Author | Ferreira, Tainá N. | |
Author | Barufi, José B. | |
Author | Horta, Paulo A. | |
Author | Castro, Daniele P. | |
Author | Genta, Fernando A. | |
Access date | 2021-09-26T18:31:50Z | |
Available date | 2021-09-26T18:31:50Z | |
Document date | 2021 | |
Citation | FERREIRA, Tainá N. et al. Beta-1,3-glucanase inhibitors in Brazilian brown seaweed. Anais da Academia Brasileira de Ciências, v. 93, n. 3, e20191402, p. 1-7, 2021. | pt_BR |
ISSN | 0001-3765 | pt_BR |
URI | https://www.arca.fiocruz.br/handle/icict/49161 | |
Language | eng | pt_BR |
Publisher | Academia Brasileira de Ciências | pt_BR |
Rights | open access | pt_BR |
Subject in Portuguese | β-1,3-glucanase | pt_BR |
Subject in Portuguese | Inibidor | pt_BR |
Subject in Portuguese | Algas marinhas | pt_BR |
Subject in Portuguese | Gimnospora padina | pt_BR |
Title | Beta-1,3-glucanase inhibitors in Brazilian brown seawed | pt_BR |
Type | Article | pt_BR |
DOI | 10.1590/0001-3765202120191402 | |
Abstract | Beta-1,3-glucanases are enzymes that hydrolyze beta-1,3-glucans, and they are
essential for the metabolism of seaweed, plants and fungi. These enzymes also participate
in the digestion of herbivore and fungivore animals. Because of the importance of these
enzymes in insects, beta-1,3-glucanase inhibitors may be used for the development of
new control strategies against agricultural pests and disease vectors. Beta-1,3-glucanase
inhibitors have been described in the brown seaweed Laminaria cichorioides, but were
never recorded in Brazilian seaweed species. We evaluated the presence of beta-1,3-
glucanase inhibitors in samples of Padina gymnospora, Dictyota sp., Colpomenia sinuosa,
and Lobophora sp., collected in Arraial d’Ajuda (Bahia). Ethanolic or buffer extracts were
used in inhibition tests against the beta-1,3-glucanase of Trichoderma sp. Extracts in
buffer showed no inhibition, but ethanolic extracts from all species showed different
extents of inhibition. Samples from Dictyota sp. and P. gymnospora showed inhibitions
above 75% (absolute ethanol) or 50% (ethanol 50%). In summary, extraction with
absolute ethanol resulted in better inhibitions, and P. gymnospora showed the higher
inhibitions. Brazilian seaweed may be good sources of beta-1,3-glucanase inhibitors for
biochemical and physiological studies of these enzymes. Besides that, these molecules
show potential for the development of new biotechnological tools for insect control. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Bioquímica e Fisiologia de Insetos. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Universidade Federal de Santa Catarina. Laboratório de Ficologia. Departamento de Botânica. Centro de Ciências Biológicas, Campus Universitário Trindade. Florianópolis, SC, Brasil. | pt_BR |
Affilliation | Universidade Federal de Santa Catarina. Laboratório de Ficologia. Departamento de Botânica. Centro de Ciências Biológicas, Campus Universitário Trindade. Florianópolis, SC, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Bioquímica e Fisiologia de Insetos. Rio de Janeiro, RJ, Brasil / 3 Instituto Nacional de Ciência e Tecnologia em Entomologia Molecular (INCT-EM). Centro de Ciências da Saúde. Rio de Janeiro, RJ, Brasil. | pt_BR |
Affilliation | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Bioquímica e Fisiologia de Insetos. Rio de Janeiro, RJ, Brasil / 3 Instituto Nacional de Ciência e Tecnologia em Entomologia Molecular (INCT-EM). Centro de Ciências da Saúde. Rio de Janeiro, RJ, Brasil. | pt_BR |
Subject | β-1,3-glucanase | pt_BR |
Subject | Inhibitor | pt_BR |
Subject | Seaweed | pt_BR |
Subject | Padina gymnospora | pt_BR |
Subject | Trichoderma | pt_BR |