Polyphenolic antioxidant analysis using metal organic frameworks: theoretical foundations and practical applications

A Bedair, M Hamed, SSM Ameen, KM Omer… - Microchemical …, 2024 - Elsevier
Metal-organic frameworks (MOFs) are crystalline materials whose synthesis depends on the
association between organic linkers and metal ions and/or metal clusters. MOFs have …

[HTML][HTML] Applications of (natural) deep eutectic solvents in liquid phase microextraction: a review

FR Mansour, A Bedair, M Hamed, G Magdy, I Ali… - Microchemical …, 2024 - Elsevier
Natural deep eutectic solvents (NADES) have gained significant attention as green solvents
due to their unique properties, such as high solubility, low volatility, low toxicity, and …

Miniaturization of liquid-liquid extraction; the barriers and the enablers

RE Kannouma, MA Hammad, AH Kamal… - Microchemical …, 2022 - Elsevier
Liquid-phase microextraction (LPME) is an important technique of sample preparation that
has been widely applied for the extraction of different organic, inorganic and pharmaceutical …

Homogeneous liquid–liquid extraction as an alternative sample preparation technique for biomedical analysis

SF Hammad, IA Abdallah, A Bedair… - Journal of separation …, 2022 - Wiley Online Library
Liquid‐liquid extraction is a widely used technique of sample preparation in biomedical
analysis. In spite of the high pre‐concentration capacities of liquid–liquid extraction, it suffers …

A hybrid microcrystalline cellulose/metal-organic framework for dispersive solid phase microextraction of selected pharmaceuticals: a proof-of-concept

RM Abdelhameed, SF Hammad, IA Abdallah… - … of Pharmaceutical and …, 2023 - Elsevier
Solid phase microextraction (SPME) is considered simple, ecofriendly, sustainable, cost-
effective and timesaving sample preparation mode in comparison with other sample …

[HTML][HTML] A microcrystalline cellulose/metal-organic framework hybrid for enhanced ritonavir dispersive solid phase microextraction from human plasma

FR Mansour, RM Abdelhameed, SF Hammad… - Carbohydrate Polymer …, 2024 - Elsevier
A hybrid of microcrystalline cellulose (MCC) with metal organic frame (MOF) was developed
as an efficient adsorbent for dispersive solid phase microextraction (dSPME) of ritonavir from …

Applications of metal organic frameworks in dispersive micro solid phase extraction (D-μ-SPE)

A Bedair, R Abdelhameed, SF Hammad… - … of Chromatography A, 2024 - Elsevier
Metal-organic frameworks (MOFs) are a fascinating family of crystalline porous materials
made up of metal clusters and organic linkers. In comparison with other porous materials …

Analytical methods for the determination of quercetin and quercetin glycosides in pharmaceuticals and biological samples

FR Mansour, IA Abdallah, A Bedair… - Critical Reviews in …, 2025 - Taylor & Francis
Flavonoids are plant-derived compounds that have several health benefits, including
antioxidative, anti-inflammatory, anti-mutagenic, and anti-carcinogenic effects. Quercetin is a …

Sample preparation methods for determination of quercetin and quercetin glycosides in diverse matrices

M Hamed, IA Abdallah, A Bedair, FR Mansour - Microchemical Journal, 2023 - Elsevier
Quercetin and its glycosides have gained a lot of interest due to their potential applications
in preventing and treating various diseases. Quercetin is naturally available in free and …

[HTML][HTML] Current green capillary electrophoresis and liquid chromatography methods for analysis of pharmaceutical and biomedical samples (2019–2023)–a review

T Jankech, I Gerhardtova, O Stefanik, P Chalova… - Analytica Chimica …, 2024 - Elsevier
Separation analytical methods, including liquid chromatography (LC) and capillary
electrophoresis (CE), in combination with an appropriate detection technique, are dominant …