11 Result(s)
within
Rouha Kasra-Kermanshahi
English
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Article
Open AccessDegradation of a textile reactive azo dye by a combined biological-photocatalytic process: Candida tropicalis Jks2 -Tio2/Uv
In the present study, the decolorization and degradation of Reactive Black 5 (RB5) azo dye was investigated by biological, photocatalytic (UV/TiO2) and combined processes. Application of Candida tropicalis JKS2 i...
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Article
Biodecolorization of textile azo dyes by isolated yeast from activated sludge: Issatchenkia orientalis JKS6
An ascomycetous yeast strain isolated from activated sludge could decolorize Reactive Black 5 azo dye at 200 mg l−1 up to 90 % within 12–18 h under agitated condition. Yeast decolorization ability was investigate...
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Article
Biodegradation perspectives of azo dyes by yeasts
Azo dyes are the largest class of synthetic dyes, which are widely used in the textile industry. The amount of dyestuff does not bind to the fibers and is lost in wastewater during textile processing. The disc...
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Article
Conjugated linoleic acid production from various substrates by probiotic Lactobacillus plantarum
Conjugated linoleic acid (CLA, a colloquial term referring to a collection of geometrical and positional isomers of linoleic acid) has attracted the attention of scientists due to its special properties. In th...
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Cobalt separation by Alphaproteobacterium MTB-KTN90: magnetotactic bacteria in bioremediation
Bioremediation of toxic metals by magnetotactic bacteria and magnetic separation of metal-loaded magnetotactic bacteria are of great interest. This bioprocess technique is rapid, efficient, economical, and env...
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Microbial clean-up of uranium in the presence of molybdenum using pretreated Acidithiobacillus ferrooxidans
The present study is an attempt to optimize the uranium biosorption by pretreated Acidithiobacillus ferrooxidans strain ZT-94. The influences of pH, contact time, biomass dose, uranium concentration and temperatu...
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A Biotechnological Strategy for Molybdenum Extraction Using Acidithiobacillus ferrooxidans
Biosorption is a potential tool for the extraction of metals from contaminated water and recovery of precious metals, which is a convenient alternative to conventional processes. In the present study, molybden...
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Optimization of Lipase Production by a Newly Isolate of Lactobacillus Fermentum
There have been few findings on lipase synthesis from lactic acid bacteria (LAB) as compared to other categories of microorganisms. In this study, screening of lipase-producing lactobacilli from native dairy p...
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Article
In-situ production of silver nanobiocomposite using surface layer protein of Lactobacillus helveticus and aqueous extract of dried Juglans regia green husk and investigation of antibacterial activity
One way to overcome the challenge of the active surface of nanoparticles and their tendency to aggregate is to use a biopolymer. The surface layer protein (S-layer) is a good candidate for trap** nanoparticl...
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Characterization of the recombinant PepX peptidase from Lactobacillus fermentum and its effect on gliadin protein hydrolysis in vitro
Wheat, one of the leading human food staples, contains proteins called glutens resistant to digestion. 1 to 2% of the world population is allergic to gluten in terms of an autoimmune disorder called celiac dis...
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Green synthesis of chitosan-silver nanocomposite reinforced with curcumin nanoparticles: characterization and antibacterial effect
There has been significant interest to finding new and effective bactericidal materials due to increasing antibiotic resistance. Herein, this work reports on the design of a chitosan nanocomposite (NC) with tw...
