Lipase-catalyzed in-situ biosynthesis of glycerol-free biodiesel from heterotrophic microalgae, Aurantiochytrium sp. KRS101 biomass.

abstract：:In this study, the abundance and sequences of amoA genes of ammonia-oxidizing archaea (AOA) and bacteria (AOB) were determined in seven wastewater treatment plants (WWTPs) whose ammonium concentrations in influent and effluent wastewaters varied considerably (5.6-422.3 mgN l(-1) and 0.2-29.2 mgN l(-1), respectively). ...

journal_title：Bioresource technology

authors： Limpiyakorn T,Sonthiphand P,Rongsayamanont C,Polprasert C

更新日期：2011-02-01 00:00:00

abstract：:This paper will consider the influence of the temperature of autohydrolysis or hydrothermal process from Paulownia fortunei L. to obtain a valuable liquid phase and a suitable solid phase to produce pulp. The solid phase resulting of autohydrolysis was subjected to organosolv pulping process and formed paper sheets, a...

journal_title：Bioresource technology

authors： Caparrós S,Díaz MJ,Ariza J,López F,Jiménez L

更新日期：2008-03-01 00:00:00

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：:A double-coated slow-release NPK compound fertilizer with superabsorbent and water-retention was prepared by crosslinked poly(acrylic acid)/diatomite - containing urea (the outer coating), chitosan (the inner coating), and water-soluble granular fertilizer NPK (the core). The effects of the amount of crosslinker, init...

journal_title：Bioresource technology

authors： Wu L,Liu M,Rui Liang

更新日期：2008-02-01 00:00:00

abstract：:Chicken feather keratin was treated with lime (calcium hydroxide) to obtain a liquid product rich in amino acids and polypeptides that can be used as an animal feed supplement. The effect of treatment conditions and the properties of the soluble keratin were studied. At high temperatures (150 degrees C), 80% of feathe...

journal_title：Bioresource technology

authors： Coward-Kelly G,Chang VS,Agbogbo FK,Holtzapple MT

更新日期：2006-07-01 00:00:00

abstract：:A N-doped couping MgO-modified biochar (MgO-N-BC) was synthesized from corncob-to-xylose residue by two-step slow pyrolysis method. The biochar exhibited a remarkable Pb(II) sorption capacity (maximum 1429 mg·g-1) in aqueous solution. The sorption of Pb(II) onto MgO-N-BC best fitted Freundlich model and pseudo-second-...

journal_title：Bioresource technology

authors： Shang H,Li Y,Liu J,Wan Y,Feng Y,Yu Y

更新日期：2020-10-01 00:00:00

abstract：:To achieve a high consumption rate of ammonium with biomass coproduction, the mixotroph Chlorella pyrenoidosa was cultivated in high ammonium-high salinity wastewater medium in this study. The initial cell density, glucose and ammonium concentrations, and light intensity were optimized in shake flasks. A 5-L fermenter...

journal_title：Bioresource technology

authors： Wang Q,Yu Z,Wei D

更新日期：2020-10-01 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：:Oxygen radical absorbance capacity (ORAC) values showed that methanolic extracts of Albizia julibrissin foliage displayed antioxidant activity. High performance liquid chromatography (HPLC) and mass spectrometry (MS) techniques were utilized in the identification of the compounds. The analysis confirmed the presence o...

journal_title：Bioresource technology

authors： Lau CS,Carrier DJ,Beitle RR,Bransby DI,Howard LR,Lay JO Jr,Liyanage R,Clausen EC

更新日期：2007-01-01 00:00:00

abstract：:In this investigation, palm empty fruit bunch (EFB) and almond shell (AS) were implemented as two natural catalysts rich in alkali metals, especially potassium, to enhance the reactivity of tire-char through co-gasification process. Co-gasification experiments were conducted at several blending ratios using isothermal...

journal_title：Bioresource technology

authors： Lahijani P,Zainal ZA,Mohamed AR,Mohammadi M

更新日期：2013-06-01 00:00:00

abstract：:Single chambered up-flow membrane-less microbial fuel cell (UFML MFC) was developed to study the feasibility of the bioreactor for decolorization of Acid Orange 7 (AO7) and electricity generation simultaneously. The performance of UFML MFC was evaluated in terms of voltage output, chemical oxygen demand (COD) and colo...

journal_title：Bioresource technology

authors： Thung WE,Ong SA,Ho LN,Wong YS,Ridwan F,Oon YL,Oon YS,Lehl HK

更新日期：2015-12-01 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：:Four nutrient limitation cultures, namely monosodium glutamate (MSG-L), phosphate (P-L), ammonium sulfate (NH4(+)-L) and double (D-L, MSG and P limitation) limited, were designed to study how cell growth and biochemical components of Schizochytrium sp. were affected by nutrient limitations. All limited conditions caus...

journal_title：Bioresource technology

authors： Sun L,Ren L,Zhuang X,Ji X,Yan J,Huang H

更新日期：2014-05-01 00:00:00

abstract：:Four feedstocks were assessed for use in a demand driven biogas system. Biomethane potential (BMP) assays were conducted for grass silage, food waste, Laminaria digitata and dairy cow slurry. Semi-continuous trials were undertaken for all feedstocks, assessing biogas and biomethane production. Three kinetic models of ...

journal_title：Bioresource technology

authors： O'Shea R,Wall D,Murphy JD

更新日期：2016-09-01 00:00:00

abstract：:The influence of the reactor wall attached biofilm on the nutrient removal performance was investigated in an open photobioreactor during long-term operation. Total nitrogen and phosphorus removal efficiencies were statistically similar between reactor with (reactor A) and without (reactor B) biofilm at the Hydraulic ...

journal_title：Bioresource technology

authors： Su Y,Mennerich A,Urban B

更新日期：2016-10-01 00:00:00

abstract：:The feasibility of biodiesel production from tung (Vernicia montana) oil was investigated with respect to the transesterification yield and biodiesel properties. Tung oil has poor oxidation stability due to the instability of the conjugated carbon-carbon double bonds in the alpha-elaeostearic acid. The methyl elaeoste...

journal_title：Bioresource technology

authors： Chen YH,Chen JH,Chang CY,Chang CC

更新日期：2010-12-01 00:00:00

abstract：:The aim of this work was to examine the applicability of the anaerobic ammonium oxidation (anammox) process to three kinds of low BOD/N ratio wastewaters from animal waste treatment processes in batch mode. A rapid decrease of NO(2)(-) and NH(4)(+) was observed during incubation with wastewaters from AS and UASB/trick...

journal_title：Bioresource technology

authors： Waki M,Tokutomi T,Yokoyama H,Tanaka Y

更新日期：2007-10-01 00:00:00

abstract：:The present study is an attempt to find out the promising metal (Ni(2+), Al(3+), and Hg(2+)) biosorbant halobacterial strains from saltern pan and to study their biokinetic parameters for metal recovery. Of the selected 65 isolates, Natronobacterium magadii, Natronococcus occultus and Halobacterium sodomense shows the...

journal_title：Bioresource technology

authors： Williams GP,Gnanadesigan M,Ravikumar S

更新日期：2012-03-01 00:00:00

abstract：:The sludge settleability is of prime importance for the activated sludge process. The effect of calcium ion on the biological performance of sludge was investigated in a lab-scale activated sludge system with varying Ca(2+) concentration. Results indicated that addition of 150mg/L Ca(2+) to the influent significantly ...

journal_title：Bioresource technology

authors： Ye C,Yang X,Zhao FJ,Ren L

更新日期：2016-05-01 00:00:00

abstract：:Rice hulls (RH) and bean hulls (BH) were subjected to prehydrolysis treatments, to define the optimum conditions for producing a high percentage of hydrolyzed hemicellulose with a small or moderate degradation of the cellulosic portion. The hydrolysis experiments were performed using hydrochloric and sulfuric acids in...

journal_title：Bioresource technology

authors： Adel AM,Abd El-Wahab ZH,Ibrahim AA,Al-Shemy MT

更新日期：2010-06-01 00:00:00

abstract：:Antifungal activity in lemon and pomegranate peels was considerable against Aspergillus flavus, higher in pomegranate (DIZ 37mm; MIC 135μg/mL). Powdered peels (5, 10, 20% w/w) were mixed in inoculated rice. The inhibitory effect on fungal-growth and production of aflatoxins by A. flavus was investigated at storage con...

journal_title：Bioresource technology

authors： Naseer R,Sultana B,Khan MZ,Naseer D,Nigam P

更新日期：2014-11-01 00:00:00

abstract：:The aim of this study was to assess the efficiency of leachate treatment by microbial oxidation in four connected on-site aerated lagoons at a landfill site. The landfill site was found to be in an ageing methanogenic state, producing leachate with relatively low COD (mean value 1740 mg l(-1)) and relatively high ammo...

journal_title：Bioresource technology

authors： Mehmood MK,Adetutu E,Nedwell DB,Ball AS

更新日期：2009-05-01 00:00:00

abstract：:Non-catalytic hydropyrolysis of Chlorella pyrenoidosa was studied by using a stainless-steel batch reactor at different temperature (150-450 °C), time (5-120 min) and initial hydrogen pressure (1 atm-8 MPa), aiming to find how these parameters affect the product (oil, gas and solid) yields and properties of the hydrop...

journal_title：Bioresource technology

authors： Duan P,Bai X,Xu Y,Zhang A,Wang F,Zhang L,Miao J

更新日期：2013-05-01 00:00:00

abstract：:Biodiesel production from microalgae is recognized as one of the best solutions to deal with the energy crisis issues. However, after the oil extraction from the microalgae, the microalgae residue was generally discarded or burned. Here a novel carbon-based solid acid catalyst derived from microalgae residue by in sit...

journal_title：Bioresource technology

authors： Fu X,Li D,Chen J,Zhang Y,Huang W,Zhu Y,Yang J,Zhang C

更新日期：2013-10-01 00:00:00

abstract：:Two species of green algae, Chlorella sp. and Micractinium sp., were cultivated in primary effluent wastewater and high-strength wastewater (a mixture of anaerobic digestion centrate and primary effluent) to study nutrient removal and EPS (extracellular polymeric substances) expression during their growth. The high N ...

journal_title：Bioresource technology

authors： Wang M,Kuo-Dahab WC,Dolan S,Park C

更新日期：2014-02-01 00:00:00

abstract：:Xylooligosaccharides (XOS) are high value-added ingredients for functional foods and they have potential use as prebiotics. In order to reduce the production cost of XOS, we constructed a fusion enzyme consisting of expansin and endo-xylanase from B. subtilis Lucky9 to produce high-pure XOS with affinity adsorption-en...

journal_title：Bioresource technology

authors： Chang S,Chu J,Guo Y,Li H,Wu B,He B

更新日期：2017-10-01 00:00:00

abstract：:Contribution and relationship between oxidative phosphorylation and photophosphorylation pathways in purple non-sulfur bacteria (PNSB) wastewater treatment under weak light-micro oxygen condition were studied quantitatively. Results showed that under weak light-anaerobic condition, PNSB followed photophosphorylation w...

journal_title：Bioresource technology

authors： Lu H,Zhang G,Dong S

更新日期：2011-04-01 00:00:00

abstract：:The aim of the present study was to determine whether the radical reaction intermediates--reactive oxygen species (ROS) were formed during the laccase-catalyzed oxidation of wood fibers from Chinese fir (Cunninghamia lanceolata) and to quantify tentatively its production with electron spin resonance (ESR) spectrometry...

journal_title：Bioresource technology

authors： Zhou G,Li J,Chen Y,Zhao B,Cao Y,Duan X,Cao Y

更新日期：2009-01-01 00:00:00

abstract：:The optimal operational parameters of a second generation magnetically induced membrane vibration (MMV) system were determined using the response surface methodology (RSM) combined with single-factor experiments. The membrane surfaces were characterized by scanning electron microscopy (SEM) and algae cell states by in...

journal_title：Bioresource technology

authors： Zhao Z,Mertens M,Li Y,Muylaert K,Vankelecom IFJ

更新日期：2020-03-01 00:00:00

abstract：:As biomass becomes more integrated into our energy feedstocks, the ability to predict its combustion enthalpies from routine data such as carbon, ash, and moisture content enables rapid decisions about utilization. The present work constructs a novel artificial neural network model with a 3-3-1 tangent sigmoid archite...

journal_title：Bioresource technology

authors： Uzun H,Yıldız Z,Goldfarb JL,Ceylan S

更新日期：2017-06-01 00:00:00