Improvement in thermal stability and substrate binding of pig kidney D-amino acid oxidase by chemical modification.

abstract：:An efficient metabolic control approach was developed to improve the industrial anaerobic fermentation of adenosylcobalamin (ado-cbl) by Propionibacterium freudenreichii. The effects of 5,6-dimethylbenzimidazole (DMB) on cell growth and ado-cbl biosynthesis were investigated. Subsequently, the results obtained from th...

journal_title：Applied biochemistry and biotechnology

authors： Wang P,Wang Y,Su Z

更新日期：2012-05-01 00:00:00

abstract：:We have developed a substrate-induced growth response (SIGR) method for quantifying activity and population dynamics of microorganisms involved in bioremediation processes in soil and bioreactors. The biomass of organisms that can mineralize a given chemical can be estimated based on the concentration of that chemical...

journal_title：Applied biochemistry and biotechnology

authors： Schmidt SK,Colores GM,Hess TF,Radehaus PM

更新日期：1995-07-01 00:00:00

abstract：:Sequencing batch reactors (SBRs) including aerobic SBRs and anaerobic SBRs (ASBRs) are partially emptied batch reactors that are widely used as bioprocesses in pollution control. We present dilution and biochemical materials balance modeling equations and simulation results for the partially emptied batch reactors, es...

journal_title：Applied biochemistry and biotechnology

authors： Ndon UJ,Zhao JC,Siguan ML

更新日期：2007-01-01 00:00:00

abstract：:Several recombinant derivatives of serine protease inhibitor called silk protease inhibitor 2 (SPI2), which is a silk component in Galleria mellonella (Lepidoptera, Insecta), were prepared in the expression vector Pichia pastoris. Both the native and the recombinant protease inhibitors were highly active against subti...

journal_title：Applied biochemistry and biotechnology

authors： Kodrík D,Kludkiewicz B,Navrátil O,Skoková Habuštová O,Horáčková V,Svobodová Z,Vinokurov KS,Sehnal F

更新日期：2013-09-01 00:00:00

abstract：:The microheterogeneous native amylolytic complex secreted by the isolate A6 of Lactobacillus plantarum revealed a selective enzyme specificity loss when submitted to a limited proteolysis under a suboptimum pH condition. A clear electrophoretic profile change toward just one shorter, more acidic, and equally active po...

journal_title：Applied biochemistry and biotechnology

authors： Florêncio JA,Eiras-Stofella DR,Soccol CR,Raimbault M,Guyot JP,Fontana JD

更新日期：2000-04-01 00:00:00

abstract：:In this paper, Ni/β-Mo2C(S) and Ni/β-Mo2C(G) were prepared from solution-derived precursor with two different carbon sources (starch and glucose) and tested as anodic noble-metal-free catalysts in air-cathode microbial fuel cells (MFCs). The carburized catalyst samples were characterized by X-ray diffraction (XRD), sc...

journal_title：Applied biochemistry and biotechnology

authors： Zeng LZ,Zhao SF,Li WS

更新日期：2015-06-01 00:00:00

abstract：:Seven white rot fungal species were tested for growth as mycelia using swine wastewater (SW), an agro-waste with tremendous environmental footprint, as the sole nutrient source. The SW contained high concentrations of carbon and nitrogen components, which could support nutritional requirements for mycelial growth. Out...

journal_title：Applied biochemistry and biotechnology

authors： Lee J,Shin SG,Ahn J,Han G,Hwang K,Kim W,Hwang S

更新日期：2017-02-01 00:00:00

abstract：:The vegetative insecticidal proteins (VIPs) of Bacillus thuringiensis (Bt) have a broad-spectrum insecticidal activity against Lepidopteran pests and no cross-resistance with the insecticidal crystal protein Cry protein. So there are great potentials for the control of agricultural pests and the resolution of resistan...

journal_title：Applied biochemistry and biotechnology

authors： Chi B,Li H,Zhang J,Wei P,Gao J,Liu R

更新日期：2019-04-01 00:00:00

abstract：:This study aimed to evaluate the influence of the culture medium supplementation with mineral ions, focusing on the growth of Streptococcus zooepidemicus as well as on the production and average molecular weight (MW) of hyaluronic acid (HA). The ions were investigated in terms of individual absence from the totally su...

journal_title：Applied biochemistry and biotechnology

authors： Pires AM,Eguchi SY,Santana MH

更新日期：2010-12-01 00:00:00

abstract：:Stachybotrys microspora is a filamentous fungus characterized by the secretion of multiple hydrolytic activities (cellulolytic and non-cellulolytic enzymes). The production of these biocatalysts was studied under submerged culture using glucose, cellulose, and wheat bran as carbon sources. Endoglucanases, pectinases, ...

journal_title：Applied biochemistry and biotechnology

authors： Abdeljalil S,Ben Hmad I,Saibi W,Amouri B,Maalej W,Kaaniche M,Koubaa A,Gargouri A

更新日期：2014-02-01 00:00:00

abstract：:The effect of biosurfactant rhamnolipid (RL) on hydrolysis and acidification of waste activated sludge (WAS) was investigated. The results indicated that RL could greatly reduce the surface tension of sludge, resulting in stimulating the hydrolysis rate of WAS and enhancing the production of short-chain fatty acids (S...

journal_title：Applied biochemistry and biotechnology

authors： Yi X,Luo K,Yang Q,Li XM,Deng WG,Cheng HB,Wang ZL,Zeng GM

更新日期：2013-11-01 00:00:00

abstract：:Glucuronic acid is a common chemical moiety that decorates the xylan polymer of hemicellulose. This chemical substituent impairs both enzymatic and acidic hydrolysis of xylosidic bonds. The alpha-glucuronidase enzyme hydrolyzes the 1,2-linked glucuronic acid from the terminal, non-reducing xylose of xylo-oligosacchari...

journal_title：Applied biochemistry and biotechnology

authors： Lee CC,Wagschal K,Kibblewhite-Accinelli RE,Orts WJ,Robertson GH,Wong DW

更新日期：2009-05-01 00:00:00

abstract：:Biological control of soil-borne plant pathogens is a potential alternative to the use of chemical pesticides, which have already been proved to be harmful to the environment. Several strains of the fungus Trichoderma have been isolated and found to be effective biocontrol agents of various soil-borne plant pathogenic...

journal_title：Applied biochemistry and biotechnology

authors： Chet I,Inbar J

更新日期：1994-07-01 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：:The glpX gene from Francisella tularensis encodes for the class II fructose 1,6-bisphosphatase (FBPaseII) enzyme. The glpX gene has been verified to be essential in F. tularensis, and the inactivation of this gene leads to impaired bacterial growth on gluconeogenic substrates. In the present work, we have complemented...

journal_title：Applied biochemistry and biotechnology

authors： Gutka HJ,Wolf NM,Bondoc JMG,Movahedzadeh F

更新日期：2017-12-01 00:00:00

abstract：:Cancer normally tends to result in the decrease of tissue elasticity; i.e., the cancerous region is more rigid than the normal surrounding areas. This would appear as differences in the distribution of internal birefringence that could be used to improve image contrast between the cancerous and normal tissue structure...

journal_title：Applied biochemistry and biotechnology

authors： Mathur N,Chaudhary NK,Bharti P

更新日期：2009-11-01 00:00:00

abstract：:Plants generally produce secondary metabolites in nature as a defense mechanism against pathogenic and insect attack. In this study, we applied several abiotic elicitors in order to enhance growth and ginseng saponin biosynthesis in the hairy roots of Panax ginseng. Generally, elicitor treatments were found to inhibit...

journal_title：Applied biochemistry and biotechnology

authors： Jeong GT,Park DH

更新日期：2006-04-01 00:00:00

abstract：:Fluorescent and incandescent lighting systems were applied for batch photofermentative hydrogen production by four purple non-sulfur photosynthetic bacteria (PNSB). The hydrogen production efficiency of Rhodopseudomonas palustris, Rhodobacter sphaeroides, Rhodobacter capsulatus, and Rhodospirillum rubrum was evaluated...

journal_title：Applied biochemistry and biotechnology

authors： Hu C,Choy SY,Giannis A

更新日期：2018-05-01 00:00:00

abstract：:The partition behavior of proteins, nucleic acids, cell membranes, cell organelles and whole cells has been studied in liquid-liquid two-phase systems composed of water, poly-(ethylene glycol), and an hydroxypropyl starch. The properties of the systems are in many respects comparable with the traditional poly(ethylene...

journal_title：Applied biochemistry and biotechnology

authors： Sturesson S,Tjerneld F,Johansson G

更新日期：1990-12-01 00:00:00

abstract：:Non-Systematic Evolution of Ligands by EXponential enrichment (SELEX)selection of aptamers, a novel technology for aptamer selection from libraries of random DNA (or RNA) sequences, involves repetitive steps of partitioning without polymerase chain reaction (PCR) amplification between them. This selection is based on ...

journal_title：Applied biochemistry and biotechnology

authors： Yu X,Yu Y

更新日期：2014-08-01 00:00:00

abstract：:Pretreatment based on aqueous ammonia was investigated under two different modes of operation: soaking in aqueous ammonia and ammonia recycle percolation. These processes were applied to three different feedstocks with varied composition: corn stover, high lignin (HL), and low lignin (LL) hybrid poplars. One of the im...

journal_title：Applied biochemistry and biotechnology

authors： Gupta R,Kim TH,Lee YY

更新日期：2008-03-01 00:00:00

abstract：:The cellulolytic enzymes from filamentous fungi are widely used for production of biofuels. Molecular biological engineering of fungal strains has been applied to improve the cellulase production in the recent years. The VIB gene affects production of cellulase and known as a new transcription factor. Based on a fast-...

journal_title：Applied biochemistry and biotechnology

authors： Han J,Xue Y,Li M,Li Y,Liu J,Gan L,Long M

更新日期：2020-08-01 00:00:00

abstract：:Bacterial strain NYT501, which we previously isolated from soil, was identified as Stenotrophomonas maltophilia, and it was confirmed that this strain produces an intracellular β-N-acetylhexosaminidase exhibiting transglycosylation activity. Several properties of this enzyme were characterized using a partially purifi...

journal_title：Applied biochemistry and biotechnology

authors： Uehara A,Takahashi N,Moriyama M,Hirano T,Hakamata W,Nishio T

更新日期：2018-02-01 00:00:00

abstract：:Chiral 2-chloropropanoic acids and their ester derivatives are crucial intermediates in the synthesis of many chemicals, especially herbicides. The enzymatic synthesis of chiral 2-chloropropanoic acids and their ester derivatives by esterases was not easily achieved, because the structural difference between the two e...

journal_title：Applied biochemistry and biotechnology

authors： Cao Y,Deng D,Sun A,Zhang Y,Hu Y

更新日期：2016-09-01 00:00:00

abstract：:Phycocyanin is a photosynthetic pigment found in photosynthetic cyanobacteria, cryptophytes, and red algae. In general, production of phycocyanin depends mainly on the light conditions during the cultivation period, and purification of phycocyanin requires expensive and complex procedures. In this study, we propose a ...

journal_title：Applied biochemistry and biotechnology

authors： Lee SH,Lee JE,Kim Y,Lee SY

更新日期：2016-01-01 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 role of selenium (Se) supplementation on glutathione, a potent intracellular redox buffer, and trehalose, a well-known stress protectant molecule, was studied. The amount of glutathione decreased significantly while that of trehalose showed a minor decrease in the cells grown in Se-supplemented medium. After heat ...

journal_title：Applied biochemistry and biotechnology

authors： Sharma SC,Anand MS

更新日期：2006-04-01 00:00:00

abstract：:The present study involved strategies for enhancement in in vitro azadirachtin (commercially used biopesticide) production by hairy root cultivation of Azadirachta indica. Improvement in the azadirachtin production via triggering its biosynthetic pathway in plant cells was carried out by the exogenous addition of prec...

journal_title：Applied biochemistry and biotechnology

authors： Srivastava S,Srivastava AK

更新日期：2014-02-01 00:00:00

abstract：:Microbial oil accumulation via oleaginous fungi has some potential benefits because filamentous fungi can form pellets during cell growth and these pellets are easier to harvest from the culture broth than individual cells. This research studied the effect of various culture conditions on the pelletized cell growth of...

journal_title：Applied biochemistry and biotechnology

authors： Xia C,Wei W,Hu B

更新日期：2014-04-01 00:00:00

abstract：:In this study, immobilization conditions and bioethanol production characteristics of immobilized Saccharomyces bayanus were investigated into sodium alginate-graft-poly(N-vinyl-2-pyrrolidone; NaAlg-g-PVP) matrix. The matrix that crosslinked with calcium clorid was used for immobilization of S. bayanus. Bioethanol pro...

journal_title：Applied biochemistry and biotechnology

authors： İnal M,Yiğitoğlu M

更新日期：2012-09-01 00:00:00