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Registro Completo |
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Biblioteca(s): |
Embrapa Instrumentação. |
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Data corrente: |
11/08/2022 |
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Data da última atualização: |
23/01/2024 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
CAETANO, A. R. S.; CARDOSO, M. G.; RESENDE, M. L. V.; CHALFUON, S. M.; MARTINS, M. A.; GOMES, H. G.; ANDRADE, M. E. R.; BRANDÃO, R. M.; CAMPOLINA, G. A.; NELSON, D. L.; OLIVEIRA, J. E. de. |
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Afiliação: |
MARIA ALICE MARTINS, CNPDIA. |
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Título: |
Antifungal activity of poly(ε-caprolactone) nanoparticles incorporated with Eucalyptus essential oils against Hemileia vastatrix. |
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Ano de publicação: |
2022 |
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Fonte/Imprenta: |
Letters in Applied Microbiology, 2022. |
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Páginas: |
14 p. |
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ISSN: |
0266-8254 |
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DOI: |
10.1111/lam.13782 |
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Idioma: |
Inglês |
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Conteúdo: |
Coffee (Coffea L.) is one of the main crops produced globally. Its contamination by the fungus Hemileia vastatrix Berkeley and Broome has been economically detrimental for producers. The objective of this work was to extract and characterize the essential oils from Eucalyptus citriodora Hook, Eucalyptus camaldulensis Dehn and Eucalyptus grandis Hill ex Maiden, produce and characterize nanoparticles containing these essential oils and evaluate the in vivo and in vitro antifungal activity of free and nanoencapsulated essential oils. The principal constituent of the essential oil from E. citriodora was citronellal; that from E. grandis was ?-pinene; and that from E. camaldulensis was 1,8-cineol. The in vitro antifungal activity against the fungus H. vastatrix was 100% at a concentration of 1000 ?l l?1 for all the oils and nanoparticles containing these natural products. The sizes of the nanoparticles produced with the essential oils from E. citriodora, E. camaldulensis and E. grandis were 40213 nm, 27533 nm and 3285 nm, respectively, with surface charges of ?118 mV, ?924 mV and ? 676 mV, respectively. Fourier transform infrared analyses proved that the encapsulation of essential oils occurred in the polymeric matrix of poly(?-caprolactone). The incorporation of essential oils into biodegradable poly(?-caprolactone) nanoparticles increased their efficiency as biofungicides in the fight against coffee rust, decreasing the severity of the disease by up to 9075% after treatment with the nanoparticles containing the essential oil from E. grandis. MenosCoffee (Coffea L.) is one of the main crops produced globally. Its contamination by the fungus Hemileia vastatrix Berkeley and Broome has been economically detrimental for producers. The objective of this work was to extract and characterize the essential oils from Eucalyptus citriodora Hook, Eucalyptus camaldulensis Dehn and Eucalyptus grandis Hill ex Maiden, produce and characterize nanoparticles containing these essential oils and evaluate the in vivo and in vitro antifungal activity of free and nanoencapsulated essential oils. The principal constituent of the essential oil from E. citriodora was citronellal; that from E. grandis was ?-pinene; and that from E. camaldulensis was 1,8-cineol. The in vitro antifungal activity against the fungus H. vastatrix was 100% at a concentration of 1000 ?l l?1 for all the oils and nanoparticles containing these natural products. The sizes of the nanoparticles produced with the essential oils from E. citriodora, E. camaldulensis and E. grandis were 40213 nm, 27533 nm and 3285 nm, respectively, with surface charges of ?118 mV, ?924 mV and ? 676 mV, respectively. Fourier transform infrared analyses proved that the encapsulation of essential oils occurred in the polymeric matrix of poly(?-caprolactone). The incorporation of essential oils into biodegradable poly(?-caprolactone) nanoparticles increased their efficiency as biofungicides in the fight against coffee rust, decreasing the severity of the disease by up to 9075% after treatment wit... Mostrar Tudo |
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Palavras-Chave: |
Coffee tree rust; Microbiological activity; Polymeric nanoparticles. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 02505naa a2200313 a 4500
001 2145379
005 2024-01-23
008 2022 bl uuuu u00u1 u #d
022 $a0266-8254
024 7 $a10.1111/lam.13782$2DOI
100 1 $aCAETANO, A. R. S.
245 $aAntifungal activity of poly(ε-caprolactone) nanoparticles incorporated with Eucalyptus essential oils against Hemileia vastatrix.$h[electronic resource]
260 $c2022
300 $a14 p.
520 $aCoffee (Coffea L.) is one of the main crops produced globally. Its contamination by the fungus Hemileia vastatrix Berkeley and Broome has been economically detrimental for producers. The objective of this work was to extract and characterize the essential oils from Eucalyptus citriodora Hook, Eucalyptus camaldulensis Dehn and Eucalyptus grandis Hill ex Maiden, produce and characterize nanoparticles containing these essential oils and evaluate the in vivo and in vitro antifungal activity of free and nanoencapsulated essential oils. The principal constituent of the essential oil from E. citriodora was citronellal; that from E. grandis was ?-pinene; and that from E. camaldulensis was 1,8-cineol. The in vitro antifungal activity against the fungus H. vastatrix was 100% at a concentration of 1000 ?l l?1 for all the oils and nanoparticles containing these natural products. The sizes of the nanoparticles produced with the essential oils from E. citriodora, E. camaldulensis and E. grandis were 40213 nm, 27533 nm and 3285 nm, respectively, with surface charges of ?118 mV, ?924 mV and ? 676 mV, respectively. Fourier transform infrared analyses proved that the encapsulation of essential oils occurred in the polymeric matrix of poly(?-caprolactone). The incorporation of essential oils into biodegradable poly(?-caprolactone) nanoparticles increased their efficiency as biofungicides in the fight against coffee rust, decreasing the severity of the disease by up to 9075% after treatment with the nanoparticles containing the essential oil from E. grandis.
653 $aCoffee tree rust
653 $aMicrobiological activity
653 $aPolymeric nanoparticles
700 1 $aCARDOSO, M. G.
700 1 $aRESENDE, M. L. V.
700 1 $aCHALFUON, S. M.
700 1 $aMARTINS, M. A.
700 1 $aGOMES, H. G.
700 1 $aANDRADE, M. E. R.
700 1 $aBRANDÃO, R. M.
700 1 $aCAMPOLINA, G. A.
700 1 $aNELSON, D. L.
700 1 $aOLIVEIRA, J. E. de
773 $tLetters in Applied Microbiology, 2022.
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| Registros recuperados : 303 | |
| 3. |  | CAETANO, A. R. Revelado o mapa físico do genoma bovino. In: SANTOS, M. G. B. dos. (Org). Artigos técnicos divulgados na mídia: coletânea 2007. Brasília, DF: Embrapa Recursos Genéticos e Biotecnologia, 2007. (Embrapa Recursos Genéticos e Biotecnologia. Documentos, 244). Publicado em 21/08/2007. Disponível em: Cultivar, cultivar210807; Boletim Pecuário, bpecuario210807; Clicnews, clicnews210807; Pets, pets210807; Hotel Virtual, hvirtual210807; Agrosoft, agrosoft210807; Portal Biotecnologia Ufla,...| Tipo: Artigo de Divulgação na Mídia |
| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 11. | | STAFUZZA, N. B.; CAETANO, A. R.; AMARAL, M. E. J. Mapeamento RH dos genes APOM, BDA20 e CRABP2 no genoma bovino. In: CONGRESSO BRASILEIRO DE GENÉTICA, 51., 2005, Águas de Lindóia, SP. A era da genômica: da bioestatística à bioinformática: anais. Ribeirão Preto, SP: Sociedade Brasileira de Genética, 2005. p. 194.| Biblioteca(s): Embrapa Recursos Genéticos e Biotecnologia. |
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| 13. | | FACO, O.; PAIVA, S. R.; LOBO, R. N. B.; VILLELA, L. C. V.; IANELLA, P.; CAETANO, A. R.; CAETANO, A. R.; PIMENTEL, C. M. Núcleo de consercação e melhoramento genético da raça Morada Nova: resultados preliminares. In: XIMENES, L. J. F.; MARTINS, G. A.; MORAIS, O. R. de; COSTA, L. S. de A.; NASCIMENTO, J. L. S. do (Coord.). Ciência e tecnologia na pecuária de caprinos e ovinos. Fortaleza: Banco do Nordeste do Brasil, 2010. Cap. 12. p. 311-337. (Série BNB. Ciência e Tecnologia, 5).| Tipo: Capítulo em Livro Técnico-Científico |
| Biblioteca(s): Embrapa Caprinos e Ovinos. |
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| 15. | | CARDOSO, F. F.; LOPA, T. B. P.; BIEGELMEYER, P.; CAETANO, A. R. Avanços nos programas de avaliação genética aplicados à pecuária de corte. In: JORNADA [DO] NÚCLEO DE ESTUDOS EM SISTEMAS DE PRODUÇÃO DE BOVINOS DE CORTE E CADEIA PRODUTIVA, 8.; SIMPÓSIO INTERNACIONAL SOBRE SISTEMAS DE PRODUÇÃO DE BOVINOS DE CORTE E CADEIA PRODUTIVA, 1., 2013, Porto Alegre. A vez da inovação na pecuária de corte: anais. Porto Alegre: NESPRO-UFRGS: SENAR, 2013. p. 179-196. 1 CD-ROM. Editores: Maria Eugênia Andrighetto Canozzi, Bárbara Bremm, João Batista Gonçalves Costa Júnior, Júlio Otávio Jardim Barcellos.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Pecuária Sul. |
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| Registros recuperados : 303 | |
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