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Optimization of Solid-state Fermentation for Acidophilic Pectinase Production by Aspergillus niger Jl-15 Using Response Surface Methodology and Oligogalacturonate Preparation
Acidophilic Pectinase Production Methodology
2016/6/1
Polygalacturonases that hydrolyzed the α-(1,4) glycosidic linkages of pectin is one of widely used industrial enzymes and applied in food, feed, paper and pulp, fruit juice and textile industries. To ...
Optimisation of solid-state fermentation of Aspergillus niger JL-15 for xylanase production and xylooligosaccharides preparation
xylanase response surface methodology (RSM) solid-state fermentation (SSF) xylooligosaccharides HPLC
2014/2/25
The production of xylanase (XylA) by Aspergillus niger JL-15 in solid-state fermentation (SSF) on orange peel was optimised by the response surface methodology (RSM). The results revealed that four fa...
Microbial transformation of citral by Aspergillus niger-PTCC 5011 and study of the pathways involved
biotransformation bioconversion Aspergillus niger fungi citronellol
2014/2/25
Citronellol and hydroxy citronellal are fragrance ingredients used in decorative cosmetics and fine fragrances. They have many applications in flavourings, extracts, foods, and drugs manufacturing. Th...
Preparation and Enzymatic Properties of Aspergillus niger Endoinulinase Immobilized onto Various Polysaccharide Supports
Aspergillus niger endoinulinase immobilized enzyme
2009/7/8
An extracellular endoinulinase P-III from Aspergillus niger 12 has been immobilized covalently onto bromoacetyl-cellulose (BAC), cellulose-carbonate (CC) and CNBr-activated Sepharose 4B (CAS) with the...
Inulo-Oligosaccharides: Continuous Production from Inulin by Immobilized Inulinase from Aspergillus niger and in vitro Utilization by Bifidobacteria
Aspergillus niger bifidobacteria bioreactor
2009/6/18
Endoinulinase was partially purified from the culture filtrate of a filamentous fungus Aspergillus niger mutant 817. The enzyme preparation was immobilized covalently onto a porous cellulose derivativ...
Kinetic Study on Transfructosylation by b-Fructofuranosidase from Aspergillus niger ATCC 20611 and Availability of a Membrane Reactor for Fructooligosaccharide Production
fructooligosaccharides transfructosylation membrane reactor
2009/6/18
Transfructosylation catalyzed by fructooligosaccharide-producing b-fructofuranosidase from Aspergillus niger ATCC 20611 was kinetically studied and a reaction model of transfructosylation was proposed...
Biosorption of Chromium, Copper, Nickel and Zinc Ions onto Fungal Pellets of Aspergillus niger 405 from Aqueous Solutions
fungus Aspergillus niger 405 heavy metals biosorption
2009/3/23
Fungal mycelium pellets of Aspergillus niger 405 were used for adsorption of different metal ions. The biosorption of Cu2+, Zn2+, Ni2+ and CrO42- was studied over a range of metal ion concentrations, ...
Submerged and Solid-State Phytase Fermentation by Aspergillus niger: Effects of Agitation and Medium Viscosity on Phytase Production, Fungal Morphology and Inoculum Performance
phytase Aspergillus niger solid-state fermentation
2009/3/20
Qualitative relationships between agitation levels and medium viscosity, Aspergillus niger morphology and phytase production were investigated in submerged and solid-state fermentations. Overall phyta...
Performance of Aspergillus niger Cultivation in Geometrically Dissimilar Bioreactors Evaluated on the Basis of Morphological Analyses
geometrically dissimilar bioreactors Aspergillus niger citric acid
2009/3/20
The characteristics of growth, productivity and morphology varied with the mixing system and the applied agitation regime. In the first series of experiments, the flow characteristics of Aspergillus n...
Influence of Dissolved Oxygen Concentration on Intracellular pH and Consequently on Growth Rate of Aspergillus niger
Aspergillus niger intracellular pH oxygen concentration
2009/3/20
With the results presented we would like to emphasize the influence of dissolved oxygen concentration in a medium on intracellular pH values and consequently on overall metabolism of microorganisms. I...
Production of beta- Glucosidase in Mixed Culture of Aspergillus niger BKMF 1305 and Trichoderma reesei RUT C30
Aspergillus niger Trichoderma reesei beta- glucosidase production
2009/3/19
The aim of the present study was to investigate a new approach to beta-glucosidase production of an Aspergillus strain using cheap lignocellulosic material i.e. waste paper in order to substitute gluc...
In vivo and in vitro Cleavage of Glucoamylase-TNFα Fusion Protein Secreted from Aspergillus niger
filamentous fungi Aspergillus niger heterologous protein secretion
2009/3/19
The most common expression strategy for secreting heterologous proteins from filamentous fungus Aspergillus niger is based on fusion with glucoamylase gene which contains cleavage site for kexin prote...
Production of Citric Acid from a New Substrate,Undersized Semolina, by Aspergillus niger
citric acid undersized semolina Aspergillus niger
2009/3/19
The production of citric acid from fermentation medium (mass per volume ratio 0.01 % of undersized semolina) by Aspergillus niger was studied by shake culture method. The effects of initial pH (4.5, 5...
Optimisation of Inulinase Production by Aspergillus niger Using Simplex and Classical Method
simplex optimisation inulinase Aspergillus niger
2009/3/17
The simplex method has been used to optimise the inulinase production by Aspergillus niger strain 13/36 with respect to 5 components of the medium. The extracellular enzyme activity was almost 80 U/mL...
Purification and Characterization of Tannin Acyl Hydrolase from Aspergillus niger ATCC 16620
tannase fermentation gel filtration purification
2009/3/16
Tannin acyl hydrolase produced extracellularly by the fungal strain Aspergillus niger ATTC 16620 in solid state fermentation was purified from the cell free culture broth by ammonium sulphate fraction...