Solid-state fermentation with orange waste: optimization of Laccase production from Pleurotus pulmonarius CCB-20 and decolorization of synthetic dyes
Acta sci., Biol. sci
; Acta sci., Biol. sci;42: e52699, fev. 2020. tab, graf
Article
em En
| LILACS, VETINDEX
| ID: biblio-1460910
Biblioteca responsável:
BR68.1
Localização: BR68.1
ABSTRACT
Laccases are oxidoreductase enzymes that have the ability to oxidize phenolic substrates. Its biotechnological potential has been greatly explored in many areas as biotechnology industry, bioremediation of dyes, food industry and environmental microbiology. The aim of this study was maximize the laccase production by Pleurotus pulmonarius (Fr.) Quélet in solid-state fermentation (SSF) using orange waste as substrate. After optimization the capability of the crude laccase to decolorize dyes was analyzed. The fermentation medium in the solid-state was optimized by applying a factorial design. After statistics optimization, laccase activity increased two times. The laccase activity appears to be correlated with the ability of crude extract to decolorize some industrial dyes. The optimized laccase was characterized with respect to optimum pH, influence of temperature and salts. Our results demonstrate that P. pulmonarius was an efficient producer of an important industrial enzyme, laccase, in a cheap solid-state system using orange waste as substrate.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
VETINDEX
/
LILACS
Assunto principal:
Pleurotus
/
Citrus sinensis
/
Lacase
Idioma:
En
Revista:
Acta Sci. Biol. Sci.
/
Acta sci., Biol. sci
Assunto da revista:
BIOLOGIA
Ano de publicação:
2020
Tipo de documento:
Article
País de afiliação:
Brasil
País de publicação:
Brasil