Search Results - "da Silveira, Maurício Moura"
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Effect of different heat treatments of inoculum on the production of hydrogen and volatile fatty acids by dark fermentation of sugarcane vinasse
Published in Biomass conversion and biorefinery (01-12-2021)“…Vinasse the main residue of bioethanol production can be used as a substrate in microbiological processes to obtain value-added products. However, it is…”
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Use of pectinases produced by a new strain of Aspergillus niger for the enzymatic treatment of apple and blueberry juice
Published in Food science & technology (01-05-2013)“…In this work, pectinases-producing filamentous fungi were isolated with the aim of using their enzymes in the clarification of apple and blueberry juices. The…”
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Influence of pH and temperature on the production of polygalacturonases by Aspergillus fumigatus
Published in Food science & technology (01-05-2015)“…The production of polygalacturonases (PG) by Aspergillus fumigatus LB-01-AP was evaluated in submerged process at different concentrations of pectin, glucose…”
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4
Validated High-Performance Liquid Chromatographic (HPLC) Method for the Simultaneous Quantification of 2,3-Butanediol, Glycerol, Acetoin, Ethanol, and Phosphate in Microbial Cultivations
Published in Analytical letters (13-10-2021)“…The aim of this study was to validate an analytical method for the simultaneous quantification of 2,3-butanediol, glycerol, acetoin, ethanol and phosphate (PO…”
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5
High lactobionic acid production by immobilized Zymomonas mobilis cells: a great step for large-scale process
Published in Bioprocess and biosystems engineering (01-07-2020)“…Lactobionic acid and sorbitol are produced from lactose and fructose in reactions catalyzed by glucose–fructose oxidoreductase and glucono-δ-lactonase,…”
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Assessment of different systems for the production of aldonic acids and sorbitol by calcium alginate-immobilized Zymomonas mobilis cells
Published in Bioprocess and biosystems engineering (01-02-2018)“…Equimolar amounts of lactobionic acid and sorbitol may be obtained in a reaction catalyzed by the enzymes glucose–fructose oxidoreductase and…”
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Effects of pH, Temperature and Agitation on the Decolourisation of Dyes by Laccase-Containing Enzyme Preparation from Pleurotus sajor-caju
Published in Brazilian Archives of Biology and Technology (2019)“…(1) Background: In this study, the effects of different pH values (2.4, 3.2, 4.4 and 5.0), temperatures (30, 35, 40, 45 and 50°C) and agitation (100 rpm) on…”
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Influence of Oxygen Supply on Growth and Laccases Production by Pleurotus sajor-caju PS-2001 in Submerged Process
Published in Brazilian Archives of Biology and Technology (01-01-2020)“…Abstract (1) Background: Oxygen supply is an important parameter to be considered in submerged cultures. This study evaluated the influence of different…”
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Influence of medium composition and pH on the production of polygalacturonases by Aspergillus oryzae
Published in Brazilian archives of biology and technology (01-09-2004)“…A liquid medium containing wheat bran, salts and a source of inducer (pectin) was found to be suitable for the production of exo- and endo-polygalacturonases…”
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Influence of pectin and glucose on growth and polygalacturonase production by Aspergillus niger in solid-state cultivation
Published in Journal of industrial microbiology & biotechnology (01-08-2005)“…The solid-state production of endo- and exo-polygalacturonases (PG) by Aspergillus niger was studied in a media containing wheat bran, salts, and different…”
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11
Comparison of stirred tank and airlift bioreactors in the production of polygalacturonases by Aspergillus oryzae
Published in Bioresource technology (01-10-2009)“…The production of endo and exo-polygalacturonase (PG) by Aspergillus oryzae IPT 301 was studied in a stirred tank bioreactor (STR) and an internal circulation…”
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12
Phenol removal by laccases and other phenol oxidases of Pleurotus sajor-caju PS-2001 in submerged cultivations and aqueous mixtures
Published in Journal of environmental management (15-04-2019)“…In this work, phenol removal from aqueous solutions by Pleurotus sajor-caju PS-2001 phenol oxidases was assessed under different conditions. In stirred-tank…”
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13
Production and characterization of endo-polygalacturonase from Aspergillus niger in solid-state fermentation in double-surface bioreactor
Published in Brazilian archives of biology and technology (01-04-2011)“…Endo-polygalacturonase (endo-PG) production by Aspergillus niger T0005/007-2 in solid medium with 170 mm of height was evaluated in a cylindrical double…”
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14
Pectinase production by Aspergillus niger LB-02-SF is influenced by the culture medium composition and the addition of the enzyme inducer after biomass growth
Published in Process biochemistry (1991) (01-07-2017)“…[Display omitted] •Aspergillus niger LB-02-SF is able to produce pectinase in submerged process.•A medium was formulated to facilitate control of process…”
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Evaluation of the operating conditions for the solid-state production of pectinases by Aspergillus niger in a bench-scale, intermittently agitated rotating drum bioreactor
Published in Food science & technology (01-06-2017)“…Pectinase production by Aspergillus niger LB-02-SF was studied in a bench-scale rotating drum bioreactor. With 30% of the bioreactor volume occupied, agitation…”
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Assessment of pectinase production by Aspergillus oryzae in growth-limiting liquid medium under limited and non-limited oxygen supply
Published in Process biochemistry (1991) (01-11-2014)“…•Conditions that resulted in less interference of the rheology on the process were defined.•A delayed addition of pectin allowed an effective control of…”
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Production of polygalacturonases by Aspergillus oryzae in stirred tank and internal- and external-loop airlift reactors
Published in Bioresource technology (01-11-2012)“…► The production of polygalacturonases (PG) was evaluated in bioreactors. ► The intensity of cell growth and variation in pH influenced the production of PG. ►…”
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Production and Application of Pectinases from Aspergillus niger Obtained in Solid State Cultivation
Published in Beverages (Basel) (01-09-2018)“…In this study, different concentrations of the inducer (pectin) and the carbon source (glucose) were evaluated as components of the culture medium for the…”
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Activated charcoal and microfiltration as pretreatment before ultrafiltration of pectinases produced by Aspergillus niger in solid-state cultivation
Published in Separation and purification technology (01-09-2015)“…•Pectinases produced by solid state fermentation were concentrated by UF.•AC and MF as pretreatment improved the UF performance.•Fold activity concentration…”
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Inoculation conditions improved the pectinase productivity in Aspergillus niger LB-02-SF solid-state cultivation
Published in Biocatalysis and agricultural biotechnology (01-07-2022)“…In this work, the pectinase production by Aspergillus niger LB-02-SF was evaluated in relation to the inoculation conditions of solid-state cultivations…”
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