Quantitative analysis of hydrogen peroxide with special emphasis on biosensors.

abstract：:Bio-catalytic in vitro multistep reactions can be combined in a single step in one pot by optimizing multistep reactions under identical reaction condition. Using this analogy, the process of making PEGylated insulin, IN-105, was simplified. Instead of taking the purified active insulin bulk powder as the starting mat...

journal_title：Bioprocess and biosystems engineering

authors： Hazra P,Chatterjee A,Shabandri Q,Adhikary L,Dave N,Buddha M

更新日期：2012-10-01 00:00:00

abstract：:Amano lipase AK from P. fluorescens was immobilized on different types of chitosan-containing supports. Chitosan lower molecular weight (2.5%), chitosan lower molecular weight/sodium alginate (2.5%/2.5%) and chitosan lower molecular weight/carrageenan (2.5%/2.5%) allowed the highest values of immobilization yields (IY...

journal_title：Bioprocess and biosystems engineering

authors： de Sousa Fonseca T,de Oliveira UMF,de Oliveira MDCF,de Lemos TLG,da Silva MR,Rios NS,Gonçalves LRB,de Mattos MC

更新日期：2021-01-03 00:00:00

abstract：:Microalgae are considered as a promising biotechnological strategy to capture CO2 from biogas, producing biomass with valuable energetic compounds. This study has evaluated the biotechnological potential to fix CO2 from biogas and biomass production by Scenedesmus obliquus cultured in four different formulations of cu...

journal_title：Bioprocess and biosystems engineering

authors： Choix FJ,Polster E,Corona-González RI,Snell-Castro R,Méndez-Acosta HO

更新日期：2017-12-01 00:00:00

abstract：:(R)-2-hydroxy-4-phenylbutyric acid (R-HPBA) is a valuable intermediate for the synthesis of angiotensin-converting enzyme inhibitors. The asymmetric reduction of 2-oxo-4-phenylbutyric acid (OPBA) by oxidoreductases is an efficient approach for its synthesis. Here, we report a novel biocatalytic approach for asymmetric...

journal_title：Bioprocess and biosystems engineering

authors： Wang X,Yu Z,Tang J,Yi D,Chen S

更新日期：2018-09-01 00:00:00

abstract：:The effect of several solvents present in a biphasic reaction system on cells of Rhodococcus erythropolis DCL14, Xanthobacter Py2, Arthrobacter simplex and Mycobacterium sp. NRRL B-3805 was evaluated. These four strains have been widely exploited, from bioremediation to the production of fine chemicals, in two-phase r...

journal_title：Bioprocess and biosystems engineering

authors： de Carvalho CC,da Fonseca MM

更新日期：2004-12-01 00:00:00

abstract：:The proteolysis of cheese whey with the aid of immobilized enzymes is an attractive alternative for this by-product of the dairy industry. Among some possible applications for whey protein hydrolysates, one may cite their use as protein source for individuals with reduced capacity of digestion, or with genetic metabol...

journal_title：Bioprocess and biosystems engineering

authors： Pinto GA,Giordano RL,Giordano RC

更新日期：2009-01-01 00:00:00

abstract：:Broad-spectrum antibodies can effectively recognize substances with similar structures and have broad application prospects in field rapid detection. In this study, broad-spectrum antibodies (Abs) against organophosphorus pesticides (OPs) were used as sensitive recognition elements, which could effectively recognize m...

journal_title：Bioprocess and biosystems engineering

authors： Dong H,Zhao Q,Li J,Xiang Y,Liu H,Guo Y,Yang Q,Sun X

更新日期：2020-11-08 00:00:00

abstract：:This study aimed to assess the variability in respect of titer and properties of xylanase from Trichoderma reesei SAF3 under both solid-state and submerged fermentation. SSF was initially optimized with different agro-residues and among them wheat bran was found to be the best substrate that favored maximum xylanase p...

journal_title：Bioprocess and biosystems engineering

authors： Kar S,Sona Gauri S,Das A,Jana A,Maity C,Mandal A,Das Mohapatra PK,Pati BR,Mondal KC

更新日期：2013-01-01 00:00:00

abstract：:A serine alkaline protease from a newly isolated alkaliphilic Bacillus altitudinis GVC11 was purified and characterized. The enzyme was purified to homogeneity by acetone precipitation, DEAE-cellulose anion exchange chromatography with 7.03-fold increase in specific activity and 15.25% recovery. The molecular weight o...

journal_title：Bioprocess and biosystems engineering

authors： Vijay Kumar E,Srijana M,Kiran Kumar K,Harikrishna N,Reddy G

更新日期：2011-05-01 00:00:00

abstract：:Cellulosic sludge from paper mills making bleached products can be enzymatically converted to glucose. A kinetic model that accounts for product inhibition was used to estimate the cost:benefits of the process. In the proposed scheme, the sludge is enzymatically hydrolyzed in a sequence of CSTRs, the ash separated, an...

journal_title：Bioprocess and biosystems engineering

authors： Mora S,Banerjee S

更新日期：2013-08-01 00:00:00

abstract：:In this study, we attempted to increase butanol/acetone ratio and total solvent productivity in ABE fermentations with corn- and cassava-based media, by consecutively feeding a small amount of butyrate/acetate during solventogenic phase to weaken the metabolic strengths in butyrate/acetate closed-loops. Consecutively ...

journal_title：Bioprocess and biosystems engineering

authors： Li X,Shi Z,Li Z

更新日期：2014-08-01 00:00:00

abstract：:An extractive biocatalytic method of aqueous two-phase system was employed for stereoinversing (R)-1-phenyl-1,2-ethanediol into (S)-1-phenyl-1,2-ethanediol by Candida parapsilosis CCTCC M203011. It was observed that substrate and product inhibitions in microbial stereoinversion through one-pot oxidation and reduction ...

journal_title：Bioprocess and biosystems engineering

authors： Xu MW,Mu XQ,Xu Y

更新日期：2010-03-01 00:00:00

abstract：:Simultaneous organics removal and bio-electrochemical denitrification using a microbial fuel cell (MFC) reactor were investigated in this study. The electrons produced as a result of the microbial oxidation of glucose in the anodic chamber were transferred to the anode, which then flowed to the cathode in the cathodic...

journal_title：Bioprocess and biosystems engineering

authors： Jia YH,Tran HT,Kim DH,Oh SJ,Park DH,Zhang RH,Ahn DH

更新日期：2008-06-01 00:00:00

abstract：:Lysozyme is a lytic enzyme, which has antimicrobial activity. It has been used for food and pharmaceutical applications. This study was undertaken to evaluate fed-batch and continuous fermentations for the human lysozyme production in biofilm reactor. Results showed that addition of lactose the mid-log phase to make t...

journal_title：Bioprocess and biosystems engineering

authors： Ercan D,Demirci A

更新日期：2015-12-01 00:00:00

abstract：:A novel and highly stable biomimetic oxidase sensor system was designed for catehol detection. FePP used as biomimetic horseradish peroxidase (HRP) was immobilized onto modified multi-walled carbon nanotubes (MWCNTs). Functional groups such as -OH, -NH2 and -COOH were introduced onto the surface of MWCNTs to provide b...

journal_title：Bioprocess and biosystems engineering

authors： Bin Z,Yanhong C,Jiaojiao X

更新日期：2019-02-01 00:00:00

abstract：:Armillaria sp. F022 is a white-rot fungus isolated from a tropical rain forest in Indonesia that is capable of utilizing pyrene as a source of carbon and energy. Enzymes production during the degradation process by Armillaria sp. F022 was certainly related to the increase in biomass. In the first week after incubation...

journal_title：Bioprocess and biosystems engineering

authors： Hadibarata T,Kristanti RA

更新日期：2013-04-01 00:00:00

abstract：:High amounts of outer membrane (OM) components were released in glucose-limited fed-batch (GLFB) cultures at 37 degrees C at specific growth rates approaching 0.05 h(-1). Endotoxin analyses from a 20 degrees C GLFB culture gave similar results. An alternative fermentation technique, the temperature-limited fed-batch (...

journal_title：Bioprocess and biosystems engineering

authors： Svensson M,Han L,Silfversparre G,Häggström L,Enfors SO

更新日期：2005-04-01 00:00:00

abstract：:Soybean carbohydrate is often found to limit the use of protein in soy flour as food and animal feed due to its indigestibility to monogastric animal. In the current study, an enzymatic process was developed to produce not only soy protein concentrate and soy protein isolate without indigestible carbohydrate but also ...

journal_title：Bioprocess and biosystems engineering

authors： Loman AA,Islam SM,Li Q,Ju LK

更新日期：2016-10-01 00:00:00

abstract：:Vitamin B12 is a crucial fine chemical that is widely used in the pharmaceutical, food and chemical industries, and its production solely dependents on microbial fermentation. We previously constructed an artificial vitamin B12 biosynthesis pathway in Escherichia coli, but the yield of the engineered strains was low. ...

journal_title：Bioprocess and biosystems engineering

authors： Li D,Fang H,Gai Y,Zhao J,Jiang P,Wang L,Wei Q,Yu D,Zhang D

更新日期：2020-10-01 00:00:00

abstract：:The effects of biological factors including dissolved oxygen (DO), pH, carbon/nitrogen (C/N) and hydraulic retention times (HRT) on the performance of simultaneous nitrification and denitrification (SND) in a moving bed sequencing batch reactor (MBSBR) were investigated. A low DO was found to be advantageous to the SN...

journal_title：Bioprocess and biosystems engineering

authors： Wang J,Rong H,Cao Y,Zhang C

更新日期：2020-10-01 00:00:00

abstract：:The performance and operational stability of a pilot-scale static granular bed reactor (SGBR) for the treatment of dairy processing wastewater were investigated under a wide range of organic and hydraulic loading rates and temperature conditions. The SGBR achieved average chemical oxygen demand (COD), biological oxyge...

journal_title：Bioprocess and biosystems engineering

authors： Oh JH,Park J,Ellis TG

更新日期：2015-02-01 00:00:00

abstract：:A self-designed novel solid-state fermentation (SSF) bioreactor named "gas double-dynamic solid-state fermentation bioreactor (GDSFB)" showed great success in processes for the production of several valuable products. For the present study, a simple GDSFB (2 L in volume) was designed to investigate the impact of exhau...

journal_title：Bioprocess and biosystems engineering

authors： Chen H,Li Y,Xu F

更新日期：2013-11-01 00:00:00

abstract：:Microalgal carotenoids are attractive health ingredients, but their production should be optimized to improve cost-effectiveness. Understanding cellular physiology centered on carotenoid synthesis is the prerequisite for this work. Therefore, systematic correlation analyses were conducted among chlorophyll, carotenoid...

journal_title：Bioprocess and biosystems engineering

authors： Song HG,Byeon SY,Chung GY,Jung SM,Choi JI,Shin HS

更新日期：2018-09-01 00:00:00

abstract：:In this study, sodium gluconate was applied as a novel carbon source for the fuel ethanol production using an engineered Escherichia coli strain KO11 in batch fermentations. Ethanol and acetic acid were produced as two major products as well as small amount of lactic acid during the fermentation. Compared to the conve...

journal_title：Bioprocess and biosystems engineering

authors： Wu W,Fan Z

更新日期：2013-11-01 00:00:00

abstract：:In this study, a new-generation subsurface upflow wetland (SUW) system packed with the unique sorption media was introduced for nutrient removal. To explore the interface between hydraulic and environmental performance, a tracer study was carried out in concert with a transport model to collectively provide hydraulic ...

journal_title：Bioprocess and biosystems engineering

authors： Chang NB,Xuan Z,Wanielista MP

更新日期：2012-03-01 00:00:00

abstract：:Menaquinone-7 (MK-7), a subtype of vitamin K, has received a significant attention due to its effect on improving bone and cardiovascular health. Current fermentation strategies, which involve static fermentation without aeration or agitation, are associated with low productivity and scale-up issues and hardly justify...

journal_title：Bioprocess and biosystems engineering

authors： Mahdinia E,Demirci A,Berenjian A

更新日期：2017-10-01 00:00:00

abstract：:Candida cylindracea NRRL Y-17506 was grown to produce extracellular lipase from oleic acid as a carbon source. Through flask cultures, it was found that the optimum initial oleic acid concentration for cell growth was 20 g l(-1). However, high initial concentrations of oleic acid up to 50 g l(-1) were not inhibitory. ...

journal_title：Bioprocess and biosystems engineering

authors： Kim BS,Hou CT

更新日期：2006-06-01 00:00:00

abstract：:In this study, citric acid production from extract of Jerusalem artichoke tubers by the genetically engineered yeast Yarrowia lipolytica strain 30 was investigated. After the compositions of the extract of Jerusalem artichoke tubers for citric acid production were optimized, the results showed that natural components ...

journal_title：Bioprocess and biosystems engineering

authors： Wang LF,Wang ZP,Liu XY,Chi ZM

更新日期：2013-11-01 00:00:00

abstract：:In this study, a microbial consortium from an acid-treated rumen fluid was used to improve the yields of H2 production from paper residues in batch reactors. The anaerobic batch reactors, which contained paper and cellulose, were operated under three conditions: (1) 0.5 g paper/L, (2) 2 g paper/L, and (3) 4 g paper/L....

journal_title：Bioprocess and biosystems engineering

authors： Botta LS,Ratti RP,Sakamoto IK,Ramos LR,Silva EL,Varesche MB

更新日期：2016-12-01 00:00:00

abstract：:Changes in the microbial community of an enhanced biological phosphorus removal (EBPR) activated sludge system under different influent phosphorus/carbon (P/C) ratio conditions were investigated through evaluation of population respiratory quinone profiles. A total of 13 types of respiratory quinone homologs consistin...

journal_title：Bioprocess and biosystems engineering

authors： Ahn J,Lee M,Kwon H

更新日期：2006-08-01 00:00:00