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1261
Extraction and characterization of lipase from seed of arachis hypogaea l / Siti Nor Zulaiha Zakariya
Published 2017“…Therefore, seed lipase from Arachis hypogaea L was introduced as biocatalyst due to low cost. Germinated and ungerminated Arachis hypogaea L. seeds is use to determine the enzyme activity and selectivity by using a mix substrate (coconut oil and cooking oil). …”
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Student Project -
1262
Microbial fuel cells using mixed cultures of wastewater for electricity generation
Published 2011“…The MFC in this study was designed as a dual-chambered system, in which the chambers were separated by a NafionTM membrane using a mixed culture of wastewater as a biocatalyst. The maximum power density generated using activated sludge was 9.053 mW/cm2, with 26.8% COD removal and 40% TKN removal. …”
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Article -
1263
Synthesis Of Methyl Acetate By Lipase Catalyzed Esterification
Published 2021“…Hence, esterification with the aid of biocatalyst was introduced which is proven to have a better potential especially with lipase in producing esters through enzymatic esterification. …”
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Monograph -
1264
Synthesis of the anti-oxidant eugenol benzoate using Candida rugosa lipase immobilized onto multi walled carbon nanotubes
Published 2014“…Furthermore, treatment of the esterification process is now easier due to simpler methods of separation of the end product and the biocatalyst could be recycled.…”
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Thesis -
1265
Optimization of biohydrogen production by Enterococcus SP. NF6 using starch as substrate
Published 2017“…NF6 was isolated from cow manure; the effective starch utilization and biohydrogen production of the biocatalyst were investigated. To investigate the optimum conditions for biohydrogen production, batch fermentations were conducted by optimization of physicochemical parameters using one factor at a time (OFAT) method using Modified Reinforced Clostridial Media (MRCM) as fermentation media. …”
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Thesis -
1266
Rhizomucor miehei lipase immobilized on reinforced chitosan-chitin nanowhiskers support for synthesis of eugenyl benzoate
Published 2018“…Results demonstrated that the strategy adopted to prepare RML-CS/CNWs was useful, producing an improved and prospectively greener biocatalyst that supported a sustainable process to prepare eugenyl benzoate. …”
Article -
1267
Chitosan as a sustainable heterogeneous catalyst for the preparation of functionalized α-diazo carbonyl compounds
Published 2023-01-01“…The recovery and recyclability of the biocatalyst were also addressed, with the catalytic activity being slightly reduced after four reuses depending on the substrate used. …”
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Article -
1268
Enzymatic Synthesis of Galactosylated Serine/Threonine Derivatives by β-Galactosidase from Escherichia coli
Published 2015-06-01“…The transgalactosylations of serine/threonine derivatives were investigated using β-galactosidase from Escherichia coli as biocatalyst. Using ortho-nitrophenyl-β-D-galactoside as donor, the highest bioconversion yield of transgalactosylated N-carboxy benzyl L-serine benzyl ester (23.2%) was achieved in heptane:buffer medium (70:30), whereas with the lactose, the highest bioconversion yield (3.94%) was obtained in the buffer reaction system. …”
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Article -
1269
Xylitol as a Hydrophilization Moiety for a Biocatalytically Synthesized Ibuprofen Prodrug
Published 2022-02-01“…We aimed to functionalize ibuprofen with xylitol using the reusable immobilized N435 biocatalyst. Instead of a biphasic media, we proposed a monophasic reaction environment. …”
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Article -
1270
Green Oxidation of Amines by a Novel Cold-Adapted Monoamine Oxidase MAO P3 from Psychrophilic Fungi <i>Pseudogymnoascus</i> sp. P3
Published 2021-10-01“…The psychrozyme operates at an optimal temperature of 30 °C, retains 75% of activity at 20 °C, and is rather thermolabile, which is beneficial for a reduction in the overall costs of a bioprocess and offers a convenient way of heat inactivation. The reported biocatalyst is the first psychrophilic MAO; its unique biochemical properties, substrate specificity, and effectiveness predispose MAO P3 for use in environmentally friendly, low-emission biotransformations.…”
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Article -
1271
β-Mannosidase from <i>Cellulomonas fimi</i>: Immobilization Study and Application in the β-Mannoside Synthesis
Published 2023-10-01“…This explorative work opens new scenarios concerning the design of engineered <i>Cf</i>-β-Man mutants and their immobilization in order to obtain a robust and recyclable biocatalyst for applications in chemoenzymatic glycan synthesis.…”
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Article -
1272
The synergism of lytic polysaccharide monooxygenases with lichenase and their co-immobilization on silica nanospheres for green conversion of lichen biomass
Published 2022-10-01“…After 12 independent runs, about 67.4 % of the initial activity of the immobilized enzymes was retained. The resulted biocatalyst systems exhibited the green and sustainable strategy in the bioconversion of lichen biomass as well as other diverse polysaccharides.…”
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Article -
1273
The Impact of Process Parameters on 1,3-Propanediol Production and 3-Hydroxypropionaldehyde Accumulation in Fed-Batch Fermentation of Glycerol with <i>Citrobacter freundii</i> AD11...
Published 2023-06-01“…An efficient bioprocess requires an in-depth understanding of the factors that influence the performance of its biocatalyst. The effects of pH, temperature, stirring rate, and substrate concentration on glycerol fermentation in fed-batch cultures of <i>C. freundii</i> AD119 were investigated in this study. …”
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Article -
1274
Deciphering acidogenic process towards biohydrogen, biohythane, and short chain fatty acids production: multi-output optimization strategy
Published 2016-09-01“…Application of pretreated inoculum as biocatalyst and high substrate concentration showed substantial enhancement of both H2 and VFA production. …”
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Article -
1275
Green synthesis of isopropyl palmitate using immobilized Candida antarctica lipase: Process optimization using response surface methodology
Published 2022-06-01“…An esterification reaction between isopropyl alcohol (IPA) and palmitic acid (PA) was performed in a closed batch reactor using immobilized Candida antarctica lipase as a biocatalyst. Reaction conditions were optimized using response surface methodology based on a five-level, three-variable composite design. …”
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Article -
1276
Mutagenesis and Adaptation of the Psychrotrophic Fungus <i>Chrysosporium pannorum</i> A-1 as a Method for Improving β-pinene Bioconversion
Published 2020-06-01“…Mutagenesis and adaptation of the psychrotrophic fungus <i>Chrysosporium pannorum</i> A-1 to the toxic substrate β-pinene were used to obtain a biocatalyst with increased resistance to this terpene and improved bioconversion properties. …”
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Article -
1277
Chemo-Enzymatic Production of 4-Nitrophenyl-2-acetamido-2-deoxy-α-D-galactopyranoside Using Immobilized β-<i>N</i>-Acetylhexosaminidase
Published 2022-04-01“…The immobilization of Hex in lens-shaped polyvinyl alcohol hydrogel capsules provided a biocatalyst with very good storage and operational stability. …”
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Article -
1278
Functional Characterization and Synthetic Application of Is2-SDR, a Novel Thermostable and Promiscuous Ketoreductase from a Hot Spring Metagenome
Published 2022-10-01“…A broad tolerance to both water-miscible and water-immiscible organic solvents was demonstrated as well, thus, confirming the potential of this new biocatalyst for its synthetic application.…”
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Article -
1279
The Effect of Substituted Benzene-Sulfonamides and Clinically Licensed Drugs on the Catalytic Activity of CynT2, a Carbonic Anhydrase Crucial for <i>Escherichia coli</i> Life Cycle
Published 2020-06-01“…Herein, we investigated the sulfonamide inhibition profile of the recombinant <i>β</i>-CA (CynT2) identified in the genome of the Gram-negative bacterium <i>Escherichia coli</i>. This biocatalyst is indispensable for the growth of the microbe at atmospheric pCO<sub>2</sub>. …”
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Article -
1280
Intensification of Double Kinetic Resolution of Chiral Amines and Alcohols via Chemoselective Formation of a Carbonate–Enzyme Intermediate
Published 2022-07-01“…The presented protocol is characterized by atom efficiency, acyl donor sustainability, easy acyl group removal, mild reaction conditions, and biocatalyst recyclability, which significantly decreases the cost of the reported process.…”
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Article