Bioconversion of sodium dodecyl sulphate to rhamnolipid by Pseudomonas aeruginosa: a novel and cost-effective production strategy.

abstract：:A proteinaceous glycopeptide was isolated from the posterior salivary gland (PSG) of Sepia pharaonis by gel (Sephadex G-100) filtration chromatography and purified by reversed-phase high-performance liquid chromatography (RP-HPLC). Among the collected fractions, fraction 12 showed a retention time (RT) of 31 min. The ...

journal_title：Applied biochemistry and biotechnology

authors： Karthik R,Saravanan R,Ebenezar KK,Sivamalai T

更新日期：2015-02-01 00:00:00

abstract：:Lupulones, naturally produced by glandular trichomes of hop (Humulus lupulus), are prenylated phloroglucinol derivatives that contribute the bitter flavor of beer and demonstrate antimicrobial and anticancer activities. It is appealing to develop microbial cell factories such that lupulones may be produced via ferment...

journal_title：Applied biochemistry and biotechnology

authors： Guo X,Shen H,Liu Y,Wang Q,Wang X,Peng C,Liu W,Zhao ZK

更新日期：2019-07-01 00:00:00

abstract：:Analysis of peroxidase activity by native polyacrylamide gel electrophoresis (PAGE) from a garlic bulb (Allium sativum L) extract showed two major activities (designated POX1 and POX2). The POX2 isoenzyme was purified to homogeneity by ammonium sulfate precipitation, gel filtration, and cation-exchange chromatography....

journal_title：Applied biochemistry and biotechnology

authors： Marzouki SM,Limam F,Smaali MI,Ulber R,Marzouki MN

更新日期：2005-12-01 00:00:00

abstract：:A new method without any special devices for direct transformation of linear gene cassettes was developed. Its feasibility was verified through 5'-fluorescent dye (fluorescein isothiocyanate, FITC)-labeled fluorescent tracing and transient expression of a gus reporter gene. Minimal linear gene cassettes, containing ne...

journal_title：Applied biochemistry and biotechnology

authors： Cheng YQ,Yang J,Xu FP,An LJ,Liu JF,Chen ZW

更新日期：2009-12-01 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：:Ethanol production was studied in simultaneous saccharification and fermentation (SSF) of steam-pretreated spruce at 42 degrees C, using a thermotolerant yeast. Three yeast strains of Kluyveromyces marxianus were compared in test fermentations. SSF experiments were performed with the best of these on 5% (w/w) of subst...

journal_title：Applied biochemistry and biotechnology

authors： Bollók M,Réczey K,Zacchi G

更新日期：2000-04-01 00:00:00

abstract：:Enzymatic polymerization of phenolic compounds (catechol, resorcinol, and hydroquinone) was carried out using laccase. The mechanism of polymerization and the structures of the polymers were evaluated in terms of UV-Vis and Fourier transform infrared spectroscopy. The molecular weights of the produced polyphenols were...

journal_title：Applied biochemistry and biotechnology

authors： Sun X,Bai R,Zhang Y,Wang Q,Fan X,Yuan J,Cui L,Wang P

更新日期：2013-12-01 00:00:00

abstract：:Respiratory-deficient mutants of Rhizopus oryzae (R. oryzae) AS 3.3461 were acquired by ultraviolet (UV) irradiation to investigate changes in intracellular NADH metabolic pathway and its influence on the fermentation characteristics of the strain. Compared with R. oryzae AS 3.3461, the intracellular ATP level of the ...

journal_title：Applied biochemistry and biotechnology

authors： Shu C,Guo C,Luo S,Jiang S,Zheng Z

更新日期：2015-08-01 00:00:00

abstract：:Bovine lactoferrampin (LFA) and bovine lactoferricin (LFC) are two antimicrobial peptides located in the N(1) domain of bovine lactoferrin. The bactericidal activity of the fused peptide LFA-LFC is stronger than that of either LFA or LFC. The high cost of peptide production from either native digestion or chemical syn...

journal_title：Applied biochemistry and biotechnology

authors： Tang XS,Tang ZR,Wang SP,Feng ZM,Zhou D,Li TJ,Yin YL

更新日期：2012-02-01 00:00:00

abstract：:The article describes preparation of new calixarene biopolymers consisting of the immobilization of convenience calixarene derivative onto cellulose and chitosan biopolymers, and the encapsulation of these calixarene biopolymers with Candida rugosa lipase within a chemical inert sol-gel supported by polycondensation w...

journal_title：Applied biochemistry and biotechnology

authors： Ozyilmaz E,Sayin S

更新日期：2013-08-01 00:00:00

abstract：:Two types of (CNBr-activated) Agarose-staphylococcal endonuclease derivatives have been prepared, one with the enzyme uniformly distributed in the support, and the other with the enzyme preferentially bound in the most external part of the support particles; the latter were obtained using agarose of very small pores a...

journal_title：Applied biochemistry and biotechnology

authors： Guisan JM,Serrano J,Melo FV,Ballesteros A

更新日期：1987-02-01 00:00:00

abstract：:One novel microbial esterase PHE21 was cloned from the genome of Pseudomonas oryzihabitans HUP022 identified from the deep sea of the Western Pacific. PHE21 was heterologously expressed and functionally characterized to be a robust esterase which behaved high resistance to various metal ions, organic solvents, surfact...

journal_title：Applied biochemistry and biotechnology

authors： Wang Y,Zhang Y,Hu Y

更新日期：2016-11-01 00:00:00

abstract：:The use of cheap, high-efficiency, and ecofriendly adsorbent has been studied as an alternative way for the removal of dyes from wastewater. This paper investigated the use of waste brewery's yeast for the removal of acid orange 7 from aqueous solution. The optimum removal of acid orange 7 was found to be 3.561 mg/g a...

journal_title：Applied biochemistry and biotechnology

authors： Wu Y,Hu Y,Xie Z,Feng S,Li B,Mi X

更新日期：2011-04-01 00:00:00

abstract：:Candida boidinii produces significant amounts of xylitol from xylose, and assays of crude homogenates for aldose (xylose) reductase (XYL1p) have been reported to show relatively high activity with NADH as a cofactor even though XYL1p purified from this yeast does not have such activity. A gene coding for XYL1p from C....

journal_title：Applied biochemistry and biotechnology

authors： Kang MH,Ni H,Jeffries TW

更新日期：2003-04-01 00:00:00

abstract：:Bioreduction of 1-phenyl-2-propanone to prepare (S)-1-phenyl-2-propanol, a useful pharmaceutical intermediate, was performed with growing cells of Rhodococcus erythropolis JX-021, giving 14 mM (1.9 g/L) product in 99% e.e. at 5 h in the catalysis of 15 mM substrate. The reduction stopped afterwards due to strong inhib...

journal_title：Applied biochemistry and biotechnology

authors： Jin JZ,Li H,Zhang J

更新日期：2010-11-01 00:00:00

abstract：:Urease has been immobilized and layered onto the walls of manufactured silicon microchannels. Enzyme immobilization was performed using layer-by-layer nano self-assembly. Alternating layers of oppositely charged polyelectrolytes, with enzyme layers "encased" between them, were deposited onto the walls of the silicon m...

journal_title：Applied biochemistry and biotechnology

authors： Forrest SR,Elmore BB,Palmer JD

更新日期：2005-04-01 00:00:00

abstract：:To prevent illegal use of clenbuterol and for quality control in the food industry, more efficient and reliable methods for clenbuterol detection are needed. In this study, clenbuterol was detected using a spectral imaging surface plasmon resonance sensor system via two inhibition methods: (1) the target site compensa...

journal_title：Applied biochemistry and biotechnology

authors： Wu Y,Yao M,Fang X,Yang Y,Cheng X

更新日期：2015-11-01 00:00:00

abstract：:Ras-related domain family member 1 transcript variant A (RASSF1A) controls apoptosis and cell proliferation while p14/ARF gene has a regulatory role in cellular senescence. Failure of apoptosis and cellular senescence occurs during inflammatory bowel disease (IBD) and colorectal cancer (CRC). To reveal the role of per...

journal_title：Applied biochemistry and biotechnology

authors： Salama RH,Sayed ZEA,Ashmawy AM,Elsewify WA,Ezzat GM,Mahmoud MA,Alsanory AA,Alsanory TA

更新日期：2019-09-01 00:00:00

abstract：:The epithelial-mesenchymal transition (EMT) is a process in which epithelial cells lose their cell polarity and cell-cell adhesion, and gain migratory and invasive properties. It is believed that EMT is associated with initiation and completion of the invasion-metastasis cascade. In this study, an economic approach wa...

journal_title：Applied biochemistry and biotechnology

authors： Li Y,Gao A,Yu L

更新日期：2016-01-01 00:00:00

abstract：:The performance of immobilized Bifidobacterium longum in sodium alginate beads and on a spiral-sheet bioreactor for the production of lactic acid from cheese whey was evaluated. Lactose utilization and lactic acid yield of B. longum were compared with those of Lactobacillus helveticus. B. longum immobilized in sodium ...

journal_title：Applied biochemistry and biotechnology

authors： Shahbazi A,Mims MR,Li Y,Shirley V,Ibrahim SA,Morris A

更新日期：2005-04-01 00:00:00

abstract：:Operational practice of high-rate anaerobic bioreactors such as upflow anaerobic sludge bed (UASB) reactors is generally based on maximization of the biomass concentration and, in the case of more than one reactor compartment, operation in parallel. In this article, a modeling approach is used to postulate that the tr...

journal_title：Applied biochemistry and biotechnology

authors： Kleerebezem R

更新日期：2003-04-01 00:00:00

abstract：:Pectinases catalyze the degradation of pectic substances and are used in several processes, mainly in food and textile industries. In this study, a biomimetic matrix of alginate/gelatin/calcium oxalate (AGOCa) was synthesized for the in situ immobilization via encapsulation of crude pectinase from Aspergillus niger AT...

journal_title：Applied biochemistry and biotechnology

authors： Bustamante-Vargas CE,de Oliveira D,Valduga E,Venquiaruto LD,Paroul N,Backes GT,Dallago RM

更新日期：2016-07-01 00:00:00

abstract：:Papain (PA) immobilized onto magnetic nanocrystalline cellulose (PA@MNCC) was successfully fabricated and adopted as an efficient biocatalyst for the synthesis of N-(benzyloxycarbonyl)-alanyl-histidine (Z-Ala-His) dipeptide. Introducing deep eutectic solvents (DESs) as reaction media promoted the synthesis of the Z-Al...

journal_title：Applied biochemistry and biotechnology

authors： Xiong J,Cao SL,Zong MH,Lou WY,Wu XL

更新日期：2020-10-01 00:00:00

abstract：:The characteristics of the new nitrilase-producing strain Rhodobacter sphaeroides LHS-305 were investigated. By investigating several parameters influencing nitrilase production, the specific cell activity was ultimately increased from 24.5 to 75.0 μmol g(-1) min(-1), and hereinto, the choice of inducer proved the mos...

journal_title：Applied biochemistry and biotechnology

authors： Yang C,Wang X,Wei D

更新日期：2011-12-01 00:00:00

abstract：:For efficiently enhancing the activity of isoeugenol monooxygenase, a whole cell overproducing active aggregate IEM720-18A was successfully fabricated via the fusion of amphiphilic short peptide 18A (EWLKAFYEKVLEKLKELF) and isoeugenol monooxygenase and then efficiently expressed in E. coli BL21 (DE3). Such resulting b...

journal_title：Applied biochemistry and biotechnology

authors： Zhao L,Jiang Y,Fang H,Zhang H,Cheng S,Rajoka MSR,Wu Y

更新日期：2019-10-01 00:00:00

abstract：:To date, two types of glycerol dehydratases have been reported: coenzyme B12-dependent and coenzyme B12-independent glycerol dehydratases. The three-dimensional structure of the former is a dimer of αβγ heterotrimer, while that of the latter is a homodimer. Their mechanisms of reaction are typically enzymatic radical ...

journal_title：Applied biochemistry and biotechnology

authors： Liu JZ,Xu W,Chistoserdov A,Bajpai RK

更新日期：2016-07-01 00:00:00

abstract：:Batch pressure vessels commonly used for hydrothermal liquefaction have typical heating times in the range of 30 to 60 min. Thermodynamically, the complex set of reactions are path dependent, so that the heating rate can possibly affect yields and the composition of the resultant liquid products. It is postulated that...

journal_title：Applied biochemistry and biotechnology

authors： Zhang B,von Keitz M,Valentas K

更新日期：2008-03-01 00:00:00

abstract：:This work is focused on the biotransformation of R-(+)-limonene and (-)-beta-pinene to bioflavor production. To carry out the present study, 405 microorganisms were tested for their ability to bioconvert the substrates. From the isolated microorganisms, 193 were selected in the prescreening using mineral medium for li...

journal_title：Applied biochemistry and biotechnology

authors： Rottava I,Cortina PF,Grando CE,Colla AR,Martello E,Cansian RL,Toniazzo G,Treichel H,Antunes OA,Oestreicher EG,de Oliveira D

更新日期：2010-10-01 00:00:00

abstract：:Cancer normally tends to result in the decrease of tissue elasticity; i.e., the cancerous region is more rigid than the normal surrounding areas. This would appear as differences in the distribution of internal birefringence that could be used to improve image contrast between the cancerous and normal tissue structure...

journal_title：Applied biochemistry and biotechnology

authors： Mathur N,Chaudhary NK,Bharti P

更新日期：2009-11-01 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