Search Results - "Kamal, Asmaa"

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…”
Get full text

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…”
Get more information

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…”
Get full text

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…”
Get full text

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…”
Get full text

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…”
Get full text

Resveratrol ameliorates atrazine-induced caspase-dependent apoptosis and fibrosis in the testis of adult albino rats by Hassanin, Hala Mohamed, Kamal, Asmaa A., Ismail, Omnia I.

“…Pesticides like atrazine which are frequently present in everyday surroundings, have adverse impacts on human health and may contribute to male infertility…”
Get full text

Anion-Induced Enantioselective Cyclization of Diynamides to Pyrrolidines Catalyzed by Cationic Gold Complexes by Mourad, Asmaa Kamal, Leutzow, Juliane, Czekelius, Constantin

“…Only chiral anions do the job! Optically active gold complexes derived from substituted binol hydrogen phosphate catalyze the desymmetrizing cyclization of…”
Get full text

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…”
Get full text

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…”
Get full text

The effect of toxic leadership on workplace deviance: the mediating effect of emotional exhaustion, and the moderating effect of organizational cynicism by Ahmed, Asmaa Kamal, Atta, Mohamed Hussein Ramadan, El-Monshed, Ahmed Hashem, Mohamed, Alia Ibrahim

“…Toxic leadership is abusive, destructive, and detrimental to nurses, can decrease nurse morale, increase stress levels, diminish organizational performance,…”
Get full text

Serum decoy receptor 3 (DcR3): a promising biomarker for atopic asthma in children by Kamal, Asmaa, Abdelmegeid, Azza K., Gabr, Maha A. M., Basanti, Christine W. S.

“…Bronchial asthma is a common chronic inflammatory disease with high prevalence and morbidity, particularly in school-aged children. Decoy receptor 3 (DcR3) is…”
Get full text

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…”
Get full text

High-Pressure Metal-Free Catalyzed One-Pot Two-Component Synthetic Approach for New 5-Arylazopyrazolo[3,4-b]Pyridine Derivatives by Nayl, AbdElAziz A., Ibrahim, Hamada Mohamed, Dawood, Kamal M., Arafa, Wael A. A., Abd-Elhamid, Ahmed I., Ahmed, Ismail M., Abdelgawad, Mohamed A., Ali, Hazim M., Alsohaimi, Ibrahim Hotan, Aly, Ashraf A., Bräse, Stefan, Mourad, Asmaa Kamal

“…An appropriate and efficient Q-tube-assisted ammonium acetate-mediated protocol for the assembly of the hitherto unreported 5-arylazopyrazolo[3,4-b]pyridines…”
Get full text

An Efficient Access to Pyrimidine‐based Polyfunctional Heterocycles with Anticipated Antibacterial Activity by Mourad, Asmaa Kamal, Mohammed, Fatehia K., Tammam, Gamal Hassan, Mohammed, Shimaa Rabie

“…6‐Amino‐2‐thioxotetrahydropyrimidine‐5‐carbonitrile derivative 2 was synthesized in a good yield via refluxing a mixture of arylidene 1 and thiourea in a…”
Get full text

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…”
Get full text

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…”
Get full text

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…”
Get full text

Evaluation of tripartite motif 59 and its diagnostic utility in benign bowel diseases and colorectal cancer by Dahpy, Marwa A., Salama, Ragaa H. M., Kamal, Asmaa A., El‐Deek, Heba E., AbdelMotaleb, Ali A., Abd‐El‐Rehim, Abeer S., Hassan, Elham A., Alsanory, Aya A., Saad, Mahmoud M., Ali, Maha

“…Colorectal cancer (CRC) is the second leading cause of cancer‐related mortality in developing countries. Tripartite motif‐59 (TRIM59) a member of the TRIM…”
Get full text

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…”
Get full text