Microbial sensor for new-generation cephalosporins based in a protein-engineered beta-lactamase.

abstract：:In the fermentation of lignocellulose hydrolysates to ethanol, two major problems are encountered: the fermentation of the pentose sugar xylose, and the presence of microbial inhibitors. Xylose can be directly fermented with yeasts, such as Pachysolen tannophilus, Candida shehatae, and Pichia stipis, or by isomerizati...

journal_title：Applied biochemistry and biotechnology

authors： Hahn-Hägerdal B,Lindén T,Senac T,Skoog K

更新日期：1991-04-01 00:00:00

abstract：:For producing a large quantity of human nerve growth factor beta (hNGF-beta), the recombinant adenovirus containing an expression cassette of hNGF-beta complementary DNA gene was constructed and then instilled directly into goats' mammary glands. The recombinant hNGF-beta was detected in the milk. The maximal expressi...

journal_title：Applied biochemistry and biotechnology

authors： Xiao B,Li Q,Feng B,Han Z,Gao D,Zhao R,Li J,Li K,Zhi X,Yang H,Liu Z

更新日期：2009-06-01 00:00:00

abstract：:Observation of the ultrastructural and intracellular chemical changes of CaCl2-tolerant strains is important both for understanding their adaptation mechanism under high salt stress and for providing theoretical basis of their application in treating high-CaCl2 wastewaters. A novel strain V 430 isolated by us has been...

journal_title：Applied biochemistry and biotechnology

authors： Xin X,Wang Y

更新日期：2007-09-01 00:00:00

abstract：:Tradescantia pallida (Wandering jew)-a succulent perennial herb-was screened to be a potent chromium (Cr) accumulator. Its ability to grow under Cr stress was examined by studying biochemical changes and physiological response of the plant in presence of 5-20 mg L(-1) Cr(VI) concentration in hydroponic environment for...

journal_title：Applied biochemistry and biotechnology

authors： Sinha V,Pakshirajan K,Chaturvedi R

更新日期：2014-08-01 00:00:00

abstract：:A high-performance and rapid chemiluminescence immunoassay for model food allergen lysozyme, one of the major allergenic components in egg white, using antibody-conjugated bacterial magnetic particles and a fully automated system was developed. This system contains a reaction station, tip rack, and an eight-tip pipett...

journal_title：Applied biochemistry and biotechnology

authors： Sato R,Takeyama H,Tanaka T,Matsunaga T

更新日期：2001-04-01 00:00:00

abstract：:The use of cheap, high-efficiency, and ecofriendly adsorbent has been studied as an alternative way for the removal of dyes from wastewater. This paper investigated the use of waste brewery's yeast for the removal of acid orange 7 from aqueous solution. The optimum removal of acid orange 7 was found to be 3.561 mg/g a...

journal_title：Applied biochemistry and biotechnology

authors： Wu Y,Hu Y,Xie Z,Feng S,Li B,Mi X

更新日期：2011-04-01 00:00:00

abstract：:The present work evaluates the phenol degradative performance of microalgae Chlorella pyrenoidosa. High-performance liquid chromatography (HPLC) analysis showed that C. pyrenoidosa degrades phenol completely up to 200 mg/l. It could also metabolize phenol in refinery wastewater. Biokinetic parameters obtained are the ...

journal_title：Applied biochemistry and biotechnology

authors： Das B,Mandal TK,Patra S

更新日期：2015-07-01 00:00:00

abstract：:Lipase from Rhizomucor miehei (RML) was immobilized onto chitosan support in the presence of some surfactants added at low levels using two different strategies. In the first approach, the enzyme was immobilized in the presence of surfactants on chitosan supports previously functionalized with glutaraldehyde. In the s...

journal_title：Applied biochemistry and biotechnology

authors： de Oliveira UMF,Lima de Matos LJB,de Souza MCM,Pinheiro BB,Dos Santos JCS,Gonçalves LRB

更新日期：2018-04-01 00:00:00

abstract：:The growing interest in natural food has raised the global demand for nutraceuticals. We studied enhanced production of biomass, delta-aminolevulinic acid (delta-ALA), bili pigments and antioxidant capacity of a food alga Nostochopsis lobatus in a full-factorial (three level) design with supplemental Zn, glutamine, an...

journal_title：Applied biochemistry and biotechnology

authors： Pandey U,Pandey J

更新日期：2008-08-01 00:00:00

abstract：:Further characterization of an aspartyl protease from Mucor bacilliformis with milk-clotting activity was performed. An extinction coefficient, epsilon 278 cm = 1.61 mL/mg/cm, a molecular mass of 35,400 Da and a pI of 5.2 were determined. Proteolytic activity and kinetic parameters were evaluated by using the hexapept...

journal_title：Applied biochemistry and biotechnology

authors： Venera GD,Machalinski C,Zumárraga H,Biscoglio de Jiménez Bonino MJ

更新日期：1997-12-01 00:00:00

abstract：:As technologies for utilizing biomass for fuel and chemical production continue to improve, enzymatic hydrolysis can be run at still higher solids concentrations. For hydrolyses that initially contain little or no free water (10-40% total solids, w/w), the saccharification of insoluble polymers into soluble sugars inv...

journal_title：Applied biochemistry and biotechnology

authors： Kristensen JB,Felby C,Jørgensen H

更新日期：2009-05-01 00:00:00

abstract：:The 5' amino-labeled DNA probe complementary to mga gene of Streptococcus pyogenes was immobilized on carboxylated multiwall carbon nanotubes electrode and hybridized with 0.1-100 ng/6 μl single-stranded genomic DNA (ssG-DNA) of S. pyogenes from throat swab of suspected rheumatic heart disease (RHD) patients. Electroc...

journal_title：Applied biochemistry and biotechnology

authors： Singh S,Kaushal A,Khare S,Kumar A

更新日期：2014-05-01 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：:Aspergillus niger CTBU isolated from local decayed bamboo shoot residue was employed to solid-state fermentation (SSF) of bamboo shoot residue to elevate the content of phytosterols. Strain acclimatization was carried out under the fermentation condition using bamboo shoot as substrate for fermentation performance imp...

journal_title：Applied biochemistry and biotechnology

authors： Zheng XX,Chen RS,Shen Y,Yin ZY

更新日期：2014-04-01 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：:Xylans are major hemicellulose components of plant cell wall which can be hydrolyzed by xylanolytic enzymes. Three forms of endo-β-1,4-xylanases (XynSW1, XynSW2A, and XynSW2B) produced by thermotolerant Streptomyces sp. SWU10 have been reported. In the present study, we described the expression and characterization of...

journal_title：Applied biochemistry and biotechnology

authors： Sukhumsirichart W,Deesukon W,Kawakami T,Matsumoto S,Seesom W,Sakamoto T

更新日期：2014-01-01 00:00:00

abstract：:Biomass degradation compounds significantly inhibit biochemical conversion of biomass prehydrolysates to biofuels and chemicals, such as lactic acid. To characterize the structure-activity relationship of carbonyl inhibition on lactic acid fermentation, we examined effects of eight carbonyl compounds (furfural, 5-hydr...

journal_title：Applied biochemistry and biotechnology

authors： Li J,Zhu C,Tu M,Han P,Wu Y

更新日期：2015-04-01 00:00:00

abstract：:Batch pressure vessels commonly used for hydrothermal liquefaction have typical heating times in the range of 30 to 60 min. Thermodynamically, the complex set of reactions are path dependent, so that the heating rate can possibly affect yields and the composition of the resultant liquid products. It is postulated that...

journal_title：Applied biochemistry and biotechnology

authors： Zhang B,von Keitz M,Valentas K

更新日期：2008-03-01 00:00:00

abstract：:Internal air circulation affects the temperature field distribution in a gas double-dynamic solid-state fermentation bioreactor (GDSFB). To enhance heat transfer through strengthening internal air circulation in a GDSFB, we put an air distribution plate (ADP) into the bioreactor and studied the effects of forced inter...

journal_title：Applied biochemistry and biotechnology

authors： Chen H,Qin L,Li H

更新日期：2014-02-01 00:00:00

abstract：:Colour and COD removals of the azo dyes Congo Red (CR) and Reactive Black 5 (RB5) were individually evaluated in a sequential anaerobic/aerobic treatment system. Additionally, dye toxicity was assessed by using acute ecotoxicity tests with Daphnia magna as the indicator-organism. The anaerobic reactor was operated at ...

journal_title：Applied biochemistry and biotechnology

authors： Silva ME,Firmino PI,Sousa MR,Santos AB

更新日期：2012-02-01 00:00:00

abstract：:The results of a numerical study of the fundamental interactions of engineering design and micromixing on conversion in packed microchannels are presented. Previously, channel-based microreactors made of molded silicon plastic were designed, fabricated, and experimentally tested. These reactors have enzymes immobilize...

journal_title：Applied biochemistry and biotechnology

authors： Jones F,Bailey R,Wilson S,Hiestand J

更新日期：2007-04-01 00:00:00

abstract：:A DNA fragment of 2,042 bp containing a novel beta-mannanase gene, man5A, was identified from the genome of the mannan-degrading bacterium Bacillus circulans CGMCC1554. The open reading frame of man5A comprised 978 bp encoding a protein of 326 amino acids with a predicted molecular weight of 32 kDa. The amino acid seq...

journal_title：Applied biochemistry and biotechnology

authors： Yang P,Li Y,Wang Y,Meng K,Luo H,Yuan T,Bai Y,Zhan Z,Yao B

更新日期：2009-10-01 00:00:00

abstract：:Agricultural waste being the major solid waste in the environment, the study has explored and identified the presence of minerals especially silica in the agricultural waste like sugarcane bagasse ash and rice husk ash by carbonization on combustion at different thermal conditions and biodegradation. Presence of silic...

journal_title：Applied biochemistry and biotechnology

authors： Krishnamoorthy S,Iyer NR,Murthy AR

更新日期：2015-02-01 00:00:00

abstract：:Mouse CXCL14/BRAK is a monocyte-selective chemokine which is expressed in almost all normal tissues. A flood of reports on its new functions of tumor suppression and fat metabolism modulation has left CXCL14 a potential therapeutic candidate for these diseases. Therefore, a simple accessible method is on demand for la...

journal_title：Applied biochemistry and biotechnology

authors： Li J,Gao J,Sah S,Satyal U,Zhang R,Han W,Yu Y

更新日期：2011-08-01 00:00:00

abstract：:The present work has as objective to contribute for the elucidation of the mechanism associated with Pb detoxification, using the yeast Saccharomyces cerevisiae as a model organism. The deletion of GTT1 or GTT2 genes, coding for functional glutathione transferases (GST) enzymes in S. cerevisiae, caused an increased su...

journal_title：Applied biochemistry and biotechnology

authors： Sousa CA,Hanselaer S,Soares EV

更新日期：2015-01-01 00:00:00

abstract：:In this presented work, magnetic poly(HEMA-GMA) nanoparticles were synthesized, characterized, and used for immobilization of an anti-leukemic enzyme L-asparaginase. The average particle size of the synthesized magnetic nanoparticles was found to be as 117.5 nm. L-asparaginase was successfully immobilized onto the syn...

journal_title：Applied biochemistry and biotechnology

authors： Orhan H,Aktaş Uygun D

更新日期：2020-08-01 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：:A multi-method protocol previously proposed for the extraction of extracellular polymeric substances (EPS) from flocculated sludges was investigated on dense aerobic granules. The protocol combines mechanical disruption by sonication and chemical extraction using the Tween detergent and the cation chelator, EDTA. Poly...

journal_title：Applied biochemistry and biotechnology

authors： Caudan C,Filali A,Lefebvre D,Spérandio M,Girbal-Neuhauser E

更新日期：2012-04-01 00:00:00

abstract：:The polysaccharides extracted from the achenes of jelly fig, Ficus awkeotsang Makino, were mainly composed of low methyl pectin and used as a novel shell material for encapsulating lipophilic bioactives in the core of microcapsule. The polysaccharide microcapsules with oil core were prepared using a novel acrylic-base...

journal_title：Applied biochemistry and biotechnology

authors： Ponrasu T,Yang RF,Chou TH,Wu JJ,Cheng YS

更新日期：2020-05-01 00:00:00

abstract：:Polygalacturonases are part of the group of enzymes involved in pectin degradation. The aim of this work was to investigate some of the factors affecting polygalacturonase production by an Aspergillus giganteus strain and to characterize this pectinolytic activity. Several carbon sources, both pure substances and natu...

journal_title：Applied biochemistry and biotechnology

authors： Pedrolli DB,Gomes E,Monti R,Carmona EC

更新日期：2008-02-01 00:00:00