Search Results - "El‐Deen, Asmaa Kamal"

Doped Carbon Dots as Promising Fluorescent Nanosensors: Synthesis, Characterization, and Recent Applications by Magdy, Galal, Elmansi, Heba, Belal, Fathalla, El-Deen, Asmaa Kamal

“…Carbon dots (CDs) have recently attracted attention as a new class of photoluminescent materials with promising optical, chemical, and electrical properties…”
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Miniaturized ternary deep eutectic solvent‐based matrix solid‐phase dispersion: A green sample preparation method for the determination of chlorophenols in river sediment by El‐Deen, Asmaa Kamal, Shimizu, Kuniyoshi

“…New ternary deep eutectic solvents were prepared and applied as efficient green dispersing solvents in miniaturized matrix solid‐phase dispersion to extract…”
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Spider diagram with greenness evaluation metrics for assessing the new synchronous spectrofluorimetric determination of bicalutamide and resveratrol in human plasma by El‐Deen, Asmaa Kamal, Radwan, Aya Saad, Belal, Fathalla, Magdy, Galal

“…A simple, selective, and eco‐friendly synchronous fluorescence approach was introduced for the first time for the concurrent estimation of the anticancer…”
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Application of quinone‐based fluorophore and native fluorescence for the spectrofluorimetric determination of agomelatine in dosage form: Identification of acidic and alkaline‐ induced degradation products by LC–MS/TOF by Ibrahim, Fawzia, El‐Deen, Asmaa Kamal, Shimizu, Kuniyoshi

“…Three spectrofluorimetric methods were developed for agomelatine (AGM) determination in commercial tablets. Method A is based on measuring the native…”
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Stability-indicating spectrofluorimetric method with enhanced sensitivity for determination of vancomycin hydrochloride in pharmaceuticals and spiked human plasma: Application to degradation kinetics by Sharaf El-Din, Mohie Khaled, Ibrahim, Fawzia, Kamal El-Deen, Asmaa, Shimizu, Kuniyoshi

“…Based on investigating the relative fluorescence intensity of vancomycin hydrochloride (VCM) in methanol, a simple, highly sensitive, time-saving and specific…”
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Deep Eutectic Solvents as Promising Green Solvents in Dispersive Liquid-Liquid Microextraction Based on Solidification of Floating Organic Droplet: Recent Applications, Challenges and Future Perspectives by El-Deen, Asmaa Kamal, Shimizu, Kuniyoshi

“…Deep eutectic solvents (DESs) have recently attracted attention as a promising green alternative to conventional hazardous solvents by virtue of their simple…”
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Deep eutectic solvent as a novel disperser in dispersive liquid-liquid microextraction based on solidification of floating organic droplet (DLLME-SFOD) for preconcentration of steroids in water samples: Assessment of the method deleterious impact on the environment using Analytical Eco-Scale and Green Analytical Procedure Index by El-Deen, Asmaa Kamal, Shimizu, Kuniyoshi

“…Herein, we seek clues to investigate the effectiveness of deep eutectic solvent (DES) as a novel dispersive solvent in DLLME-SFOD for the enrichment of nine…”
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Green synchronous spectrofluorimetric method for the simultaneous determination of agomelatine and venlafaxine in human plasma at part per billion levels by Magdy, Galal, Belal, Fathalla, El-Deen, Asmaa Kamal

“…A novel sustainable, simple, sensitive, and green spectrofluorimetric method was developed for the concurrent estimation of venlafaxine and agomelatine in…”
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Applications of deep eutectic solvents in microextraction and chromatographic separation techniques: Latest developments, challenges, and prospects by Kamal El-Deen, Asmaa, Abdallah, Nora, Elmansi, Heba, Belal, Fathalla, Magdy, Galal

“…Deep eutectic solvents (DESs) have recently sparked considerable attention in a variety of scientific and technological fields. The unique properties of DESs…”
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Recent advances in dispersion strategies for dispersive liquid–liquid microextraction from green chemistry perspectives by Kamal El-Deen, Asmaa, Elmansi, Heba, Belal, Fathalla, Magdy, Galal

“…[Display omitted] •Various dispersion strategies for DLLME are reviewed.•The applications of DLLME in different matrices are discussed.•An overview of greener…”
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Porous material-based QuEChERS: Exploring new horizons in sample preparation by Elattar, Rehab H., Kamal El-Deen, Asmaa

“…QuEChERS (Quick, Easy, Cheap, Effective, Rugged, and Safe) is a pretreatment procedure that has gained significant popularity among researchers. Several…”
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Natural hydrophobic deep eutectic solvent for vortex-assisted dispersive liquid–liquid microextraction of anti-prostate cancer triple therapy from water and human plasma by Kamal El-Deen, Asmaa, Elmansi, Heba, Shimizu, Kuniyoshi

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Simple and affordable synchronous spectrofluorimetric determination of the natural anticancer polyphenols; resveratrol and curcumin in human plasma by Magdy, Galal, Saad Radwan, Aya, Belal, Fathalla, Kamal El-Deen, Asmaa

“…[Display omitted] •The current study introduces the first synchronous spectrofluorimetric approach for the simultaneous estimation of curcumin and…”
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Bimetallic porous Mn/Co oxide nanosheets with efficient oxidase-mimicking activity for the sensitive colorimetric determination of resveratrol in different matrices by Abdel-Monem, Maha Mohammad, Walash, Mohamed I., Kamal El-Deen, Asmaa

“…Resveratrol, a natural polyphenol compound used as an ingredient in dietary supplements, and pharmaceuticals, has gained significant attention due to its…”
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Utilizing an air-assisted liquid–liquid microextraction based on a natural hydrophobic deep eutectic solvent for the efficient determination of the anti-conjunctivitis olopatadine by Magdy Saad, Aya, Jeehan Mohamed Nasr, Jenny, Kamal El-Deen, Asmaa

“…•AA-NaDES-LLME method was optimized for the determination of olopatadine for the first time.•Menthol: n-octanol (1:1) resulted in suitable performance for…”
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In-Syringe Vortex-Assisted Liquid-Liquid Microextraction Based on Natural Deep Eutectic Solvent for Simultaneous Determination of the Two Anticancer Polyphenols Chrysin and Resveratrol by Abdel-Monem, Maha Mohammad, Walash, Mohamed I, Kamal El-Deen, Asmaa

“…The simultaneous determination of multiple anticancer drugs in combination therapy poses a significant analytical challenge due to their complex nature and low…”
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Application of D-Limonene as a Bio-based Solvent in Low Density-Dispersive Liquid–Liquid Microextraction of Acidic Drugs from Aqueous Samples by EL-DEEN, Asmaa Kamal, SHIMIZU, Kuniyoshi

“…This study deals with the application of different monoterpenes as relatively green bio-based solvents for low density-dispersive liquid–liquid microextraction…”
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Comparative study of two different chromatographic approaches for quantitation of hydrocortisone acetate and pramoxine hydrochloride in presence of their impurities by Ibrahim, Fawzia, El-Deen, Asmaa Kamal, Shimizu, Kuniyoshi

“…In the present study, we compare the performance of two reversed-phase liquid chromatographic approaches using different eluents either conventional…”
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An ecofriendly green liquid chromatographic method for simultaneous determination of nicotinamide and clindamycin phosphate in pharmaceutical gel for acne treatment by Ibrahim, Fawzia, El-Deen, Asmaa Kamal, El Abass, Samah Abo, Shimizu, Kuniyoshi

“…A new green micellar liquid chromatographic method was developed and validated for the quantitative estimation of nicotinamide (NICO) and clindamycin phosphate…”
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An Overview of Recent Advances and Applications of Matrix Solid-Phase Dispersion by El-Deen, Asmaa Kamal

“…Matrix solid-phase dispersion (MSPD) has been recognized as an effective one-step sample preparation method for the extraction of semi-solid, and solid…”
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