Search Results - "Othman, Abdelmageed M"

Laccase multi-point covalent immobilization: characterization, kinetics, and its hydrophobicity applications by Othman, Abdelmageed M., Sanromán, Ángeles, Moldes, Diego

“…Laccase from Myceliophthora thermophila was immobilized using one-point and multi-point covalent attachment on both a native and a modified new commercial…”
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Purification and biochemical characterization of two laccase isoenzymes isolated from Trichoderma harzianum S7113 and its application for bisphenol A degradation by Elsayed, Alshaimaa M, Mahmoud, Mohamed, Abdel Karim, Ghada S A, Abdelraof, Mohamed, Othman, Abdelmageed M

“…Two laccase isoenzymes (LacA and LacB) were isolated from a novel Trichoderma harzianum S7113 isolate employing ammonium sulfate precipitation, Sephadex G100,…”
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Novel antimicrobial biodegradable composite films as packaging materials based on shellac/chitosan, and ZnAl2O4 or CuAl2O4 spinel nanoparticles by Mohamed, Salah A. A., Mekkey, Saleh D., Othman, Abdelmageed M., El-Sakhawy, Mohamed

“…ZnAl 2 O 4 and CuAl 2 O 4 spinel nanoparticles were prepared by a modified Pechini method and used with the natural chitosan (CS) and shellac (SH) polymers to…”
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Editorial: Ligninolytic enzymes and their potential applications by Othman, Abdelmageed M, Mechichi, Tahar, Chowdhary, Pankaj, Suleiman, Waleed B

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Impact of trifluoromethyl and sulfonyl groups on the biological activity of novel aryl-urea derivatives: synthesis, in-vitro, in-silico and SAR studies by Sroor, Farid M., Mahrous, Karima F., El-Kader, Heba A. M. Abd, Othman, Abdelmageed M., Ibrahim, Nada S.

“…We designed and prepared a novel series of urea derivatives with/without sulfonyl group in their structures to investigate the impact of the sulfonyl group on…”
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Biosynthesis and characterization of silver nanoparticles induced by fungal proteins and its application in different biological activities by Othman, Abdelmageed M., Elsayed, Maysa A., Al-Balakocy, Naser G., Hassan, Mohamed M., Elshafei, Ali M.

“…Background The present study aims to apply an efficient eco-friendly and inexpensive process for green synthesis of silver nanoparticles (AgNPs) through the…”
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Editorial: Microbial Laccases: Recent Advances and Biotechnological Applications by Othman, Abdelmageed M., Rodriguez-Couto, Susana, Mechichi, Tahar

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Biochemical characterization and insights into the potency of the acidic Aspergillus niger NRC114 purified α-galactosidase in removing raffinose family oligosaccharides from soymilk yogurt by Othman, Abdelmageed M, Elshafei, Ali M, Elsayed, Maysa A, Ibrahim, Gamil E, Hassan, Mohamed M, Mehanna, Nayra S

“…Because humans lack α-galactosidase, foods containing certain oligosaccharides from the raffinose family, such as soybeans and other legumes, may disrupt…”
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Application of response surface methodology to optimize the extracellular fungal mediated nanosilver green synthesis by Othman, Abdelmageed M., Elsayed, Maysa A., Elshafei, Ali M., Hassan, Mohamed M.

“…[Display omitted] •The extracellular nanosilver particles (AgNPs) biosynthesis by mediation of Trichoderma viride was achieved.•Response surface methodology…”
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Amperometric biosensor based on coupling aminated laccase to functionalized carbon nanotubes for phenolics detection by Othman, Abdelmageed M., Wollenberger, Ulla

“…A biosensor for phenolic compounds based on a chemically modified laccase from Coriolus hirsuta immobilized on functionalized screen-printed carbon electrodes…”
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A statistical strategy for optimizing the production of α-galactosidase by a newly isolated Aspergillus niger NRC114 and assessing its efficacy in improving soymilk properties by Elshafei, Ali M., Othman, Abdelmageed M., Elsayed, Maysa A., Ibrahim, Gamil E., Hassan, Mohamed M., Mehanna, Nayra S.

“…Abstract Background α-Galactosidase is widely distributed in plants, microorganisms, and animals, and it is produced by different fungal sources. Many studies…”
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Correction to: Biosynthesis and characterization of silver nanoparticles induced by fungal proteins and its application in different biological activities by Othman, Abdelmageed M., Elsayed, Maysa A., Al-Balakocy, Naser G., Hassan, Mohamed M., Elshafei, Ali M.

“…In the publication of this article [1], the title of Figure 6 was missing. The original article has been corrected…”
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Kinetic and thermodynamic study of laccase cross-linked onto glyoxyl Immobead 150P carrier: Characterization and application for beechwood biografting by Othman, Abdelmageed M., Sanromán, Maria Ángeles, Moldes, Diego

“…[Display omitted] •The surface epoxy groups of Immobead 150P carrier were modified to produce active glyoxyl groups.•The animated laccase was immobilized on…”
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Corrigendum to “Kinetic and thermodynamic study of laccase cross-linked onto glyoxyl Immobead 150P carrier: Characterization and application for beechwood biografting” [Enzym. Microb. Technol. 150 (2021) 109865] by Othman, Abdelmageed M., Sanromán, Maria Ángeles, Moldes, Diego

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Purification and biochemical characterization of two isolated laccase isoforms from Agaricus bisporus CU13 and their potency in dye decolorization by Othman, Abdelmageed M., Elsayed, Maysa A., Elshafei, Ali M., Hassan, Mohamed M.

“…Agaricus bisporus CU13 laccase was purified using ammonium sulfate precipitation (40–80%), Sephadex G100, and DEAE Sephadex A50 anion exchange column…”
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Thermal, dielectric and antimicrobial properties of polystyrene-assisted/ITO:Cu nanocomposites by El Nahrawy, Amany. M., Hammad, Ali B. Abou, Youssef, Ahmed M., Mansour, A. M., Othman, Abdelmageed M.

“…Polystyrene membranes were found to be an effective-assisted material in the growth of undoped and doped indium–tin–oxide (ITO) with different concentrations…”
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Synthesis, antimicrobial, anti-cancer and in silico studies of new urea derivatives by Sroor, Farid M., Othman, Abdelmageed M., Tantawy, Mohamed A., Mahrous, Karima F., El-Naggar, Mostafa E.

“…Series of alkyl- and aryl- urea derivatives 5–17 were prepared and evaluated in vitro as antimicrobial and anticancer agents. The reaction of isocyanates with…”
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Anticancer and antimicrobial activities of new thiazolyl-urea derivatives: gene expression, DNA damage, DNA fragmentation and SAR studies by Sroor, Farid M., Othman, Abdelmageed M., Aboelenin, Mohamad M., Mahrous, Karima F.

“…The drug resistance became the major challenge in the antimicrobial and anticancer drugs therapy. Therefore, there is an urgent need to looking for new types…”
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Design, synthesis and in‐vitro evaluation of new furan‐substituted thiadiazolyl hydrazone derivatives as promising antimicrobial agents by Helmy, Mirna T., Sroor, Farid M., Othman, Abdelmageed M., Hassaneen, Hamdi M., Saleh, Fatma M., Teleb, Mohamed A. Mohamed

“…Seventeen new furan‐substituted thiadiazolyl hydrazone derivatives bearing 4‐nitrophenyl moiety were designed, synthesized and tested for their in vitro…”
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Enhancement of laccase production from a newly isolated Trichoderma harzianum S7113 using submerged fermentation: Optimization of production medium via central composite design and its application for hydroquinone degradation by Othman, Abdelmageed M., Mahmoud, Mohamed, Abdelraof, Mohamed, Abdel Karim, Ghada S.A., Elsayed, Alshaimaa M.

“…Trichoderma harzianum S7113 as an efficient fungal isolate for laccase production was identified using the 18S rRNA sequencing. T. harzianum S7113 attained its…”
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