Immobilization of glutaryl-7-aminocephalosporanic acid acylase on silica gel and enhancement of its stability.

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：:Alginate lyases have been widely used for the preparation of bioactive alginate oligosaccharides. An alginate lyase AlgL-CD was rationally designed by introducing alkaline amino acid residues near active center to increase activity. One of its mutants E226K presented much higher activity than wild-type AlgL-CD. Substr...

journal_title：Applied biochemistry and biotechnology

authors： Xu X,Zeng D,Wu D,Lin J

更新日期：2021-01-23 00:00:00

abstract：:The ability of Xanthomonas campestris to convert glucose and xylose to xanthan and the structure of xanthan derived from the glucose/xylose mixture media are important when the lignocelluloses hydrolysate was used in xanthan production. In this paper, the features related to xanthan fermentation in the glucose/xylose ...

journal_title：Applied biochemistry and biotechnology

authors： Zhang Z,Chen H

更新日期：2010-03-01 00:00:00

abstract：:Aldehyde dehydrogenase (E.C. 1.2.1.x) can catalyze detoxification of acetaldehydes. A novel acetaldehyde dehydrogenase (istALDH) from the non-Saccharomyces yeast Issatchenkia terricola strain XJ-2 has been previously characterized. In this work, Lactococcus lactis with the NIsin Controlled Expression (NICE) System was...

journal_title：Applied biochemistry and biotechnology

authors： Lyu Y,LaPointe G,Zhong L,Lu J,Zhang C,Lu Z

更新日期：2018-02-01 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：: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：:Cross-linked enzyme aggregates (CLEAs) are a versatile and effective method for enzyme immobilization, which is exquisitely simple and amenable to rapid optimization. In this study, nature egg white, which is low cost, easily available, and nontoxic, was used as protein feeder to replace traditional protein feeder (bo...

journal_title：Applied biochemistry and biotechnology

authors： Jiang Y,Wang Q,He Y,Zhou L,Gao J

更新日期：2014-03-01 00:00:00

abstract：:Increased demand for ethanol as a fuel additive has resulted in dramatic growth in ethanol production. Ethanol is produced from corn by either wet milling or dry-grind processing. In wet milling, the corn kernel is fractionated into different components, resulting in several coproducts. Wet-milling plants are capital ...

journal_title：Applied biochemistry and biotechnology

authors： Rausch KD,Belyea RL

更新日期：2006-01-01 00:00:00

abstract：:Hypocrellin A production by Shiraia sp. SUPER-H168 was studied under solid-state fermentation. Corn was found to be the best substrate after evaluating eight kinds of agro-industrial crops and residues. The optimized solid-state fermentation conditions were as follows: inoculum size 3 x 10(6) spores, substrate particl...

journal_title：Applied biochemistry and biotechnology

authors： Cai Y,Liang X,Liao X,Ding Y,Sun J,Li X

更新日期：2010-04-01 00:00:00

abstract：:A novel mannan-specific lectin was isolated from the roots of a traditional Chinese herbal medicine, Ophioglossum pedunculosum through ion-exchange chromatography and gel filtration. With a molecular mass of 19,835.7 Da demonstrated by MALDI-TOF analysis, this novel agglutinin was designated as O. pedunculosum aggluti...

journal_title：Applied biochemistry and biotechnology

authors： He XM,Ji N,Xiang XC,Luo P,Bao JK

更新日期：2011-12-01 00:00:00

abstract：:In this study, we investigated the dynamics of a computer simulation of a continuous alcoholic fermentation process combined with a flash column under vacuum. The alcohol was partially extracted in order to maintain its concentration at about 40 kg/m3 in the fermentor. The mathematical model of the fermentation was de...

journal_title：Applied biochemistry and biotechnology

authors： Costa AC,Dechechi EC,Silva FL,Maugeri F,Maciel R

更新日期：2000-04-01 00:00:00

abstract：:In the present study, effects of aqueous extracts from Crocodylus siamensis bile (AE-CB) on SMMC-7721 cell growth, cell cycle, and apoptosis were investigated by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide assay, inverted microscopy, fluorescence microscopy, propidium iodide (PI) single- and fluoresc...

journal_title：Applied biochemistry and biotechnology

authors： Song W,Li SS,Qiu PP,Shen DY,Tian L,Zhang QY,Liao LX,Chen QX

更新日期：2013-05-01 00:00:00

abstract：:Androstenedione (AD) is a steroid intermediate used in the pharmaceutical industry for the production of several important anabolic drugs. An important route for producing AD is by the microbial transformation of sterols. Microbes capable of efficiently transforming sterols to AD are few and newer strains need to be i...

journal_title：Applied biochemistry and biotechnology

authors： Malaviya A,Gomes J

更新日期：2009-08-01 00:00:00

abstract：:Changes in protein glycosylation owing to changes in environmental conditions are not well understood. To better understand these relationships, methods to quantify controlling factors are needed. Because enzymes are translated from genes, the ability to quantify gene expression levels for glycosylation-related enzyme...

journal_title：Applied biochemistry and biotechnology

authors： Clark KJ,Harcum SW,Griffiths J,Bailey KM

更新日期：2005-06-01 00:00:00

abstract：:The use of immobilized enzymes has opened the possibility of large scale utilization of NAD(+)-linked dehydrogenases, but the applications of this technique were limited by the necessity of providing the large amounts of NAD(+) required by its stoichiometric consumption in the reaction. After immobilization of alcohol...

journal_title：Applied biochemistry and biotechnology

authors： Burstein C,Ounissi H,Legoy MD,Gellf G,Thomas D

更新日期：1981-12-01 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：: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：:Diacetyl production via alpha-acetolactic acid (ALA) extracellular decarboxylation in Lactococcus lactis spp. lactis bv. diacetylactis SD 933 cultures has been assessed under anaerobiosis both in batch and continuous fermentations at pH 5.5 and 8.0 by studying the effects of alpha-acetolactate decarboxylase (ADC) addi...

journal_title：Applied biochemistry and biotechnology

authors： Rondags E,Halliday E,Marc I

更新日期：1998-02-01 00:00:00

abstract：:To investigate the effect of pH and temperature on the cell growth and bacteriocin production of Pediococcus acidilactici PA003, a lactic acid bacterium isolated from traditionally fermented cabbage, the kinetic behaviour of P. acidilactici PA003 was simulated in vitro during laboratory fermentations by making use of ...

journal_title：Applied biochemistry and biotechnology

authors： Zhang J,Zhang Y,Liu SN,Han Y,Zhou ZJ

更新日期：2012-03-01 00:00:00

abstract：:Agar, a major polysaccharide of red algal cells, is degraded by β-agarases into neoagarobiose, which is further hydrolyzed into the monomers, D-galactose and 3,6-anhydro-L-galactose, by 1,3-α-3,6-anhydro-L-galactosidases including α-1,3-L-neoagarooligasaccharide hydrolase (α-NAOSH). A novel cold-adapted alkaline α-NAO...

journal_title：Applied biochemistry and biotechnology

authors： Asghar S,Lee CR,Chi WJ,Kang DK,Hong SK

更新日期：2019-08-01 00:00:00

abstract：:Methanol, acetone and diethyl ether extracts of Alpinia galanga have been evaluated against pathogens viz. Bacillus subtilis MTCC 2391, Enterobacter aerogene, Enterobacter cloacae, Enterococcus faecalis, Escherichia coli MTCC 1563, Klebsiella pneumoniae, Pseudomonas aeruginosa MTCC 6642, Salmonella typhimurium, Staphy...

journal_title：Applied biochemistry and biotechnology

authors： Rao K,Ch B,Narasu LM,Giri A

更新日期：2010-10-01 00:00:00

abstract：:The batch culture of a newly isolated strain of a green microalga, Chlorella sorokiniana, was carried out using a conical helical tubular photobioreactor. The isolate was capable of good growth at 40 degrees C under an airstream enriched with 10% CO2. The maximum photosynthetic productivity was 34.4 g of dry biomass/(...

journal_title：Applied biochemistry and biotechnology

authors： Morita M,Watanabe Y,Saiki H

更新日期：2000-06-01 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：:Using microalgae to capture CO2 from flue gas is an ideal way to reduce CO2 emission, but this is challenged by the high cost of carbon capture and transportation. To address this problem, a bicarbonate-based integrated carbon capture and algae production system (BICCAPS) has been proposed, in which bicarbonate is use...

journal_title：Applied biochemistry and biotechnology

authors： Chi Z,Elloy F,Xie Y,Hu Y,Chen S

更新日期：2014-01-01 00:00:00

abstract：:The effects of soybean and castorbean meals were evaluated separately, and in combinations at different ratios, as substrates for lipase production by Botryosphaeria ribis EC-01 in submerged fermentation using only distilled water. The addition of glycerol analytical grade (AG) and glycerol crude (CG) to soybean and c...

journal_title：Applied biochemistry and biotechnology

authors： Andrade MM,Barbosa AM,Bofinger MR,Dekker RF,Messias JM,Guedes CL,Zaminelli T,de Oliveira BH,de Lima VM,Dall'antonia LH

更新日期：2013-08-01 00:00:00

abstract：:An efficient regeneration system was established for an ethnomedicinal shrub Rhinacanthus nasutus from root-derived callus organogenesis. The root segments were cultured on MS medium supplemented with various concentrations of Kn (1.0-4.0 μM) alone or in combination with IBA (0.2-0.6 μM) or 2, 4-D (0.5-1.5 μM). The op...

journal_title：Applied biochemistry and biotechnology

authors： Cheruvathur MK,Thomas TD

更新日期：2014-02-01 00:00:00

abstract：:The effect of nutrients on L(+)-lactic acid production from glucose was investigated using Rhizopus oryzae ATCC 52311. From the shake-flask experiments, the optimal medium composition was defined for improved lactic-acid production. In order to enhance lactic-acid production rate and product yield, controlled aeration...

journal_title：Applied biochemistry and biotechnology

authors： Zhou Y,Domínguez JM,Cao N,Du J,Tsao GT

更新日期：1999-04-01 00:00:00

abstract：:Although the use of lipases as biocatalysts has frequently been proposed, it is yet scarcely being implemented in industrial processes. This is mainly due to the difficulties associated with the discovery and engineering of new enzymes and the lack of versatile screening methods. In this study, we screened the availab...

journal_title：Applied biochemistry and biotechnology

authors： Roh C,Schmid RD

更新日期：2013-12-01 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 yeast Saccharomyces cerevisiae has been used to efficiently produce L-malic acid from fumaric acid. Fumarase is responsible for the reversible conversion of fumaric and L-malic acids in the TCA cycle. To investigate the function of mitochondrial and cytoplasmic fumarase isoenzymes in L-malic acid bioconversion, a ...

journal_title：Applied biochemistry and biotechnology

authors： Wang X,Gong CS,Tsao GT

更新日期：1998-04-01 00:00:00