Transesterification of Waste Frying Oil and Soybean Oil by Combi-lipases Under Ultrasound-Assisted Reactions.

abstract：:The enzyme cellobiase from Novo was immobilized in controlled pore silica particles by covalent binding with the silane-glutaraldehyde method with protein and activity yields of 67 and 13.7%, respectively. The activity of the free enzyme (FE) and immobilized enzyme (IE) was determined with 2 g/L of cellobiose, from 40...

journal_title：Applied biochemistry and biotechnology

authors： Calsavara LP,De Moraes FF,Zanin GM

更新日期：2001-04-01 00:00:00

abstract：:A new lipase from seeds of Pachira aquatica was purified to homogeneity by SDS-PAGE obtaining an enzyme with a molecular weight of approximately 55 kDa. The purified lipase exhibited maximum activity at 40 degrees C and pH 8.0, for an incubation time of 90 min. Concerning temperature stability, at the range from 4 to ...

journal_title：Applied biochemistry and biotechnology

authors： Polizelli PP,Facchini FD,Cabral H,Bonilla-Rodriguez GO

更新日期：2008-09-01 00:00:00

abstract：:Proteins that are important indicators of physiological or pathological states may contribute to the early diagnosis of disease, which may provide a basis for identifying the underlying mechanism of disease development. Serum, contains an abundance of proteins, offers an easy and inexpensive approach for disease detec...

journal_title：Applied biochemistry and biotechnology

authors： Zhang AH,Sun H,Yan GL,Han Y,Wang XJ

更新日期：2013-06-01 00:00:00

abstract：:The importance of using tissue-specific promoters in the genetic transformation of plants has been emphasized increasingly. Here, we report the isolation of a novel seed-specific promoter region from peanut and its validation in Arabidopsis and tobacco seeds. The reported promoter region referred to as groundnut seed ...

journal_title：Applied biochemistry and biotechnology

authors： Sunkara S,Bhatnagar-Mathur P,Sharma KK

更新日期：2014-01-01 00:00:00

abstract：:The high demand of human placenta-derived mesenchymal stem cells (hPDMSCs) for therapeutic applications requires reproducible production of large numbers of well-characterized cells under well-controlled conditions. However, no method for fast hPDMSCs proliferation has yet been reported. In the present study, the feas...

journal_title：Applied biochemistry and biotechnology

authors： Yu Y,Li K,Bao C,Liu T,Jin Y,Ren H,Yun W

更新日期：2009-10-01 00:00:00

abstract：:The present study characterized the ability of a bacterial cutinase to improve the wettability of raw cotton fabrics by specific hydrolysis of the cutin structure of the cuticle. The effect of cutinase was studied alone and in coreaction with pectin lyase. The changes in both the fabric and the reaction fluid were mea...

journal_title：Applied biochemistry and biotechnology

authors： Degani O,Gepstein S,Dosoretz CG

更新日期：2002-07-01 00:00:00

abstract：:Concentrated dilute acid hydrolysate was obtained from hot water extracts of Acer saccharum (sugar maple) and was fermented to ethanol by Pichia stipitis in a 1.3-L-benchtop bioreactor. The conditions under which the highest ethanol yield was achieved were when the air flow rate was set to 100 cm(3) and the agitation ...

journal_title：Applied biochemistry and biotechnology

authors： Shupe AM,Liu S

更新日期：2012-09-01 00:00:00

abstract：:As technologies for utilizing biomass for fuel and chemical production continue to improve, enzymatic hydrolysis can be run at still higher solids concentrations. For hydrolyses that initially contain little or no free water (10-40% total solids, w/w), the saccharification of insoluble polymers into soluble sugars inv...

journal_title：Applied biochemistry and biotechnology

authors： Kristensen JB,Felby C,Jørgensen H

更新日期：2009-05-01 00:00:00

abstract：:The enzymatic alcoholysis of soybean oil with methanol and ethanol was investigated using a commercial, immobilized lipase (Lipozyme RMIM). The effect of alcohol (methanol or ethanol), enzyme concentration, molar ratio of alcohol to soybean oil, solvent, and temperature on biodiesel production was determined. The best...

journal_title：Applied biochemistry and biotechnology

authors： Bernardes OL,Bevilaqua JV,Leal MC,Freire DM,Langone MA

更新日期：2007-04-01 00:00:00

abstract：:Hydrogels are attractive biomaterials for three-dimensional cell culture and tissue engineering applications. The preparation of hydrogels using alginate and gelatin provides cross-linked hydrophilic polymers that can swell but do not dissolve in water. In this work, we first reinforced pure alginate by using polyoxye...

journal_title：Applied biochemistry and biotechnology

authors： Aroguz AZ,Baysal K,Adiguzel Z,Baysal BM

更新日期：2014-05-01 00:00:00

abstract：:Scheffersomyces stipitis was cultivated in an optimized, controlled fed-batch fermentation for production of ethanol from glucose-xylose mixture. Effect of feed medium composition was investigated on sugar utilization and ethanol production. Studying influence of specific cell growth rate on ethanol fermentation perfo...

journal_title：Applied biochemistry and biotechnology

authors： Unrean P,Nguyen NH

更新日期：2013-03-01 00:00:00

abstract：:Waste frying oil, which not only harms people's health but also causes environmental pollution, can be a good alternative to partially substitute petroleum diesel through transesterification reaction. This oil contained 8.8 % of free fatty acids, which cause a problem in a base-catalyzed process. In this study, synthe...

journal_title：Applied biochemistry and biotechnology

authors： Romdhane IB,Romdhane ZB,Bouzid M,Gargouri A,Belghith H

更新日期：2013-12-01 00:00:00

abstract：:The partition behavior of proteins, nucleic acids, cell membranes, cell organelles and whole cells has been studied in liquid-liquid two-phase systems composed of water, poly-(ethylene glycol), and an hydroxypropyl starch. The properties of the systems are in many respects comparable with the traditional poly(ethylene...

journal_title：Applied biochemistry and biotechnology

authors： Sturesson S,Tjerneld F,Johansson G

更新日期：1990-12-01 00:00:00

abstract：:In rapidly growing developing countries, waste disposal is a major challenge. Current waste disposal methods (e.g., landfills and sewage treatment) incur costs and often are not employed; thus, wastes accumulate in the environment. To address this challenge, it is advantageous to create economic incentives to collect ...

journal_title：Applied biochemistry and biotechnology

authors： Lonkar S,Fu Z,Wales M,Holtzapple M

更新日期：2017-01-01 00:00:00

abstract：:The use of stalks instead of tubers as a source of carbohydrates for ethanol production has been investigated. The inulin present in the stalks of Jerusalem artichoke was extracted with water and the effect of solid-liquid ratio, temperature, and acid addition was studied and optimized in order to attain a high-fructo...

journal_title：Applied biochemistry and biotechnology

authors： Negro MJ,Ballesteros I,Manzanares P,Oliva JM,Sáez F,Ballesteros M

更新日期：2006-04-01 00:00:00

abstract：:In this research, the effects of pH, temperature, and oxygen on growth kinetics of a newly isolated strain of Bacillus circulans from the Amazon and their correlations with transglutaminase (TGase) production and cell sporulation were investigated. Statistical experimental methods were used to optimize these parameter...

journal_title：Applied biochemistry and biotechnology

authors： de Souza CF,de Matos GS,Flôres SH,Ayub MA

更新日期：2009-08-01 00:00:00

abstract：:Trehalose synthase (TreS) from Meiothermus ruber was co-aggregated with polyethyleneimine (PEI) and precipitated with polyethylene glycol (PEG), followed by cross-linking with glutaraldehyde to obtain TreS-polyethyleneimine cross-linked enzyme aggregates (termed as CLEAs-PEI-PEG). The TreS solution at 0.5 mg mL(-1) pr...

journal_title：Applied biochemistry and biotechnology

authors： Zheng J,Chen Y,Yang L,Li M,Zhang J

更新日期：2014-11-01 00:00:00

abstract：:Previously, it was reported that human amniotic membrane (AM) induced stem cells from human deciduous exfoliated teeth (SHED) endothelial-like-cell differentiation. This interesting effect of AM matrix on SHED demands further elucidation. Objective of this in vitro work was to study the effect of 24-h VEGF induced on ...

journal_title：Applied biochemistry and biotechnology

authors： Yusof MFH,Hashim SNM,Zahari W,Chandra H,Noordin KBAA,Kannan TP,Hamid SSA,Mokhtar KI,Azlina A

更新日期：2020-05-01 00:00:00

abstract：:The dye decolorization potential of the white-rot fungus Phlebia brevispora TMIC33929 when grown alone or in coculture with its growth-promoting bacterium Enterobacter sp. TN3W-14 was evaluated in low nitrogen liquid medium at different pHs. Axenic fungus removed a similar amount of Congo red and crystal violet at pH ...

journal_title：Applied biochemistry and biotechnology

authors： Harry-Asobara JL,Kamei I

更新日期：2019-12-01 00:00:00

abstract：:This work reports the isolation of a serum lectin from cobia fish (Rachycentron canadum) named RcaL. Immunomodulatory activity on mice splenocyte experimental cultures through cytotoxic assays and cytokine production were also performed. RcaL was obtained through precipitation with ammonium sulphate and affinity chrom...

journal_title：Applied biochemistry and biotechnology

authors： Coriolano MC,Silva CD,Melo CM,Bezerra Rde S,Santos AJ,Pereira VR,Coelho LC

更新日期：2012-11-01 00:00:00

abstract：:Strain M(438), deposited as CGMCC3917 and isolated from inoculums of bacterial cellulose (BC) producing strain screened in homemade vinegar and then induced by high hydrostatic pressure treatment (HHP), has strong ability to produce BC more than three times as that of its initial strain. It is the highest yield BC-pro...

journal_title：Applied biochemistry and biotechnology

authors： Ge HJ,Du SK,Lin DH,Zhang JN,Xiang JL,Li ZX

更新日期：2011-12-01 00:00:00

abstract：:A new cellulase producer strain of Penicillium digitatum (RV 06) was previously obtained from rotten maize grains. This work aim was to optimize the production and characterize this microorganism produced cellulase. A CMCase maximum production (1.6 U/mL) was obtained in stationary liquid culture, with an initial pH of...

journal_title：Applied biochemistry and biotechnology

authors： Dos Santos FC,de Oliveira MAS,Seixas FAV,Barbosa-Tessmann IP

更新日期：2020-09-01 00:00:00

abstract：:We have developed a substrate-induced growth response (SIGR) method for quantifying activity and population dynamics of microorganisms involved in bioremediation processes in soil and bioreactors. The biomass of organisms that can mineralize a given chemical can be estimated based on the concentration of that chemical...

journal_title：Applied biochemistry and biotechnology

authors： Schmidt SK,Colores GM,Hess TF,Radehaus PM

更新日期：1995-07-01 00:00:00

abstract：:Atomic force microscopy was used to study the geometric structure of collagen fibrils and molecules of rat calcanean tendon tissues. The authors found that the diameter of the fibrils ranged from 124 to 170 nm, and their geometric form suggested a helical winding with spectral period from 59.4 to 61.7 nm, close to the...

journal_title：Applied biochemistry and biotechnology

authors： Baranauskas V,Vidal BC,Parizotto NA

更新日期：1998-02-01 00:00:00

abstract：:Strain DN002 isolated from petroleum-contaminated soil was identified as Achromobacter xylosoxidans based on morphological and biochemical properties and 16S rRNA phylogeny, and investigated for its potential to utilize numerous polycyclic aromatic hydrocarbons (PAHs) such as fluoranthene and pyrene as sole carbon and...

journal_title：Applied biochemistry and biotechnology

authors： Ma YL,Lu W,Wan LL,Luo N

更新日期：2015-02-01 00:00:00

abstract：:The effect of thidiazuron (TDZ) has been investigated in shoot multiplication for a simple, efficient, rapid, and commercially applicable regeneration protocol of an important medicinal plant, Vitex trifolia. Multiple shoots were induced in nodal explants obtained from a mature tree on Murashige and Skoog (MS) medium ...

journal_title：Applied biochemistry and biotechnology

authors： Ahmed MR,Anis M

更新日期：2012-11-01 00:00:00

abstract：:Plants generally produce secondary metabolites in nature as a defense mechanism against pathogenic and insect attack. In this study, we applied several abiotic elicitors in order to enhance growth and ginseng saponin biosynthesis in the hairy roots of Panax ginseng. Generally, elicitor treatments were found to inhibit...

journal_title：Applied biochemistry and biotechnology

authors： Jeong GT,Park DH

更新日期：2006-04-01 00:00:00

abstract：:Acute lymphoblastic leukaemia (ALL) is one of the leading types of malignant disorder seen in children. Viral infections, genetic factors and exposure to chemical carcinogens are some of the factors responsible for causing ALL. Treatment strategies followed for curing ALL include chemotherapy or radiation therapy, whe...

journal_title：Applied biochemistry and biotechnology

authors： Ramya LN,Doble M,Rekha VP,Pulicherla KK

更新日期：2012-08-01 00:00:00

abstract：:Lipase-catalyzed esterification of selected phenolic acids with linolenyl alcohols was investigated in selected organic solvent media. The enzyme activity for the esterification of dihydrocaffeic acid with linolenyl alcohol in solvent mixtures of hexane/2-butanone of 75:25 (v/v) and 65:35 (v/v) was 0.88 and 0.47 micro...

journal_title：Applied biochemistry and biotechnology

authors： Sabally K,Karboune S,Yeboah FK,Kermasha S

更新日期：2005-10-01 00:00:00

abstract：:Androstenedione (AD) is a steroid intermediate used in the pharmaceutical industry for the production of several important anabolic drugs. An important route for producing AD is by the microbial transformation of sterols. Microbes capable of efficiently transforming sterols to AD are few and newer strains need to be i...

journal_title：Applied biochemistry and biotechnology

authors： Malaviya A,Gomes J

更新日期：2009-08-01 00:00:00