scholarly journals SECONDARY METABOLITES PRODUCED BY MARINE ACTINOMYCETE STREPTOMYCES SP. G246

2021 ◽  
Vol 59 (1) ◽  
pp. 1
Author(s):  
Doan Thi Mai Huong

In a recent study, we described two new lavandulylated flavonoids, along with eight known compounds from the culture broth of a Streptomyces sp. (strain G246), isolated from the sponge Halichondria panicea, collected in the sea of Son Tra peninsula (Da Nang). A comparison study was conducted to differentiate between solid and liquid fermentation technique for secondary metabolites production of strain G246. In this paper, we report the isolation and structural characterization of 9 secondary metabolites (1-9) from strain G246 by solid state fermentation. Compound 3 was the only one similarity between these fermentation techniques.

BioResources ◽  
2014 ◽  
Vol 9 (4) ◽  
Author(s):  
Valesca Weingartner Montibeller ◽  
Luciana Porto de Souza Vandenberghe ◽  
Antonella Amore ◽  
Carlos Ricardo Soccol ◽  
Leila Birolo ◽  
...  

2016 ◽  
Vol 15 (28) ◽  
pp. 1511-1519 ◽  
Author(s):  
Becker Onofre Sideney ◽  
Abatti Dirceu ◽  
Refosco Douglas ◽  
Antonio Tessaro Amarildo ◽  
Alisson Becker Onofre Jean ◽  
...  

2013 ◽  
Vol 27 (3) ◽  
pp. 3776-3781 ◽  
Author(s):  
Lydia Toscano ◽  
Gisela Montero ◽  
Lourdes Cervantes ◽  
Margarita Stoytcheva ◽  
Velizar Gochev ◽  
...  

2018 ◽  
Vol 81 (1) ◽  
Author(s):  
Halifah Pagarra ◽  
Roshanida A. Rahman ◽  
Nur Izyan Wan Azelee ◽  
Rosli Md Illias

Polygalacturonases represent an important member of pectinases group of enzymes with immense industrial applications. The activity of exo-polygalacturonase produced by Aspergillus niger was studied in solid state fermentation (SSF) using Nephrolepis biserrata leaves as substrate. Central composite design (CCD) was used to optimize four significant variables resulted from the screening process that has been initially analyzed for the production of exo-polygalacturonase which are incubation time, temperature, concentration of pectin and moisture content. The optimum exo-polygalacturonase production obtained was 54.64 U/g at 120 hours of incubation time, temperature at 340C, 5.0 g/L of pectin concentration and 75.26% of moisture content. For partial characterization of exo-polygalacturonase, the optimum temperature and pH were obtained at 50°C and pH 4.0, respectively. SDS-PAGE analysis showed that molecular weight of exo-polygalacturonase were 35 and 71 kDa. This study has revealed a significant production of exo-polygalacturonase by A. niger under SSF using cheap and easily available substrate and thus could found immense potential application in industrial sectors and biotechnology


2019 ◽  
Vol 207 (1) ◽  
pp. 31-42 ◽  
Author(s):  
José Lucas de Almeida Antunes Ferraz ◽  
Lucas Oliveira Souza ◽  
André Gustavo de Araújo Fernandes ◽  
Marcio Luiz Ferreira Oliveira ◽  
Julieta Rangel de Oliveira ◽  
...  

2009 ◽  
Vol 160 (3) ◽  
pp. 682-693 ◽  
Author(s):  
Marcio Antonio Mazutti ◽  
Aline Skrowonski ◽  
Gabriela Boni ◽  
Giovani Leone Zabot ◽  
Marceli Fernandes Silva ◽  
...  

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