Mohamed M. Hassan, Ahmed Gaber, Walaa F. Alsanie, Ehab I. El-Hallous, Alaa A. Mohamed, Abdulla A. Alharthi & Amena M. Ibrahim·Annual Research & Review in Biology·2018
Background: Urinary tract infections (UTIs) represent one of the most common diseases that are encountered in clinical practice and are caused mainly by Escherichia coli (E. coli). Aims: The objectives of this study were to identify and compare the blaTEM, blaSHV and blaCTX-M as...
Open access
Research Article10.9734/ARRB/2018/39689
Aims: To optimize laccase production by submerged fermentation using an edible mushroom Pleurotus ostreatus ARC280. Study Design: Laccase activity was assayed by monitoring the product formation rate of enzymatic oxidation of syringaldazine spectrophotometrically at 525 nm. Place...
Aims: We designed this work to confirm if the PCR technique is more rapid and specific than traditional diagnostic method by culture. Study Design: In vitro experimental and molecular study. Place and Duration of Study: Genetic engineering and biotechnology unit, Taif University,...
Open access
Research Article10.9734/ARRB/2018/39063
Ali M. Elshafei, Maysa A. Elsayed, Mohamed M. Hassan, Bakry M. Haroun, Abdelmageed M. Othman & Ayman A. Farrag·Annual Research & Review in Biology·2017
Aim: The aim of the present study was to investigate the potential effect of laccase enzyme produced by the fungus Pleurotus ostreatus to decolorize six synthetic dyes in presence and absence of hydroxybenzotriazole (HBT) as a laccase mediator. Study Design: Qualitative and quant...
Open access
Research Article10.9734/ARRB/2017/35644
Ali M. Elshafei, Abdelmageed M. Othman, Mohamed M. Hassan, Bakry M. Haroun, Maysa A. Elsayed & Ayman A. Farrag·Biotechnology Journal International·2015
Aim: The aim of the present study was to evaluate qualitatively the decolorization of five dyes by Pleurotus ostreatus (P. ostreatus) ARC280 using solid medium. The laccase produced by the fungus was used in terms of its concentration and thermal stability for enzymatic decoloriz...
Open access
Research Article10.9734/BBJ/2015/19505
Aims: To purify, characterize, and apply the laccase produced by submerged fermentation using an edible mushroom Pleurotus ostreatus ARC280. Study Design: Laccase purification and characterization were designed using the most recent approaches and statistical studies of triplica...
Open access
Research Article10.9734/BMRJ/2014/11218
Aim: the present study aims to optimize Cibacron Blue 3G-A decolorization as a model dye through laccase enzymatic biocatalysis presenting the role of HBT as a redox mediator via RSM approach. Study Design: RSM using Central Composite Design (CCD) was used in order to determin...
Open access
Research Article10.9734/ARRB/2018/40772