Effects of salinity on the characteristics of biomass and membrane fouling in membrane bioreactors.

abstract：:Pharmaceutical waste sludge harbors large amounts of antibiotic resistance genes (ARGs) and mobile genetic elements (MGEs), and it is necessary to study the reduction of ARGs and MGEs during sludge treatment. Therefore, the antibiotic resistance phenotypes and genotypes of enterococci, and the ARGs and MGEs in genomic...

journal_title：Bioresource technology

authors： Tong J,Lu X,Zhang J,Sui Q,Wang R,Chen M,Wei Y

更新日期：2017-07-01 00:00:00

abstract：:Bacterial reduction of selenium (Se) oxyanions (Se[VI] and Se[IV]) to elemental Se (Se[0]) is one of the major biogeochemical processes removing Se from agricultural drainage water and depositing Se in the sediment. This study was conducted to characterize Se-reducing bacterial populations in Lost Hills evaporation po...

journal_title：Bioresource technology

authors： Siddique T,Zhang Y,Okeke BC,Frankenberger WT Jr

更新日期：2006-05-01 00:00:00

abstract：:In this work, a semi-continuous biological system was established to produce hydrogen and generate electricity by coupling the bioreactor to a fuel cell. Heat and acid pretreatments (at 35 and 55 degrees C) of a seed sludge used as inoculum were performed in order to increase hydrogen producers. Different initial gluc...

journal_title：Bioresource technology

authors： García-Peña EI,Guerrero-Barajas C,Ramirez D,Arriaga-Hurtado LG

更新日期：2009-12-01 00:00:00

abstract：:Production costs for shiitake (Lentinula edodes) are on the rise in the United States due to increasing expenses including materials, labor and energy. Increased yield and improved bioconversion of raw materials may improve grower profit margins and may help reduce the cost of shiitake to the consumer. Two crops (Crop...

journal_title：Bioresource technology

authors： Shen Q,Liu P,Wang X,Royse DJ

更新日期：2008-11-01 00:00:00

abstract：:The present study explored the distribution patterns of nitrogen micro-cycle genes and the underlying mechanisms responsible for nitrogen transformation at the molecular level (genes) in a biotrickling filter (biofilter). The biofilter achieved high removal efficiencies for ammonium (NH4(+)-N) (80-94%), whereas nitrat...

journal_title：Bioresource technology

authors： Wang H,Ji G,Bai X

更新日期：2016-06-01 00:00:00

abstract：:The Cel-BL11 gene from Paenibacillus campinasensis BL11 was cloned and expressed in Escherichia coli as a His-tag fusion protein. Zymographic analysis of the recombinant protein revealed cellulase activity corresponding to a protein with a 38-kDa molecular weight. The optimum temperature and pH for purified cellulase ...

journal_title：Bioresource technology

authors： Ko CH,Tsai CH,Lin PH,Chang KC,Tu J,Wang YN,Yang CY

更新日期：2010-10-01 00:00:00

abstract：:Mixed ion-exchange resins packed microbial desalination cell (R-MDC) could stabilize the internal resistance, however, the impacts of multiple ions on R-MDC performance was unclear. This study investigated the desalination performance, multiple ions migration behaviors and their impacts on R-MDCs fed with salt solutio...

journal_title：Bioresource technology

authors： Zuo K,Yuan L,Wei J,Liang P,Huang X

更新日期：2013-10-01 00:00:00

abstract：:Production of biodiesel from the transesterification between soybean oil and methanol was conducted in this study by a membrane reactor, in which ceramic membrane was packed with MCM-41 supported p-toluenesulfonic acid (PTSA). Box-Behnken design and response surface methodology (RSM) were used to investigate the effec...

journal_title：Bioresource technology

authors： Xu W,Gao L,Wang S,Xiao G

更新日期：2014-05-01 00:00:00

abstract：:Decolorization and degradation of polyazo dye Direct Black 22 was carried out by distillery spent wash degrading mixed bacterial consortium, DMC. Response surface methodology (RSM) involving a central composite design (CCD) in four factors was successfully employed for the study and optimization of decolorization proc...

journal_title：Bioresource technology

authors： Mohana S,Shrivastava S,Divecha J,Madamwar D

更新日期：2008-02-01 00:00:00

abstract：:The α-galactosidase gene, RmGal36, from Rhizomucor miehei was cloned and expressed in Escherichia coli. The gene has an open reading frame of 2256bp encoding 751 amino acid residues. RmGal36 was optimally active at pH 4.5 and 60°C, but is stable between pH 4.5 and 10.0 and at a temperature of up to 55°C for 30min reta...

journal_title：Bioresource technology

authors： Katrolia P,Jia H,Yan Q,Song S,Jiang Z,Xu H

更新日期：2012-04-01 00:00:00

abstract：:The objective of this study was to use glycerol generated from the synthesis of biodiesel to study the oleaginous potential of wild yeasts. An initial selection was performed via a rapid and qualitative technique by staining with Sudan Black B. Initially 129 yeasts were present, from which 5 were selected and cultivat...

journal_title：Bioresource technology

authors： Duarte SH,de Andrade CC,Ghiselli G,Maugeri F

更新日期：2013-06-01 00:00:00

abstract：:Substrate leaching experiments were performed to study the relative leaching potential of pendimethalin in various types of soil matrices. Pendimethalin leaching showed up to a depth of 30 cm in all the studied soil matrices, irrespective of pH conditions used. The leaching potential of pendimethalin was assessed at v...

journal_title：Bioresource technology

authors： Venkata Mohan S,Rama Krishna M,Muralikrishna P,Shailaja S,Sarma PN

更新日期：2007-11-01 00:00:00

abstract：:An algae biofilm growth system was developed to study the growth kinetics and neutral lipid productivities of Scenedesmus obliquus and Nitzschia palea, and to determine if algal biofilms can be starved of key nutrients to increase their neutral lipid concentrations. Linear growth curves were determined for each specie...

journal_title：Bioresource technology

authors： Schnurr PJ,Espie GS,Allen DG

更新日期：2013-05-01 00:00:00

abstract：:Sugarcane processing in sugar industry results in generation of vast amounts of wastes, which can be valorized to biofuels and value-added chemicals based on the concept of circular bioeconomy. For successful commercialization, economic and technological bottlenecks must be clearly identified. In this review, the stat...

journal_title：Bioresource technology

authors： Meghana M,Shastri Y

更新日期：2020-05-01 00:00:00

abstract：:Alpha-L-arabinofuranoside arabinofuranohydrolase (ARA), more commonly known as alpha-L-arabinofuranosidase (E.C. number 3.2.1.55), is a hydrolytic enzyme, catalyzing the cleavage of alpha-L-arabinose by acting on the non-reducing ends of alpha-L-arabinofuranosides, alpha-L-arabinans containing (1,3)- and/or (1,5)-link...

journal_title：Bioresource technology

authors： Poria V,Saini JK,Singh S,Nain L,Kuhad RC

更新日期：2020-05-01 00:00:00

abstract：:This work studied oxygen production and nutrient utilization by Chlorella vulgaris at different organic/inorganic carbon (OC/IC) and ammonium/nitrate (NH4+-N/NO3--N) ratios to design a hybrid aerobic membrane bioreactor (MBR) and membrane photobioreactor (MPBR) system. Specific oxygen production by C. vulgaris was eno...

journal_title：Bioresource technology

authors： Najm Y,Jeong S,Leiknes T

更新日期：2017-08-01 00:00:00

abstract：:This study presents a life cycle assessment (LCA) model comparing the waste management options for starch-polyvinyl alcohol (PVOH) biopolymers including landfill, anaerobic digestion (AD), industrial composting and home composting. The ranking of biological treatment routes for starch-PVOH biopolymer wastes depended o...

journal_title：Bioresource technology

authors： Guo M,Stuckey DC,Murphy RJ

更新日期：2013-01-01 00:00:00

abstract：:Pyrolysis of biomass was carried out in a fluidized bed unit (5 kg/h) with the objective of maximizing liquid yield. Liquid product formed in pyrolysis was separated into two phases: water phase and oil phase. The oil phase was upgraded by sulfided Co-Mo-P catalyst in an autoclave. Effects of reaction conditions on th...

journal_title：Bioresource technology

authors： Zhang S,Yan Y,Li T,Ren Z

更新日期：2005-03-01 00:00:00

abstract：:The progress of the conversion, the yield, the structure and the morphology of the produced carbonaceous materials as a function of time were systematically studied with pyrolysis-GC/FID and FESEM microscope. The conversion of galactoglucomannan, bleached kraft pulp and TEMPO oxidized cellulose nanofibrils followed th...

journal_title：Bioresource technology

authors： Wikberg H,Ohra-Aho T,Honkanen M,Kanerva H,Harlin A,Vippola M,Laine C

更新日期：2016-07-01 00:00:00

abstract：:Notwithstanding many efforts to increase the efficiency of anaerobic digestion at low-temperature (winter) conditions, a cost-effective and efficient method is lacking. This study proposes a low-cost method of low-temperature (<35 °C) anaerobic digestion of wastewater, involving supplementation with granular activated...

journal_title：Bioresource technology

authors： Park JH,Park JH,Lee SH,Jung SP,Kim SH

更新日期：2020-11-01 00:00:00

abstract：:Oxidized hydrothermal biochar was prepared by hydrothermal carbonization of Spartina alterniflora biomass (240°C for 4h) and subsequent oxidization (240°C for 10min) under air. Oxidized hydrochar achieved a Fe(III) reducing capacity of 2.15mmol/g at pH 2.0 with 120h, which is 1.2 times higher than un-oxidized hydrocha...

journal_title：Bioresource technology

authors： Xu Y,Lou Z,Yi P,Chen J,Ma X,Wang Y,Li M,Chen W,Liu Q,Zhou J,Zhang J,Qian G

更新日期：2014-11-01 00:00:00

abstract：:This study investigated metal dynamics, and their bioavailability, before and after thermal pretreatment of olive mill solid waste (OMSW), using a sequential metal extraction scheme. The 11.5% increase of cobalt in the most available fraction after the pretreatment coupled to the increase of methane production rate ha...

journal_title：Bioresource technology

authors： Almansa AR,Rodriguez-Galan M,Borja R,Fermoso FG

更新日期：2015-09-01 00:00:00

abstract：:This study isolated and identified the lutein-enriching microalga Chlorella sorokiniana FZU60. Different types of media and concentrations of sodium acetate and nitrate were evaluated to improve mixotrophic growth and lutein production. Highest lutein content, production, and productivity were obtained in BG11 medium ...

journal_title：Bioresource technology

authors： Xie Y,Li J,Ma R,Ho SH,Shi X,Liu L,Chen J

更新日期：2019-10-01 00:00:00

abstract：:In this study, the effect of temperature on the equilibrium biosorption of methyl violet dye from aqueous solution using Mansonia wood sawdust was studied. The equilibrium biosorption data were analyzed using three widely applied isotherm models; Langmuir, Freundlich and Redlich-Peterson isotherm. The fit of three lin...

journal_title：Bioresource technology

authors： Ofomaja AE,Ho YS

更新日期：2008-09-01 00:00:00

abstract：:Formiline pretreatment pertains to a biomass fractionation process. In the present work, Formiline-pretreated sugarcane bagasse was hydrolyzed with cellulases by batch and multi-step fed-batch processes at 20% solid loading. For wet pulp, after 144 h incubation with cellulase loading of 10 FPU/g dry solid, fed-batch p...

journal_title：Bioresource technology

authors： Zhao X,Dong L,Chen L,Liu D

更新日期：2013-05-01 00:00:00

abstract：:In this study, the apparent kinetics of fast pyrolysis of alkali lignin was evaluated by obtaining isothermal mass loss data in the timescale of 2-30s at 400-700°C in an analytical pyrolyzer. The data were analyzed using different reaction models to determine the rate constants and apparent rate parameters. First orde...

journal_title：Bioresource technology

authors： Ojha DK,Viju D,Vinu R

更新日期：2017-10-01 00:00:00

abstract：:Clostridium, Tetrathiobacter and Desulfovibrio species are identified as suitable biocatalysts for treating organic-rich and sulfate-laden wastewater. Results from this study show that the power generation was much higher under alkaline conditions, i.e., pH of 8 when compared to neutral and acidic conditions. The effe...

journal_title：Bioresource technology

authors： Kumar SS,Kumar V,Gnaneswar Gude V,Malyan SK,Pugazhendhi A

更新日期：2020-03-02 00:00:00

abstract：:The knowledge of the effect of aerobic starvation on the functional bacterial activities and community structures is important for the recovery of nutrient removal in activated sludge system. Four aerobic starvation processes (3, 7, 14 and 30days) for nitrifiers and polyphosphate accumulating organisms (PAOs) were stu...

journal_title：Bioresource technology

authors： Liu W,Peng Y,Ma B,Ma L,Jia F,Li X

更新日期：2017-11-01 00:00:00

abstract：:Flax soda/AQ pulps were treated with different fungal laccase-mediator combinations followed by physical and chemical characterization of the pulps to obtain a thorough understanding of the laccase/mediator effects on hexenuronic acid (HexA) removal and the coupling of mediator onto pulps for fiber functionalization. ...

journal_title：Bioresource technology

authors： Cadena EM,Du X,Gellerstedt G,Li J,Fillat A,García-Ubasart J,Vidal T,Colom JF

更新日期：2011-02-01 00:00:00

abstract：:The biosorption of Hg(2+) by two strains of cyanobacteria, Spirulina platensis and Aphanothece flocculosa, was studied under a batch stirred reaction system. Essential process parameters, including pH, biomass concentration, initial metal concentration, and presence of co-ions were shown to influence the Hg(2+) uptake...

journal_title：Bioresource technology

authors： Cain A,Vannela R,Woo LK

更新日期：2008-09-01 00:00:00