Recovery of electric energy from formate by using a recombinant strain of Escherichia coli.

abstract：:The stereoselective three-enzyme cascade for the one-pot synthesis of (1S,2S)-1-phenylpropane-1,2-diol ((1S,2S)-1-PPD) from inexpensive starting substrates, benzaldehyde and acetaldehyde, was explored. By coupling stereoselective carboligation catalyzed by benzoylformate decarboxylase (BFD), L-selective reduction of a...

journal_title：Bioprocess and biosystems engineering

authors： Presečki AV,Pintarić L,Švarc A,Vasić-Rački Đ

更新日期：2018-06-01 00:00:00

abstract：:Pullulanase was extracellularly produced with an engineered Escherichia coli with a combined strategy. When auto-induction instead of isopropyl β-D-1-thiogalactopyranoside (IPTG) induction method was implemented, we observed increased extracellular activity (4.2 U ml(-1)) and cell biomass (7.95 g DCW l(-1)). Subsequen...

journal_title：Bioprocess and biosystems engineering

authors： Chen WB,Nie Y,Xu Y,Xiao R

更新日期：2014-04-01 00:00:00

abstract：:Maltose degrading enzyme was immobilized within agar-agar support via entrapment method due to its industrial utilization. The maximum immobilization efficiency (82.77%) was achieved using 4.0% agar-agar keeping the diameter of bead up to 3.0 mm. The matrix entrapment showed maximum catalytic activity at pH 7.0 and te...

journal_title：Bioprocess and biosystems engineering

authors： Nawaz MA,Karim A,Aman A,Marchetti R,Qader SA,Molinaro A

更新日期：2015-04-01 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

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：: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：:The effects of light, pH and organic carbon sources were investigated on hydrogen production by algae. An optical fiber was examined as an internal light source. The optical fiber rendered prolonged lag time and total time of hydrogen production. The optimal pH to produce hydrogen for Chlorella sp. was 8.0. Glucose, f...

journal_title：Bioprocess and biosystems engineering

authors： Rashid N,Lee K,Han JI,Gross M

更新日期：2013-07-01 00:00:00

abstract：:A biosurfactant producing microbe isolated from a river bank was identified as Lysinibacillus fusiformis S9. It was identified with help of biochemical tests and 16S rRNA gene phylogenetic analysis. The biosurfactant S9BS produced was purified and characterized as glycolipid. The biosurfactant showed remarkable inhibi...

journal_title：Bioprocess and biosystems engineering

authors： Pradhan AK,Pradhan N,Sukla LB,Panda PK,Mishra BK

更新日期：2014-02-01 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

abstract：:The gene dehalA encoding a novel dichloromethane dehalogenases (DehalA), has been cloned from Bacillus circulans WZ-12 CCTCC M 207006. The open reading frame of dehalA, spanning 864 bp, encoded a 288-amino acid protein that showed 85.76% identity to the dichloromethane dehalogenases of Hyphomicrobium sp. GJ21 with sev...

journal_title：Bioprocess and biosystems engineering

authors： Wu S,Zhang H,Yu X,Chen J

更新日期：2009-10-01 00:00:00

abstract：:The aim of the present study was to investigate the feasibility of several food-processing wastes as support substrate for lipolytic enzymes production by the fungus Rhizopus oryzae under solid-state conditions. Different experiments were conducted to select the variables that allow obtaining high levels of lipolytic ...

journal_title：Bioprocess and biosystems engineering

authors： López E,Deive FJ,Longo MA,Sanromán MA

更新日期：2010-10-01 00:00:00

abstract：:A strain designated M866, producing kojic acid with a high yield, was obtained by combining induced mutation using ion beam implantation and ethyl methane sulfonate treatment of a wild type strain of Aspergillus oryzae B008. The amount of kojic acid produced by the strain M866 in a shaking flask was 40.2 g/L from 100 ...

journal_title：Bioprocess and biosystems engineering

authors： Yan S,Tang H,Wang S,Xu L,Liu H,Guo Y,Yao J

更新日期：2014-06-01 00:00:00

abstract：:The biological production of butanol has become an important research field and thanks to genome sequencing and annotation; genome-scale metabolic reconstructions have been developed for several Clostridium species. This work makes use of the iCAC490 model of Clostridium acetobutylicum ATCC 824 to analyze its metaboli...

journal_title：Bioprocess and biosystems engineering

authors： Gallardo R,Acevedo A,Quintero J,Paredes I,Conejeros R,Aroca G

更新日期：2016-02-01 00:00:00

abstract：:Fibrous poly(styrene-b-glycidylmethacrylate) brushes were grafted on poly(styrene-divinylbenzene) (P(S-DVB)) beads using surface-initiated atom transfer radical polymerization. Tetraethyldiethylenetriamine (TEDETA) ligand was incorporated on P(GMA) block. The ligand attached beads were used for reversible immobilizati...

journal_title：Bioprocess and biosystems engineering

authors： Bayramoglu G,Karagoz B,Altintas B,Arica MY,Bicak N

更新日期：2011-08-01 00:00:00

abstract：:Bacterial cellulose (BC) exhibits unique properties such as high purity compared to plant-based cellulose; however, commercial production of BC has remained a challenge, primarily due to the strain properties of cellulose-producing bacteria. Herein, we developed a functional and stable BC production system in genetica...

journal_title：Bioprocess and biosystems engineering

authors： Buldum G,Bismarck A,Mantalaris A

更新日期：2018-02-01 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 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：: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：:Membrane bioreactors (MBR) are being increasingly used for wastewater treatment. Mathematical modeling of MBR systems plays a key role in order to better explain their characteristics. Several MBR models have been presented in the literature focusing on different aspects: biological models, models which include solubl...

journal_title：Bioprocess and biosystems engineering

authors： Cosenza A,Mannina G,Neumann MB,Viviani G,Vanrolleghem PA

更新日期：2013-04-01 00:00:00

abstract：:Microbial lipid produced using yeast fermentation with inexpensive carbon sources such as lignocellulosic hydrolyzate can be an alternative feedstock for biodiesel production. Several inhibitors that can be generated during acid hydrolysis of lignocellulose were added solely or together into the culture medium to stud...

journal_title：Bioprocess and biosystems engineering

authors： Zhao X,Peng F,Du W,Liu C,Liu D

更新日期：2012-08-01 00:00:00

abstract：:This study evaluated an anaerobic fluidized bed reactor to produce hydrogen from sugarcane molasses of 25 g-COD L-1. The reactor of 1.2 L working volume contained shredded tires as support material. The inoculum was sludge obtained in a UASB reactor of a sewage treatment plant. The AFBR was operated at hydraulic reten...

journal_title：Bioprocess and biosystems engineering

authors： Chaves TC,Gois GNSB,Peiter FS,Vich DV,de Amorim ELC

更新日期：2020-09-26 00:00:00

abstract：:Safe and eco-friendly alternatives to currently used hazardous chemico-physical methods of silver nanoparticles (AgNPs) synthesis are need of time. Rapid, low cost, selective detection of toxic metals in environmental sample is important to take safety action. Toxicity assessment of engineered AgNPs is essential to av...

journal_title：Bioprocess and biosystems engineering

authors： Borase HP,Patil CD,Salunkhe RB,Suryawanshi RK,Salunke BK,Patil SV

更新日期：2014-11-01 00:00:00

abstract：:In the present investigation, growth kinetics of Kocuria marina DAGII during batch production of β-Cryptoxanthin (β-CRX) was studied by considering the effect of glucose and maltose as a single and binary substrate. The importance of mixed substrate over single substrate has been emphasised in the present study. Diffe...

journal_title：Bioprocess and biosystems engineering

authors： Mitra R,Chaudhuri S,Dutta D

更新日期：2017-01-01 00:00:00

abstract：:Naturally mevalonate-resistant acetogen Clostridium sp. MT1243 produced only 425 mM acetate during syngas fermentation. Using Clostridium sp. MT1243 we engineered biocatalyst selectively producing mevalonate from synthesis gas or CO₂/H₂ blend. Acetate production and spore formation were eliminated from Clostridium sp....

journal_title：Bioprocess and biosystems engineering

authors： Kiriukhin M,Tyurin M

更新日期：2014-02-01 00:00:00

abstract：:During ribonucleic acid fermentation, the fermentative processes were researched at pH controlled at 4.0 and under natural conditions. Unstructured models in a 50-L airlift fermentor were established for batch RNA production at pH 4.0 using the Verhulst equation for microbial growth, the Luedeking-Piret equation for p...

journal_title：Bioprocess and biosystems engineering

authors： Li B,Chen X,Ren H,Li L,Xiong J,Bai J,Chen Y,Wu J,Ying H

更新日期：2012-03-01 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：: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：:Of various metal ions (Ca2+, Cr3+, Cu2+, Fe2+, Mg2+, Mn2+, Ni2+ and Zn2+) added to the culture medium of Agrobacterium tumefaciens at 1 mM, only Ca2+ increased Coenzyme Q10 (CoQ(10)) content in cells without the inhibition of cell growth. In a pH-stat fed-batch culture, supplementation with 40 mM of CaCO3 increased th...

journal_title：Bioprocess and biosystems engineering

authors： Ha SJ,Kim SY,Seo JH,Jeya M,Zhang YW,Ramu T,Kim IW,Lee JK

更新日期：2009-08-01 00:00:00

abstract：:The major nutrients, pH and temperature were evaluated for the exopolysaccharide (EPS) production by Daedalea dickinsii in submerged culture to derive an optimal medium composition and conditions as follows: 50 g/L maltose, 5 g/L soy peptone, 5 mM CaCl(2), at pH 6.0 and 28 °C. A purified EPS fraction was attained from...

journal_title：Bioprocess and biosystems engineering

authors： Mao DB,Shi CW,Wu JY,Xu CP

更新日期：2014-07-01 00:00:00

abstract：:In this study, the microalga Chlorella saccharophila was subjected to ultraviolet (UV) mutagenesis, and mutant screening was conducted based on acidity tolerance to generate mutants with increased triacylglycerol (TAG) and polyunsaturated fatty acid (PUFA) contents. Two improved mutant strains (M1 and M5) were generat...

journal_title：Bioprocess and biosystems engineering

authors： Teco-Bravo JI,Barahona-Pérez LF,Reyes-Sosa CF,Ku-González ÁF,Herrera-Valencia VA,Peraza-Echeverria S

更新日期：2019-10-01 00:00:00