Entrapment of concanavalin A-glycoenzyme complexes in calcium alginate gels.

abstract：:The use of microalgae for biofuel production will be beneficial to society if we can produce biofuels at large scales with minimal mechanical energy input in the production process. Understanding micro-algal physiological responses under variable environmental conditions in bioreactors is essential for the optimizatio...

journal_title：Biotechnology and bioengineering

authors： Hansen TJ,Hondzo M,Mashek MT,Mashek DG,Lefebvre PA

更新日期：2013-01-01 00:00:00

abstract：:Anaerobic digestion of biological organic particulates to methane has been described by a structured mathematical model based on multiple-reaction stoichiometry, conventional material balances, and liquid phase equilibrium chemistry. A general stoichiometric treatment for any set of multiple biological reactions is de...

journal_title：Biotechnology and bioengineering

authors： Bryers JD

更新日期：1985-05-01 00:00:00

abstract：:Aspergillus terreus cadA, encoding cis-aconitate decarboxylase, is an essential gene for itaconic acid (IA) biosynthesis, but it is primarily expressed as insoluble aggregates in most industrial hosts. This has been a hurdle for the development of recombinant strategies for IA production. Here, we created a library of...

journal_title：Biotechnology and bioengineering

authors： Jeon HG,Cheong DE,Han Y,Song JJ,Choi JH

更新日期：2016-07-01 00:00:00

abstract：:Actively growing Escherichia coli C600(pBR322), immobilized within the macroporous matrix of asymmetric-wall hollow-fiber membranes, has been propagated to extremely high densities, typically more than 10(12) cells/mL of accessible void volume, in some regions cells accounting for nearly 100% of the available macrovoi...

journal_title：Biotechnology and bioengineering

authors： Inloes DS,Smith WJ,Taylor DP,Cohen SN,Michaels AS,Robertson CR

更新日期：1983-11-01 00:00:00

abstract：:The ability to capture cell-free DNA from the gastrointestinal tract, in a minimally invasive manner, could enhance our ability to diagnose gastrointestinal disease, or gain a better understanding of the spatial mapping of the intestinal microbiota. We, therefore, sought to identify a class of capture agents that coul...

journal_title：Biotechnology and bioengineering

authors： Hilmer AJ,Jeffrey RB,Park WG,Khosla C

更新日期：2017-04-01 00:00:00

abstract：:Equilibrium adsorption studies on Escherichia coli and Saccharomyces sp. revealed the capacity and affinity of these organisms for the surfaces of powdered charcoal and nickel. In simple salt solutions both organisms readily adsorbed to each solid with an affinity and maximum loading capacity individual to each cell-s...

journal_title：Biotechnology and bioengineering

authors： Protheroe RG,Cumming RH,Matchett A

更新日期：1989-10-05 00:00:00

abstract：:The Model presented in this work demonstrates the combination of cell-cycle model with a model describing the growth and conversion kinetics of hybridoma cells in a steady-state continuous culture. The cell-cycle model is based upon a population balance model as described by Cazzador et al. and assumes the existence o...

journal_title：Biotechnology and bioengineering

authors： Martens DE,Sipkema EM,de Gooijer CD,Beuvery EC,Tramper J

更新日期：1995-10-05 00:00:00

abstract：:Biomass autoflocculation in outdoor algal cultures was found to be associated with increases of culture pH levels, due to CO(2) consumption by the algal photosynthetic activity. Under these alkaline conditions, some medium chemical ions precipitated together with the algal biomass. The chemical substances involved wit...

journal_title：Biotechnology and bioengineering

authors： Sukenik A,Shelef G

更新日期：1984-02-01 00:00:00

abstract：:PHA, a naturally occurring biopolymer produced by a wide range of microorganisms, is known for its applications as bioplastic. In recent years the use of agro-industrial wastewater as substrate for PHA production by bacterial enrichments has attracted considerable research attention. Crude glycerol as generated during...

journal_title：Biotechnology and bioengineering

authors： Moralejo-Gárate H,Palmeiro-Sánchez T,Kleerebezem R,Mosquera-Corral A,Campos JL,van Loosdrecht MC

更新日期：2013-12-01 00:00:00

abstract：:The production of dry-grind corn ethanol results in the generation of intermediate products, thin and whole stillage, which require energy-intensive downstream processing for conversion into commercial animal feed products. Hydrothermal carbonization of thin and whole stillage coupled with anaerobic digestion was inve...

journal_title：Biotechnology and bioengineering

authors： Wood BM,Jader LR,Schendel FJ,Hahn NJ,Valentas KJ,McNamara PJ,Novak PM,Heilmann SM

更新日期：2013-10-01 00:00:00

abstract：:A laboratory-scale multiphase hollow fiber membrane reactor was employed to investigate the lipase-catalyzed enzymatic resolution of racemic glycidyl butyrate. A mathematical formulation was developed to simulate the performance of this system. Model parameters were determined independently (except the effective rate ...

journal_title：Biotechnology and bioengineering

authors： Wu DR,Cramer SM,Belfort G

更新日期：1993-04-25 00:00:00

abstract：:The anaerobic oxidation of ammonium (anammox) uses nitrite as terminal electron acceptor. The nitrite can cause inhibition to the bacteria that catalyze the anammox reaction. The literature shows a great divergence on the levels of NO2 (-) causing inhibition. Moreover, the conditions influencing the resistance of anam...

journal_title：Biotechnology and bioengineering

authors： Carvajal-Arroyo JM,Puyol D,Li G,Sierra-Álvarez R,Field JA

更新日期：2014-10-01 00:00:00

abstract：:One of the major bottlenecks in the bioconversion of lignocelluosic feedstocks to liquid ethanol is the recalcitrance of residue following pretreatment, specifically softwood derived residues. Peroxide delignification has previously been shown to effectively aid in the removal of condensed lignaceous moieties from sub...

journal_title：Biotechnology and bioengineering

authors： Cullis IF,Mansfield SD

更新日期：2010-08-15 00:00:00

abstract：:Using (13)C-labeled glucose fed to a penicillin-overproducing strain of Penicillium chrysogenum, the intracellular fluxes were quantified, and the presence of two new pathways, not previously described in this organism, is suggested. Thus, glycine was synthesized not only by serine hydroxymethyltransferase, but also b...

journal_title：Biotechnology and bioengineering

authors： Christensen B,Nielsen J

更新日期：2000-06-20 00:00:00

abstract：:CTLA4 is a membrane receptor on cytotoxic T cells whose interaction with the B7 counterreceptor on B cells is important in alloantigen responses. Soluble recombinant human and murine CTLA4 were produced using either Chinese hamster ovary or NS-0 cell lines. Expression vectors were constructed containing the gene codin...

journal_title：Biotechnology and bioengineering

authors： Flesher AR,Marzowski J,Wang WC,Raff HV

更新日期：1995-06-05 00:00:00

abstract：:The growth and product formation of a Savinase-producing Bacillus clausii were investigated in high-cell-density fed-batch cultivations with both linear and exponential feed profiles. The highest specific productivity of Savinase was observed shortly after the end of the initial batch phase for all feed profiles appli...

journal_title：Biotechnology and bioengineering

authors： Christiansen T,Michaelsen S,Wümpelmann M,Nielsen J

更新日期：2003-08-05 00:00:00

abstract：:Batch hydrolysis kinetics of paper birch (Betula papyrifera) xylan and its associated acetyl groups in dilute sulfuric acid have been measured for acid concentrations of between 0.04 and 0.18M and temperatures of between 100 and 170 degrees C. Only 5% of the cellulose was hydrolyzed for up to 85% xylan removal. Rate d...

journal_title：Biotechnology and bioengineering

authors： Maloney MT,Chapman TW,Baker AJ

更新日期：1985-03-01 00:00:00

abstract：:Esters were prepared by acylation of hydroxypropyl cellulose with fatty acid catalyzed by immobilized lipase from Candida antarctica in tert-butanol. The nature of the substrates used, the initial water activity of the system, and the molecular weight of the hydroxypropyl cellulose were investigated. Moreover, Fourier...

journal_title：Biotechnology and bioengineering

authors： Sereti V,Stamatis H,Pappas C,Polissiou M,Kolisis F

更新日期：2001-02-20 00:00:00

abstract：:Molecular chaperones in aqueous-organic mixtures can broaden the utility of biocatalysis by stabilizing enzymes in denaturing conditions. We have designed a self-renaturing enzyme-chaperone chimera consisting of penicillin amidase and a thermophilic chaperonin that functions in aqueous-organic mixtures. The flexible l...

journal_title：Biotechnology and bioengineering

authors： Bergeron LM,Gomez L,Whitehead TA,Clark DS

更新日期：2009-04-01 00:00:00

abstract：:During continuous lipase-catalyzed oleic acid esterification by ethanol in n-hexane, the oleic acid conversion, initially at 95%, decreases to 20% after 2 h. This decrease is caused by the accumulation of the water produced in the course of the reaction in the packed-bed reactor (PBR). In order to improve the PBR effi...

journal_title：Biotechnology and bioengineering

authors： Colombié S,Tweddell RJ,Condoret JS,Marty A

更新日期：1998-11-05 00:00:00

abstract：:An immobilized enzyme reactor has been developed for the degradation of bilirubin as a potential treatment for neonatal jaundice. It utilizes the enzyme bilirubin oxidase from Myrothecium verrucaria, which in the presence of molecular oxygen converts bilirubin to biliverdin and other products that are much less toxic ...

journal_title：Biotechnology and bioengineering

authors： Sung C,Lavin A,Klibanov AM,Langer R

更新日期：1986-10-01 00:00:00

abstract：:Bacterial profile modification (BPM), a form of tertiary oil recovery, diverts water from the water-flooded high-permeability zone into the oil-bearing low-permeability zone. During field use, exopolymer-producing bacteria plug the high-permeability zone only in the immediate vicinity of the injection point (the near-...

journal_title：Biotechnology and bioengineering

authors： Wolf BF,Fogler HS

更新日期：2005-01-05 00:00:00

abstract：:The key to achieving successful, reproducible results following the introduction of beneficial microbes into soil relies on the survival rate of the inoculated bacteria in a heterogeneous soil environment and hence an improved encapsulation method was developed. Owing to the constraints associated with the inoculum fo...

journal_title：Biotechnology and bioengineering

authors： Young CC,Rekha PD,Lai WA,Arun AB

更新日期：2006-09-05 00:00:00

abstract：:In this study we report the isolation of four denitrifying bacteria from a batch reactor, where the progress of hydrogenotrophic denitrification was examined. Only three of the strains had the ability to use hydrogen as electron donor. In the present work, kinetic batch experiments were carried out in order to study t...

journal_title：Biotechnology and bioengineering

authors： Vasiliadou IA,Siozios S,Papadas IT,Bourtzis K,Pavlou S,Vayenas DV

更新日期：2006-10-20 00:00:00

abstract：:Mevalonate is a useful metabolite synthesized from three molecules of acetyl-CoA, consuming two molecules of NADPH. Escherichia coli ( E. coli) catabolizes glucose to acetyl-CoA via several routes, such as the Embden-Meyerhof-Parnas (EMP) and the oxidative pentose phosphate (oxPP) pathways. Although the oxPP pathway s...

journal_title：Biotechnology and bioengineering

authors： Kamata K,Toya Y,Shimizu H

更新日期：2019-05-01 00:00:00

abstract：:It is known that the rolA, rolB, and rolC genes of Agrobacterium rhizogenes T-DNA affect processes of plant development and activate the synthesis of secondary metabolites in transformed plant cells. Although a synergistic activity of the rol genes on root formation is well-documented, little is known about their indi...

journal_title：Biotechnology and bioengineering

authors： Shkryl YN,Veremeichik GN,Bulgakov VP,Tchernoded GK,Mischenko NP,Fedoreyev SA,Zhuravlev YN

更新日期：2008-05-01 00:00:00

abstract：:Enzymatic hydrolysis of arabinoxylan is an important prerequisite for the utilization of hemicellulose for ethanol fermentation or for making the low calorie sweetener xylitol by catalytic hydrogenation of the generated xylose. This study focus on cloning and characterization of two industrial relevant beta-xylosidase...

journal_title：Biotechnology and bioengineering

authors： Rasmussen LE,Sørensen HR,Vind J,Viksø-Nielsen A

更新日期：2006-08-05 00:00:00

abstract：:The production of volatile industrial chemicals utilizing metabolically engineered extreme thermophiles offers the potential for processes with simultaneous fermentation and product separation. An excellent target chemical for such a process is acetone (Tb  = 56°C), ideally produced from lignocellulosic biomass. Caldi...

journal_title：Biotechnology and bioengineering

authors： Straub CT,Bing RG,Otten JK,Keller LM,Zeldes BM,Adams MWW,Kelly RM

更新日期：2020-08-08 00:00:00

abstract：:Fibrous proteins, such as silk, elastin and collagen are finding broad impact in biomaterial systems for a range of biomedical and industrial applications. Some of the key advantages of biosynthetic fibrous proteins compared to synthetic polymers include the tailorability of sequence, protein size, degradation pattern...

journal_title：Biotechnology and bioengineering

authors： Yigit S,Dinjaski N,Kaplan DL

更新日期：2016-05-01 00:00:00

abstract：:Several researchers have demonstrated that the presence of a heterologous protein in recombinant Escherichia coli elicits a response similar to the heat-shock response, which includes enhanced protease expression. The present work detects, quantifies, and characterizes intracellular protease activity in E. coli that a...

journal_title：Biotechnology and bioengineering

authors： Harcum SW,Bentley WE

更新日期：1993-09-05 00:00:00