High-level soluble and functional expression of Trigonopsis variabilis D-amino acid oxidase in Escherichia coli.

abstract：:Chemical modification of lysine residues in Candida rugosa lipase (CRL) was carried out using five different functional ionic liquids, and about 15.4-25.0 % of the primary amino groups of lysine were modified. Enzymatic properties of the native and modified CRLs were investigated in olive oil hydrolysis reaction. Impr...

journal_title：Bioprocess and biosystems engineering

authors： Hu Y,Yang J,Jia R,Ding Y,Li S,Huang H

更新日期：2014-08-01 00:00:00

abstract：:Based on the screening of biocatalysts and reaction conditions including solvent, water content, temperature, enzyme loading, and reaction time, lipase from porcine pancreas (PPL) showed the prominent promiscuity for the Knoevenagel condensation between 1,3-dihydroindol-2-one heterocycle and aromatic aldehydes. Under ...

journal_title：Bioprocess and biosystems engineering

authors： Ding Y,Xiang X,Gu M,Xu H,Huang H,Hu Y

更新日期：2016-01-01 00:00:00

abstract：:The previous works on simulated broths are continued and developed for Propionibacterium shermanii broths. The obtained results indicated the considerable increase of kLa in presence of n-dodecane as oxygen-vector and the existence of a certain value of hydrocarbon concentration that corresponds to the maximum mass tr...

journal_title：Bioprocess and biosystems engineering

authors： Galaction AI,Cascaval D,Turnea M,Folescu E

更新日期：2005-07-01 00:00:00

abstract：:Development of highly efficient anode is critical for enhancing the power output of microbial fuel cells (MFCs). The aim of this work is to investigate whether modification of carbon paper (CP) anode with graphene (GR) via layer-by-layer assembly technique is an effective approach to promote the electricity generation...

journal_title：Bioprocess and biosystems engineering

authors： Guo W,Cui Y,Song H,Sun J

更新日期：2014-09-01 00:00:00

abstract：:The mammalian pathogen Bordetella bronchiseptica was grown under controlled batch conditions with glutamate as the primary carbon and nitrogen source. First, a Box-Behnken statistical design quantified the effect of Mg, sulfate, and nicotinate on the antigen filamentous hemagglutinin (FHA) formation. Using lactic acid...

journal_title：Bioprocess and biosystems engineering

authors： Guetter SD,Eiteman MA

更新日期：2014-02-01 00:00:00

abstract：:The sequence-characterized amplified region (SCAR) marker for simultaneous identification of Miscanthus sacchariflorus, Miscanthus sinensis, and Miscanthus x giganteus was developed. In this study, it was attempted for the first time to develop the SCAR marker for detecting the molecular phenotypes among Miscanthus sp...

journal_title：Bioprocess and biosystems engineering

authors： Kim JK,An GH,Ahn SH,Moon YH,Cha YL,Bark ST,Choi YH,Suh SJ,Seo SG,Kim SH,Koo BC

更新日期：2012-01-01 00:00:00

abstract：:The influence of sugars in culture media on the kinetics of the mono- and disaccharide uptake and cell growth behavior was studied by mid-infrared spectroscopy using a Fourier transform infrared spectrometer (FT-IR) equipped with an attenuate total reflection accessory (ATR). We performed the plant cell cultivation wi...

journal_title：Bioprocess and biosystems engineering

authors： Yamanaka A,Hashimoto A,Matsuo T,Kanou M,Suehara K,Kameoka T

更新日期：2007-11-01 00:00:00

abstract：:Gamma-aminobutyric acid (GABA) production by free and Ca-alginate encapsulated cells of Enterococcus faecium CFR 3003 was investigated. Mass transfer rates characterizing the GABA production process using encapsulated cells were investigated. Experiments were performed to investigate external film and internal pore di...

journal_title：Bioprocess and biosystems engineering

authors： Divyashri G,Prapulla SG

更新日期：2015-03-01 00:00:00

abstract：:In this study, the modulation of enzymatic biocatalysts were developed by the use of lipase B from Candida antarctica covalently immobilized on an eco-friendly support, cashew apple bagasse, activated with 10% glycidol-ethylenediamine-glutaraldehyde (GEG) under different immobilization strategies (5 mM or 100 mM ionic...

journal_title：Bioprocess and biosystems engineering

authors： de Souza TC,de Sousa Fonseca T,de Sousa Silva J,Lima PJM,Neto CACG,Monteiro RRC,Rocha MVP,de Mattos MC,Dos Santos JCS,Gonçalves LRB

更新日期：2020-12-01 00:00:00

abstract：:Discontinuous airlift mixing was realized by injecting pressured air at time intervals with a frequency between 0.033 and 0.25 Hz (at 80 kPa; i.e., every 4-30 s; valve opening time 800 ms) into outdoor flat panel photobioreactors ([Formula: see text]). This caused a flow velocity between 2 and 20 cm s(-1) of the cultu...

journal_title：Bioprocess and biosystems engineering

authors： Leupold M,Hindersin S,Kerner M,Hanelt D

更新日期：2013-11-01 00:00:00

abstract：:In this study, the alkaline twin-screw extrusion pretreated corn stover was subjected to enzymatic hydrolysis after washing. The impact of solid loading and enzyme dose on enzymatic hydrolysis was investigated. It was found that 68.2 g/L of total fermentable sugar could be obtained after enzymatic hydrolysis with the ...

journal_title：Bioprocess and biosystems engineering

authors： Zhang Y,Hou T,Li B,Liu C,Mu X,Wang H

更新日期：2014-05-01 00:00:00

abstract：:This work proposes a committee of Cascade Correlation neural networks as an online smoother for random measurement noise. The goals of this paper are twofold: first it intends to explore the possibilities of using a constructive neural network algorithm to learn how to filter typical noisy data from a bioreactor, CO(2...

journal_title：Bioprocess and biosystems engineering

authors： Giordano RC,Bertini JR Jr,Nicoletti MC,Giordano RL

更新日期：2008-02-01 00:00:00

abstract：:The effectiveness of coil UV reactor series for the online sterilization of cheese whey was compared to those of the single conventional and coil reactors at various flow rates (5-70 mL/min). The residence time varied from 168 to 12 min and from 48 to 24 min for the single and the series reactors, respectively. Hundre...

journal_title：Bioprocess and biosystems engineering

authors： Singh JP,Ghaly AE

更新日期：2006-10-01 00:00:00

abstract：:Chemical absorption-biological reduction (BioDeNOx), which uses Fe(II)(EDTA) as a complexing agent for promoting the mass transfer efficiency of NO from gas to water, is a promising technology for removing nitric oxide (NO) from flue gases. The carbon source and pH are important parameters for Fe(II)(EDTA)-NO (the pro...

journal_title：Bioprocess and biosystems engineering

authors： Chen J,Wang L,Zheng J,Chen J

更新日期：2015-07-01 00:00:00

abstract：:Broken rice, pretreated by enzymatic extrusion liquefaction, was used to produce Chinese rice wine by simultaneous saccharification and fermentation (SSF) process in this study. The study compared the novel process and traditional process for Chinese rice wine fermentation utilizing broken rice and head rice, respecti...

journal_title：Bioprocess and biosystems engineering

authors： Li H,Jiao A,Xu X,Wu C,Wei B,Hu X,Jin Z,Tian Y

更新日期：2013-08-01 00:00:00

abstract：:A new method for immobilization of acetylcholinesterase (AChE) to alginate gel beads by activating the carbonyl groups of alginate using carbodiimide coupling agent has been successfully developed. Maximum reaction rate (V (max)) and Michaelis-Menten constant (K (m)) were determined for the free and binary immobilized...

journal_title：Bioprocess and biosystems engineering

authors： Tümtürk H,Sahin F,Demirel G

更新日期：2007-03-01 00:00:00

abstract：:The phasing technique is a method for synchronizing cell populations in a bioreactor. Periodic changes of substrate supply and depletion can provoke a cell cycle phasing of originally stochastic scattered proliferation patterns. Synchronized cell populations characterized by changes in DNA content distribution can be ...

journal_title：Bioprocess and biosystems engineering

authors： Noack S,Klöden W,Bley T

更新日期：2008-08-01 00:00:00

abstract：:Oxygen supply is crucial in industrial application of microbial systems, such as Corynebacterium glutamicum, but oxygen transfer is often neglected in early strain characterizations, typically done under aerobic conditions. In this work, a new procedure for oxygen transfer screening is presented, assessing the impact ...

journal_title：Bioprocess and biosystems engineering

authors： Käß F,Prasad A,Tillack J,Moch M,Giese H,Büchs J,Wiechert W,Oldiges M

更新日期：2014-12-01 00:00:00

abstract：:One of the problems to be solved in attaining the full potentials of hematopoietic stem cell (HSC) applications is the limited availability of the cells. Growing HSCs in a bioreactor offers an alternative solution to this problem. Besides, it also offers the advantages of eliminating labour intensive process as well a...

journal_title：Bioprocess and biosystems engineering

authors： Kresnowati MT,Forde GM,Chen XD

更新日期：2011-01-01 00:00:00

abstract：:Boldenone (BD) is an important steroid hormone drug which is the derivative of testosterone. In this study, an ordered biotransformation method was proposed employing Arthrobacter simplex and recombinant Pichia pastoris with 17β-hydroxysteroid dehydrogenase from Saccharomyces cerevisiae to produce BD from androst-4-en...

journal_title：Bioprocess and biosystems engineering

authors： Tang R,Shen Y,Wang M,Zhou H,Zhao Y

更新日期：2019-06-01 00:00:00

abstract：:A total monosaccharide concentration of 37.8 g/L and 85.9% conversion from total fermentable monosaccharides of 44.0 g/L from 110 g dw/L Eucheuma denticulatum slurry were obtained by thermal acid hydrolysis and enzymatic saccharification. Subsequent adsorption treatment to remove 5-hydroxymethylfurfural (5-HMF) using ...

journal_title：Bioprocess and biosystems engineering

authors： Ra CH,Kim MJ,Jeong GT,Kim SK

更新日期：2017-03-01 00:00:00

abstract：:Determination of hydrogen peroxide (H2O2) has become essential in pharmaceutical, biological, clinical and environmental studies. The conventional detection methods of H2O2 such as colourimetry, titration, chromatography, spectrophotometry, fluorimetry, chemiluminescence have limited success, due to their poor selecti...

journal_title：Bioprocess and biosystems engineering

authors： Pundir CS,Deswal R,Narwal V

更新日期：2018-03-01 00:00:00

abstract：:Staphylococcal enterotoxin B (SEB) is one of many toxins produced by the Gram-positive bacterium Staphylococcal aureus. While SEB is known as the causative agent of certain food poisonings it is also considered abiological select agent. Thus, rapid and accurate identification of SEB during either surveillance or in re...

journal_title：Bioprocess and biosystems engineering

authors： Chen ZG

更新日期：2008-06-01 00:00:00

abstract：:Nanoparticles (NPs) have various applications in biomedicine and drug delivery carriers and also are widely used in cosmetics. However, the preparation of biocompatible and non-toxic nanomaterials is a very important issue as most of the starting materials are synthesized using toxic chemical reagents. This review int...

journal_title：Bioprocess and biosystems engineering

authors： Lee J,Park EY,Lee J

更新日期：2014-06-01 00:00:00

abstract：:An alternating pumped sequencing batch biofilm reactor (APSBBR) system was developed to treat small-scale domestic wastewater. This laboratory system had two reactor tanks, Reactor 1 and Reactor 2, with two identical plastic biofilm modules in each reactor. Reactor 1 of the APSBBR had five operational phases--fill, an...

journal_title：Bioprocess and biosystems engineering

authors： Rodgers M,Zhan X,O'Reilly E

更新日期：2006-04-01 00:00:00

abstract：:A carbon membrane-aerated biofilm reactor (CMABR) was developed to treat synthetic wastewater. Such membrane exhibited a high degree of adhesion and good permeability. Continuous experiments showed that COD and NH4(+)-N removal efficiency were 90 +/- 2 and 92 +/- 4% at removal rates of 35.6 +/- 3.8 g COD/m2 per day an...

journal_title：Bioprocess and biosystems engineering

authors： Liu H,Yang F,Wang T,Liu Q,Hu S

更新日期：2007-07-01 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：:Rice straw is one of the most abundant renewable energy sources available. Through anaerobic acidogenesis, the substance of rice straw can be converted to volatile fatty acids (VFAs). VFAs itself is of value and is a precursor to biofuels. Hence, it can be converted to mixed alcohols by addition of hydrogen, and biodi...

journal_title：Bioprocess and biosystems engineering

authors： Park GW,Seo C,Jung K,Chang HN,Kim W,Kim YC

更新日期：2015-06-01 00:00:00

abstract：:Bacillus sp. BC-001 was first reported as a potent thermotolerant and homofermentative strain for an industrial-scale L-lactate production. In a flask culture, this isolate fermented both glucose and sucrose to lactate with high yield (0.96 and 0.87 g/g) and productivity (2.8 and 2.6 g/L h), respectively. The higher l...

journal_title：Bioprocess and biosystems engineering

authors： Thitiprasert S,Kodama K,Tanasupawat S,Prasitchoke P,Rampai T,Prasirtsak B,Tolieng V,Piluk J,Assabumrungrat S,Thongchul N

更新日期：2017-12-01 00:00:00

abstract：:The discovery of quorum sensing as a mechanism for regulating specific phenotypes in bacteria based on population density has conveyed attention to find molecules capable of interfering quorum sensing networks (QSN) in a process coined quorum quenching. Here, we examined the dynamics of Escherichia coli AI-2 and Pseud...

journal_title：Bioprocess and biosystems engineering

authors： Barrios AF,Covo V,Medina LM,Vives-Florez M,Achenie L

更新日期：2009-06-01 00:00:00