysis of similarity (ANOSIM) results showed that the Hex/Bcy (p = 0.001), Hex/Cper (p = 0.006), Hex/Dme (p = 0.001) groups were well separated, and the internal microbes of Ae. albopictus vary in the composition and functions depending on the type of pyrethroid insecticide they are applied. Four short chain fatty acid-producing genera, Butyricimonas, Prevotellaceae, Anaerococcus, Pseudorhodobacter were specifically absent in the pyrethroid-exposed mosquitoes. Morganella and Streptomyces were significantly enriched in cis-permethrin-exposed mosquitoes. Wolbachia and Chryseobacterium showed significant enrichment in β-cypermethrin-exposed mosquitoes. Pseudomonas was significantly abundant in deltamethrin-exposed mosquitoes. The significant proliferation of these bacteria may be closely related to insecticide metabolism. Our study recapitulated a specifically enhanced metabolic networks relevant to the exposure to cis-permethrin and β-cypermethrin, respectively. Benzaldehyde dehydrogenase (EC 1.2.1.28), key enzyme in aromatic compounds metabolism, was detected enhanced in cis-permethrin and β-cypermethrin exposed mosquitoes. The internal microbiota metabolism of aromatic compounds may be important influencing factors for pyrethroid resistance. Future work will be needed to elucidate the specific mechanisms by which mosquito microbiota influences host resistance and vector ability.http://www.sciencedirect.com/science/article/pii/S0147651323000830Aedes aegyptiInternal microbiotaPyrethroidAromatic compoundsBenzaldehyde dehydrogenase
spellingShingle Xiao Wei
Hong Peng
Yan Li
Biao Meng
Shichao Wang
Shanzheng Bi
Xiangna Zhao
Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus
Ecotoxicology and Environmental Safety
Aedes aegypti
Internal microbiota
Pyrethroid
Aromatic compounds
Benzaldehyde dehydrogenase
title Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus
title_full Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus
title_fullStr Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus
title_full_unstemmed Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus
title_short Pyrethroids exposure alters the community and function of the internal microbiota in Aedes albopictus
title_sort pyrethroids exposure alters the community and function of the internal microbiota in aedes albopictus
topic Aedes aegypti
Internal microbiota
Pyrethroid
Aromatic compounds
Benzaldehyde dehydrogenase
url http://www.sciencedirect.com/science/article/pii/S0147651323000830
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