Immobilization of alkaliphilic Bacillus sp. cells for xylanase production using batch and continuous culture.

abstract：:L-asparaginase production was optimized using isolated Bacillus circulans (MTCC 8574) under solid-state fermentation (SSF) using locally available agricultural waste materials. Among different agricultural materials (red gram husk, bengal gram husk, coconut, and groundnut cake), red gram husk gave the maximum enzyme p...

journal_title：Applied biochemistry and biotechnology

authors： Hymavathi M,Sathish T,Subba Rao Ch,Prakasham RS

更新日期：2009-10-01 00:00:00

abstract：:Cellulases can be used for biofuel production to decrease the fuel crises in the world. Microorganisms cultured on lignocellulosic wastes can be used for the production of cellulolytic enzymes at large scale. In the current study, cellulolytic enzyme production potential of Aspergillus fumigatus was explored and optim...

journal_title：Applied biochemistry and biotechnology

authors： Mehboob N,Asad MJ,Asgher M,Gulfraz M,Mukhtar T,Mahmood RT

更新日期：2014-04-01 00:00:00

abstract：:Convenient expression systems for efficient heterologous production of different laccases are needed for their characterization and application. The laccase cDNAs lcc1 and lcc2 from Trametes versicolor were expressed in Pichia pastoris and Aspergillus niger under control of their respective glyceraldehyde-3-phosphate ...

journal_title：Applied biochemistry and biotechnology

authors： Bohlin C,Jönsson LJ,Roth R,van Zyl WH

更新日期：2006-04-01 00:00:00

abstract：:Lignocellulose-decaying fungal bioplatforms available are not commercially accessible and are limited to short-term use. In this study, those limitations were overcome by developing a platform using water-soaked rice straw (RS) biodegraded by irradiation-based fungal pretreatment (IBFP). This eco-friendly system incre...

journal_title：Applied biochemistry and biotechnology

authors： Bak JS

更新日期：2015-12-01 00:00:00

abstract：:The transesterification of soybean lecithin with ethyl esters of polyunsaturated fatty acids (eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA)) using immobilized lipase from Rhizomucor miehei was tested in the presence or absence of organic solvent (hexane) and additives (urea with Ca(2+) or Mg(2+)). The rea...

journal_title：Applied biochemistry and biotechnology

authors： Marsaoui N,Naghmouchi K,Baah J,Raies A,Laplante S

更新日期：2015-06-01 00:00:00

abstract：:A protein-engineered beta-lactamase, constructed by site-directed mutagenesis in Escherichia coli (E104M/G238S), and having broadened specificity, was able to degrade cephalosporins of first, second, and third generations. Manipulations of culture conditions allowed an increase in beta-lactamase specific activity by u...

journal_title：Applied biochemistry and biotechnology

authors： García JL,Nuñez CJ,González EG,Osuna J,Soberón X,Galindo E

更新日期：1998-05-01 00:00:00

abstract：:Microalgae have been proposed as a potential feedstock for biofuel production; however, cell disruption is usually required for collection and utilization of cytoplasmic polysaccharides and lipids. Virus infection might be one approach to disrupt the cell wall. The concentration of yeast extract and presence of KNO3 i...

journal_title：Applied biochemistry and biotechnology

authors： Cheng YS,Labavitch J,VanderGheynst JS

更新日期：2015-05-01 00:00:00

abstract：:A two-phase partitioning bioreactor to treat gas effluents polluted by volatile organic compound has been developed. In this work, both the mass transfer of isopropylbenzene (IPB) and oxygen have been considered in relation to their influence on the hydrodynamics of the reactor and the type of silicone oils used as a ...

journal_title：Applied biochemistry and biotechnology

authors： Aldric JM,Lecomte JP,Thonart P

更新日期：2009-05-01 00:00:00

abstract：:The aim of this work was to establish optimal conditions for the maximum production of endo-beta-1,4 mannanases using cheaper sources. Eight thermotolerant fungal strains were isolated from garden soil and compost samples collected in and around the Gulbarga University campus, India. Two strains were selected based on...

journal_title：Applied biochemistry and biotechnology

authors： Kote NV,Patil AG,Mulimani VH

更新日期：2009-02-01 00:00:00

abstract：:A simple automated glucose feeding strategy based on pH control was developed to produce high-cell-density fed-batch fermentation. In this strategy, the pH control scheme utilized an acidified concentrated glucose solution to lower the pH. The frequency of glucose addition to the fermentor is determined by the culture...

journal_title：Applied biochemistry and biotechnology

authors： Ting TE,Thoma GJ,Beitle RR Jr,Davis RK,Perkins R,Karim K,Liu HM

更新日期：2008-04-01 00:00:00

abstract：:The bacteriocins of lactic acid bacteria have considerable potential for biopreservation. The Lactococcus lactis strain PSY2 (GenBank account no. JF703669) isolated from the surface of marine perch Perca flavescens produced antibacterial activity against pathogenic and spoilage-causing Gram-positive and Gram-negative ...

journal_title：Applied biochemistry and biotechnology

authors： Sarika AR,Lipton AP,Aishwarya MS,Dhivya RS

更新日期：2012-07-01 00:00:00

abstract：:Foot and mouth disease virus, (FMDV) from a crude cell lysate was purified in a single step by affinity chromatography with heparin as a ligand. The virus eluted from an Heparin-Ultrogel A4R column at 1M sodium chloride in 10 mM sodium phosphate buffer, pH 7.0, while most cell protein and albumin did so at lower conce...

journal_title：Applied biochemistry and biotechnology

authors： Navarro del Cañizo AA,Mazza M,Bellinzoni R,Cascone O

更新日期：1996-12-01 00:00:00

abstract：:Lysozyme was immobilized by two different methods in two different ways in order to obtain a preparation with an activity as high as possible toward a macromolecular substrate. The enzyme was bound as a Schiff base to a silicate carrier by using oxidized dextrans of different lengths as spacer and also was bound to co...

journal_title：Applied biochemistry and biotechnology

authors： Moser I,Dworsky P,Pittner F

更新日期：1988-12-01 00:00:00

abstract：:We expressed a putative beta-galactosidase from Sulfolobus acidocaldarius in Escherichia coli and purified the recombinant enzyme using heat treatment and Hi-Trap ion-exchange chromatography. The resultant protein gave a single 57-kDa band by SDS-PAGE and had a specific activity of 58 U/mg. The native enzyme existed a...

journal_title：Applied biochemistry and biotechnology

authors： Park AR,Kim HJ,Lee JK,Oh DK

更新日期：2010-04-01 00:00:00

abstract：:This work reports the isolation of a serum lectin from cobia fish (Rachycentron canadum) named RcaL. Immunomodulatory activity on mice splenocyte experimental cultures through cytotoxic assays and cytokine production were also performed. RcaL was obtained through precipitation with ammonium sulphate and affinity chrom...

journal_title：Applied biochemistry and biotechnology

authors： Coriolano MC,Silva CD,Melo CM,Bezerra Rde S,Santos AJ,Pereira VR,Coelho LC

更新日期：2012-11-01 00:00:00

abstract：:Papain (PA) immobilized onto magnetic nanocrystalline cellulose (PA@MNCC) was successfully fabricated and adopted as an efficient biocatalyst for the synthesis of N-(benzyloxycarbonyl)-alanyl-histidine (Z-Ala-His) dipeptide. Introducing deep eutectic solvents (DESs) as reaction media promoted the synthesis of the Z-Al...

journal_title：Applied biochemistry and biotechnology

authors： Xiong J,Cao SL,Zong MH,Lou WY,Wu XL

更新日期：2020-10-01 00:00:00

abstract：:The factors affecting decolorization of anthraquinone dye represented by Reactive Blue 4 (RB4) and azo dye represented by Methyl Orange (MO) were studied in batch experiments under mesophilic (35 degrees C) and thermophilic (55 degrees C) anaerobic conditions. The results indicated differences in decolorization proper...

journal_title：Applied biochemistry and biotechnology

authors： Boonyakamol A,Imai T,Chairattanamanokorn P,Higuchi T,Sekine M

更新日期：2009-07-01 00:00:00

abstract：:A poly-gamma-glutamic acid (gamma-PGA) productive strain, halotolerant bacterium WX-02 was isolated from the saline soil of China (Yingcheng). By physiological, biochemical, and 16S rDNA sequence analysis methods, the strain was identified as Bacillus licheniformis. The effect of NaCl concentration on gamma-PGA produc...

journal_title：Applied biochemistry and biotechnology

authors： Wei X,Ji Z,Chen S

更新日期：2010-03-01 00:00:00

abstract：:An endo-beta-1,4-xylanase-encoding gene, xyn11NX, was cloned from Nesterenkonia xinjiangensis CCTCC AA001025 and expressed in Escherichia coli. The gene encoded a 192-amino acid polypeptide and a putative 50-amino acid signal peptide. The deduced amino acid sequence exhibited a high degree of similarity with the xylan...

journal_title：Applied biochemistry and biotechnology

authors： Kui H,Luo H,Shi P,Bai Y,Yuan T,Wang Y,Yang P,Dong S,Yao B

更新日期：2010-10-01 00:00:00

abstract：:Biotechnology is consistently seeking improved enzyme stability. Enzymes have great properties, although their marginal stability limits their applications. Among the strategies for improving stability of the enzymes, chemical modification is a simple and effective technique. In the present study, chemical modificatio...

journal_title：Applied biochemistry and biotechnology

authors： Hassani L,Nourozi R

更新日期：2014-04-01 00:00:00

abstract：:The present study was undertaken to evaluate the effect of initial temperature treatment on phytochemical and antioxidant potential of commercially important plant Azadirachta indica A. Juss. The leaves were differentially treated after harvest at temperatures 4, -20, and 110 °C and at room temperature, separately. It...

journal_title：Applied biochemistry and biotechnology

authors： Vats S

更新日期：2016-02-01 00:00:00

abstract：:An anaerobic sequencing batch biofilm reactor (AnSBBR-total volume 7.5 L; liquid volume 3.6 L; treated volume per cycle 1.5 L) treated sucrose-based wastewater to produce biohydrogen (at 30 °C). Different applied volumetric organic loads (AVOL of 9.0, 12.0, 13.5, 18.0, and 27.0 kg COD m(-3) day(-1)), which were varied...

journal_title：Applied biochemistry and biotechnology

authors： Manssouri M,Rodrigues JA,Ratusznei SM,Zaiat M

更新日期：2013-12-01 00:00:00

abstract：:Vanillin is one of the most widely used flavoring agents in the world. As the annual world market demand of vanillin could not be met by natural extraction, chemical synthesis, or tissue culture technology, thus biotechnological approaches may be replacement routes to make production of bio-vanillin economically viabl...

journal_title：Applied biochemistry and biotechnology

authors： Kaur B,Chakraborty D

更新日期：2013-02-01 00:00:00

abstract：:In this study, the prokaryotic expression system of Escherichia coli was used to modify prolyl aminopeptidase derived from Aspergillus oryzae JN-412 (AoPAP) via random mutagenesis and site-directed saturation mutagenesis. A random mutant library with a capacity of approximately 3000 mutants was compiled using error-pr...

journal_title：Applied biochemistry and biotechnology

authors： Liu D,Zhang D,Huang Q,Gu L,Zhou N,Tian Y

更新日期：2020-08-01 00:00:00

abstract：:The rhg gene encoding a rhamnogalacturonase was isolated from the novel strain A1 of Aspergillus niger. It consists of an ORF of 1.505 kb encoding a putative protein of 446 amino acids with a predicted molecular mass of 47 kDa, belonging to the family 28 of glycosyl hydrolases. The nature and position of amino acids c...

journal_title：Applied biochemistry and biotechnology

authors： Damak N,Abdeljalil S,Taeib NH,Gargouri A

更新日期：2015-08-01 00:00:00

abstract：:The production of a thermophilic 2-deoxyribose-5-phosphate aldolases (DERA) in Escherichia coli BL21 under continuous lactose induction strategy was investigated. The process was combined with the exponential feeding method, controlling the feeding rate to maintain the specific growth rate at 0.15 h(-1). The results i...

journal_title：Applied biochemistry and biotechnology

authors： Pei XL,Wang QY,Li CL,Qiu XF,Xie KL,Huang LF,Wang AM,Zeng ZW,Xie T

更新日期：2011-09-01 00:00:00

abstract：:The coarse perlite 40-80 mesh was selected as an immobilizing material and put into a packed bed reactor (PBR) to continuously convert maltose to isomalto-oligosaccharides (IMOs). The PBR was prepared by mixing the thermo-inactivated cells (TIC) from Aspergillus niger J2 strain with the coarse perlite, then the mixtur...

journal_title：Applied biochemistry and biotechnology

authors： Huang Z,Li Z,Su Y,Zhu Y,Zeng W,Chen G,Liang Z

更新日期：2018-08-01 00:00:00

abstract：:Prostate cancer is one of the most common malignancies among men worldwide. The main aim of the present work was to clarify the advantages of a nanoformulation of ayurvedic herbal plants. Specifically, we assessed the improved anticancer activity of Leucas aspera nanoparticles compared with methanolic crude extract in...

journal_title：Applied biochemistry and biotechnology

authors： Mohan A,Nair SV,Lakshmanan VK

更新日期：2017-04-01 00:00:00

abstract：:The objective of this study was to understand the effect of pH and ionic strength of aluminum sulfate on the flocculation of microalgae. It was found that changing pH and ionic strength influenced algal flocculation by changing the zeta potential of cells, which was described by the classical theory of Derjaguin, Land...

journal_title：Applied biochemistry and biotechnology

authors： Cui Y,Yuan W,Cheng J

更新日期：2014-08-01 00:00:00

abstract：:Fructose-1,6-bisphosphate (F-1,6-P2) is an allosteric activator of two key enzymes of glycolysis: phosphofructokinase and pyruvate kinase. Regulation of glycolysis in a wild-type Saccharomyces cerevisiae and a recombinant Escherichia coli by a dead-end structural analog of F-1,6-P2 was studied. 2,5-Anhydromannitol (2,...

journal_title：Applied biochemistry and biotechnology

authors： Nghiem NP,Cofer TM

更新日期：2007-05-01 00:00:00