Development of mechanistically based model for simulating soluble microbial products generation in an aerated/non-aerated SBR.

abstract：:Industrial grade soluble corn starch was used directly and effectively as the fermentation substrate for microbial exopolysaccharides production. Bacillus subtilis mutant strain NJ308 grew with untreated starch raw material as the sole carbon source. The real-time PCR results demonstrated that up-regulated genes encod...

journal_title：Bioprocess and biosystems engineering

authors： He X,He F,Hang J,Li H,Chen Y,Wei P,Chen K,Li Y,OuYang P

更新日期：2018-06-01 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：:Unfolded protein response (UPR) usually happens when expressing heterologous proteins in high level, which may help cells to facilitate protein processing. Here, we evaluated the effects of the UPR activator HAC1p on a raw-starch hydrolyzing α-amylase (Gs4j-amyA), so as to improve heterologous production of the enzyme...

journal_title：Bioprocess and biosystems engineering

authors： Huang M,Gao Y,Zhou X,Zhang Y,Cai M

更新日期：2017-03-01 00:00:00

abstract：:Polyunsaturated fatty acids (PUFAs) are valuable ingredients in the food and pharmaceutical products due to their beneficial influence on human health. Most studies paid attention on the production of PUFAs from oleaginous micro-organisms but seldom on the comparative proteomics of cells. In the study, three methods (...

journal_title：Bioprocess and biosystems engineering

authors： Ling X,Guo J,Zheng C,Ye C,Lu Y,Pan X,Chen Z,Ng IS

更新日期：2015-12-01 00:00:00

abstract：:Escherichia coli AFP111, a pflB, ldhA, ptsG triple mutant of E. coli W1485, can be recovered for additional succinate production in fresh medium after two-stage fermentation (an aerobic growth stage followed by an anaerobic production stage). However, the specific productivity is lower than that of two-stage fermentat...

journal_title：Bioprocess and biosystems engineering

authors： Ma JF,Jiang M,Chen KQ,Xu B,Liu SW,Wei P,Ying HJ,Chang HN,Ouyang PK

更新日期：2011-05-01 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：:Bacillusfirmus strain 37 produces the cyclomaltodextrin glucanotransferase (CGTase) enzyme and CGTase produces cyclodextrins (CDs) through a starch cyclization reaction. The strategy for the cloning and expression of recombinant CGTase is a potentially viable alternative for the economically viable production of CGTas...

journal_title：Bioprocess and biosystems engineering

authors： Gimenez GG,Costa H,de Lima Neto QA,Fernandez MA,Ferrarotti SA,Matioli G

更新日期：2019-04-01 00:00:00

abstract：:An optimized repeated-fed-batch fermentation process for the synthesis of dihydroxyacetone (DHA) from glycerol utilizing Gluconobacter oxydans is presented. Cleaning, sterilization, and inoculation procedures could be reduced significantly compared to the conventional fed-batch process. A stringent requirement was tha...

journal_title：Bioprocess and biosystems engineering

authors： Hekmat D,Bauer R,Fricke J

更新日期：2003-12-01 00:00:00

abstract：:The yeast Rhodotorula glutinis was examined for its ability to remove Pb(2+) from aqueous solution. Within 10 min of contact, Pb(2+) sorption reached nearly 80% of the total Pb(2+) sorption. The optimum initial pH value for removal of Pb(2+ )was 4.5-5.0. The percentage sorption increased steeply with the biomass conce...

journal_title：Bioprocess and biosystems engineering

authors： Cho DH,Kim EY

更新日期：2003-03-01 00:00:00

abstract：:Ginsenoside compound K (CK) with a wide range of pharmacological activities has been widely used in the healthcare product industry. However, the application of CK is limited by low productivity and difficult separation. The purpose of this study is to convert ginsenoside Rb1 into CK by improving conversion efficiency...

journal_title：Bioprocess and biosystems engineering

authors： Ma Z,Mi Y,Han X,Li H,Tian M,Duan Z,Fan D,Ma P

更新日期：2020-07-01 00:00:00

abstract：:Phosphatidylserine is widely used in food, health, chemical and pharmaceutical industries. The phospholipase D-mediated green synthesis of phosphatidylserine has attracted substantial attention in recent years. In this study, the phospholipase D was heterologously expressed in Bacillus subtilis, Pichia pastoris, and C...

journal_title：Bioprocess and biosystems engineering

authors： Hou HJ,Gong JS,Dong YX,Qin J,Li H,Li H,Lu ZM,Zhang XM,Xu ZH,Shi JS

更新日期：2019-07-01 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：:4''-O-isovalerylspiramycins are the major components of bitespiramycin complex consisting of a group of 4''-O-acylated spiramycins. The availability of isovaleryl group, usually in vivo derived from leucine, one of the branched-chain amino acids, affects the content of isovaleryispiramycin significantly. In this study...

journal_title：Bioprocess and biosystems engineering

authors： Wang YH,Wu CH,Chu J,Hao YY,Zhuang YP,Zhang SL

更新日期：2010-02-01 00:00:00

abstract：:Laccases are very interesting biocatalysts of recognized importance for several industrial applications. Its production by Trametes versicolor, a white-rot fungus, was induced by a combination of cotton gin wastes (1%), a lignocellulosic waste, and vinasse (15%), an industrial by-product from sugarcane industry. The u...

journal_title：Bioprocess and biosystems engineering

authors： Pinheiro VE,Michelin M,Vici AC,de Almeida PZ,Teixeira de Moraes Polizeli ML

更新日期：2020-03-01 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：:Penicillin G acylase (PGA) from Kluyvera citrophila immobilized on Amberzyml was used for enantioselective hydrolysis of N-phenylacetylated-DL-tert-leucine (N-Phac-DL-Tle) to produce L-tert-leucine (L-Tle). The effects of various organic cosolvents on hydrolysis of N-Phac-DL-Tle have been investigated in aqueous-cosol...

journal_title：Bioprocess and biosystems engineering

authors： Liu SL,Wei DZ,Song QX,Zhang YW,Wang XD

更新日期：2006-04-01 00:00:00

abstract：:The optimization of operating conditions for cellulose hydrolysis was systemically undertaken using an ultra-scaled down membrane bioreactor based on the parameter scanning ultrafiltration apparatus. The bioconversion of cellulose saccharification was carried out with freely suspended cellulase from Aspergillus niger ...

journal_title：Bioprocess and biosystems engineering

authors： Liu J,Lu J,Cui Z

更新日期：2011-06-01 00:00:00

abstract：:Cucurbitacin B (CuB) and its glycoside, cucurbitacin B 2-o-β-D-glucoside (CuBg), abundantly occur in the pedicels of Cucumis melo. Compared with CuB, CuBg is not efficiently extracted from the pedicels. Furthermore, the anticancer activity of CuBg is lower than that of the aglycone. A process for CuBg biotransformatio...

journal_title：Bioprocess and biosystems engineering

authors： Mei J,Li S,Jin H,Tang L,Yi Y,Wang H,Ying G

更新日期：2016-09-01 00:00:00

abstract：:Lysozyme, a type of natural enzyme, has been widely used for bacteriostatic functionalization of various materials due to its efficient and selective antibacterial properties. Herein, we report the preparation and characterization of an eco-friendly antibacterial textile based on the immobilization of lysozyme from ch...

journal_title：Bioprocess and biosystems engineering

authors： Yang W,Zhang N,Wang Q,Wang P,Yu Y

更新日期：2020-09-01 00:00:00

abstract：:Tissue engineered constructs reported to date have been prepared primarily from poly(glycolic) acid or collagen scaffolds onto which cells are grown and matured. In this paper we report experimental data to demonstrate the use of a natural, human protein, as a tubular scaffold for vascular grafting. Using a manual and...

journal_title：Bioprocess and biosystems engineering

authors： Harding SI,Afoke A,Brown RA,MacLeod A,Shamlou PA,Dunnill P

更新日期：2002-04-01 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 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：: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：: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：: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：:The characterization of anodic microbial communities is of great importance in the study of microbial fuel cells (MFCs). These kinds of devices mainly require a high abundance of anode respiring bacteria (ARB) in the anode chamber for optimal performance. This study evaluated the effect of different enrichments of env...

journal_title：Bioprocess and biosystems engineering

authors： Armato C,Ahmed D,Agostino V,Traversi D,Degan R,Tommasi T,Margaria V,Sacco A,Gilli G,Quaglio M,Saracco G,Schilirò T

更新日期：2019-05-01 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：:Lactococcus lactis spp. lactis and Lactococcus lactis spp. cremoris are widely used in the manufacture of fermented milk. These strains were compared for production of Dipeptidyl Peptidase IV (DPP IV) enzyme in terms of enzyme activity, specific growth rates and productivity. Lactococcus lactis spp. lactis was produce...

journal_title：Bioprocess and biosystems engineering

authors： Ustün O,Ongen G

更新日期：2012-10-01 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：: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