Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi

Detalhes bibliográficos
Autor(a) principal: Duarte, Sónia
Data de Publicação: 2022
Outros Autores: Magro, Ana, Tomás, Joanna, Hilário, Carolina, Ferreira, Ricardo Boavida, Carvalho, Maria Otilia
Tipo de documento: Artigo
Idioma: eng
Título da fonte: Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
Texto Completo: http://hdl.handle.net/10400.5/26019
Resumo: Tribolium castaneum (Herbst) adults produce 1,4-benzoquinone (BQ), methyl-1,4-benzoquinone (MBQ), and ethyl-1,4-benzoquinone (EBQ). These components are chemical defenses used as repellents and irritants, and BQ has a negative impact on the growth of some fungal species. In this work, the inhibitory and/or lethal effects of these benzoquinones on the development of six fungi identified inmaize, namely Aspergillus flavus, A. fumigatus, A. niger, Fusarium sp., Penicillium sp., and Trichoderma sp., were evaluated. Ten-day-long disk diffusion trials were performed using benzoquinones. The experiments simulated the activity of BQ (B1) or “EBQ +MBQ” (B2) released by 40-day-old insect adults (n = 200), considering a total average release of 45 g per adult. Inhibition halos imposed by benzoquinones on fungal growth showed a significant effect when compared with the controls (water and solvent). Mycelial growth was decreased for all fungi, with the level of response depending on the fungal species. B1 and B2 displayed an inhibitory effect against all fungi, but Trichoderma sp. and A. niger showed rapid recoveries. B2 showed a lethal effect on Penicillium sp. The inhibitory and lethal activities of benzoquinones released by T. castaneum adults may contribute to regulate fungal growth, and understanding their interaction is important to develop innovative control strategies
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spelling Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungibenzoquinonesstored maize fungiTribolium castaneumTribolium castaneum (Herbst) adults produce 1,4-benzoquinone (BQ), methyl-1,4-benzoquinone (MBQ), and ethyl-1,4-benzoquinone (EBQ). These components are chemical defenses used as repellents and irritants, and BQ has a negative impact on the growth of some fungal species. In this work, the inhibitory and/or lethal effects of these benzoquinones on the development of six fungi identified inmaize, namely Aspergillus flavus, A. fumigatus, A. niger, Fusarium sp., Penicillium sp., and Trichoderma sp., were evaluated. Ten-day-long disk diffusion trials were performed using benzoquinones. The experiments simulated the activity of BQ (B1) or “EBQ +MBQ” (B2) released by 40-day-old insect adults (n = 200), considering a total average release of 45 g per adult. Inhibition halos imposed by benzoquinones on fungal growth showed a significant effect when compared with the controls (water and solvent). Mycelial growth was decreased for all fungi, with the level of response depending on the fungal species. B1 and B2 displayed an inhibitory effect against all fungi, but Trichoderma sp. and A. niger showed rapid recoveries. B2 showed a lethal effect on Penicillium sp. The inhibitory and lethal activities of benzoquinones released by T. castaneum adults may contribute to regulate fungal growth, and understanding their interaction is important to develop innovative control strategiesMDPIRepositório da Universidade de LisboaDuarte, SóniaMagro, AnaTomás, JoannaHilário, CarolinaFerreira, Ricardo BoavidaCarvalho, Maria Otilia2022-11-11T14:29:11Z20222022-01-01T00:00:00Zinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleapplication/pdfhttp://hdl.handle.net/10400.5/26019engDuarte, S.; Magro, A.; Tomás, J.; Hilário, C.; Ferreira, R.B.; Carvalho, M.O. Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi. Insects 2022, 13, 868https://doi.org/10.3390/ insects13100868info:eu-repo/semantics/openAccessreponame:Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)instname:Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informaçãoinstacron:RCAAP2023-03-06T14:55:32Zoai:www.repository.utl.pt:10400.5/26019Portal AgregadorONGhttps://www.rcaap.pt/oai/openaireopendoar:71602024-03-19T17:09:43.437403Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) - Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informaçãofalse
dc.title.none.fl_str_mv Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
title Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
spellingShingle Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
Duarte, Sónia
benzoquinones
stored maize fungi
Tribolium castaneum
title_short Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
title_full Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
title_fullStr Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
title_full_unstemmed Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
title_sort Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi
author Duarte, Sónia
author_facet Duarte, Sónia
Magro, Ana
Tomás, Joanna
Hilário, Carolina
Ferreira, Ricardo Boavida
Carvalho, Maria Otilia
author_role author
author2 Magro, Ana
Tomás, Joanna
Hilário, Carolina
Ferreira, Ricardo Boavida
Carvalho, Maria Otilia
author2_role author
author
author
author
author
dc.contributor.none.fl_str_mv Repositório da Universidade de Lisboa
dc.contributor.author.fl_str_mv Duarte, Sónia
Magro, Ana
Tomás, Joanna
Hilário, Carolina
Ferreira, Ricardo Boavida
Carvalho, Maria Otilia
dc.subject.por.fl_str_mv benzoquinones
stored maize fungi
Tribolium castaneum
topic benzoquinones
stored maize fungi
Tribolium castaneum
description Tribolium castaneum (Herbst) adults produce 1,4-benzoquinone (BQ), methyl-1,4-benzoquinone (MBQ), and ethyl-1,4-benzoquinone (EBQ). These components are chemical defenses used as repellents and irritants, and BQ has a negative impact on the growth of some fungal species. In this work, the inhibitory and/or lethal effects of these benzoquinones on the development of six fungi identified inmaize, namely Aspergillus flavus, A. fumigatus, A. niger, Fusarium sp., Penicillium sp., and Trichoderma sp., were evaluated. Ten-day-long disk diffusion trials were performed using benzoquinones. The experiments simulated the activity of BQ (B1) or “EBQ +MBQ” (B2) released by 40-day-old insect adults (n = 200), considering a total average release of 45 g per adult. Inhibition halos imposed by benzoquinones on fungal growth showed a significant effect when compared with the controls (water and solvent). Mycelial growth was decreased for all fungi, with the level of response depending on the fungal species. B1 and B2 displayed an inhibitory effect against all fungi, but Trichoderma sp. and A. niger showed rapid recoveries. B2 showed a lethal effect on Penicillium sp. The inhibitory and lethal activities of benzoquinones released by T. castaneum adults may contribute to regulate fungal growth, and understanding their interaction is important to develop innovative control strategies
publishDate 2022
dc.date.none.fl_str_mv 2022-11-11T14:29:11Z
2022
2022-01-01T00:00:00Z
dc.type.status.fl_str_mv info:eu-repo/semantics/publishedVersion
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
format article
status_str publishedVersion
dc.identifier.uri.fl_str_mv http://hdl.handle.net/10400.5/26019
url http://hdl.handle.net/10400.5/26019
dc.language.iso.fl_str_mv eng
language eng
dc.relation.none.fl_str_mv Duarte, S.; Magro, A.; Tomás, J.; Hilário, C.; Ferreira, R.B.; Carvalho, M.O. Antifungal Activity of Benzoquinones Produced by Tribolium castaneum in Maize-Associated Fungi. Insects 2022, 13, 868
https://doi.org/10.3390/ insects13100868
dc.rights.driver.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv MDPI
publisher.none.fl_str_mv MDPI
dc.source.none.fl_str_mv reponame:Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
instname:Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informação
instacron:RCAAP
instname_str Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informação
instacron_str RCAAP
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reponame_str Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
collection Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
repository.name.fl_str_mv Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos) - Agência para a Sociedade do Conhecimento (UMIC) - FCT - Sociedade da Informação
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