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 …

Three in one: coordination-induced emission for inherent fluorescent Al-MOF synthesis combined with inner filter effect@ aggregation-induced emission mechanisms …

SS Mohammed Ameen, KM Omer - Microchimica Acta, 2024 - Springer
Three phenomena, namely coordination-induced emission (CIE), aggregation-induced
emission (AIE), and inner filter effect (IFE), were incorporated into the design of a ratiometric …

Pushing Boundaries: Introducing Silver-Based Metal–Organic Framework Oxidase-Like Nanozyme over a Wide-Range Temperature

SS Mohammed Ameen, KM Omer - ACS Applied Nano Materials, 2024 - ACS Publications
The conventional notion is that enzymes, natural and nanozymes, exhibit peak activity solely
within defined psychrophilic or thermophilic conditions. This work challenges the notion by …

Dual-state red-emitting zinc-based MOF accompanied by dual-mode and dual-state detection: color tonality visual mode for the detection of tetracycline

SS Mohammed Ameen, KM Omer - ACS Applied Materials & …, 2024 - ACS Publications
Red-emitting metal–organic frameworks (MOFs) are still mostly based on the use of
lanthanides or functionalization with red fluorophores. However, production of transition …

Multifunctional MOF: Cold/hot adapted sustainable oxidase-like MOF nanozyme with ratiometric and color tonality for nitrite ions detection

SSM Ameen, KM Omer - Food Chemistry, 2025 - Elsevier
Integrating multiple functionalities into a single entity is highly important, especially when a
broad spectrum of application is required. In the present work, we synthesized a novel …

Portable on–off visual-mode detection using intrinsic fluorescent zinc-based metal–organic framework for detection of diclofenac in pharmaceutical tablets

HA Qader, SSM Ameen, IB Qader, KM Omer - Spectrochimica Acta Part A …, 2024 - Elsevier
On-site, robust, and quantitative detection of diclofenac (DCF) is highly significant in
bioanalysis and quality control. Fluorescence-based metal–organic frameworks (MOFs) play …

Visual-based platform using sustainable intrinsic fluorescent Zn-based metal–organic framework for detection of folic acid in pharmaceutical formulations

IB Qader, SSM Ameen, HA Qader, KM Omer - Journal of Inorganic and …, 2024 - Springer
In the present work, intrinsic fluorescent zinc-based metal–organic framework (FMOF-5) was
prepared and used for folic acid (FA) detection. The intrinsic emission of zinc-based MOFs …

Repurposing expired metformin to fluorescent carbon quantum dots for ratiometric and color tonality visual detection of tetracycline with greenness evaluation

SSM Ameen, A Bedair, M Hamed, FR Mansour… - Microchemical …, 2024 - Elsevier
Repurposing expired drugs is highly significant as it prevents the accumulation of
pharmaceutical wastes, optimizes resource usage, and reduces environmental harm …

New emerging materials with potential antibacterial activities

HM Bedair, M Hamed, FR Mansour - Applied Microbiology and …, 2024 - Springer
The increasing prevalence of multidrug-resistant pathogens is a critical public health issue,
necessitating the development of alternative antibacterial agents. Examples of these …

Recent Advances in Metal–Organic Frameworks as Oxidase Mimics: A Comprehensive Review on Rational Design and Modification for Enhanced Sensing …

SS Mohammed Ameen, A Bedair… - … Applied Materials & …, 2024 - ACS Publications
Metal–organic frameworks (MOFs) have emerged as innovative nanozyme mimics,
particularly in the area of oxidase catalysis, outperforming traditional MOF-based peroxidase …