Ahmed F El-Sayed
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Explore the profile of Ahmed F El-Sayed including associated specialties, affiliations and a list of published articles.
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14
Citations
17
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Recent Articles
11.
Sroor F, Soliman A, Youssef E, Abdelraof M, El-Sayed A
Sci Rep
. 2024 Jul;
14(1):15441.
PMID: 38965246
A very practical method for the synthesis of unsymmetrical carbamide derivatives in good to excellent yield was presented, without the need for any catalyst and at room temperature. Using a ...
12.
Mukhtar S, Sroor F, Hafez T, Abdelraof M, El-Sayed A, Laboud Y, et al.
Chem Biodivers
. 2024 May;
21(8):e202400825.
PMID: 38802323
Herein, we report analogues of s-indacene by the synthesis of novel indolizine derivatives. Using chloroform as an appropriate solvent, sixteen derivatives of pyrazolyl-indolizine (4--19) were prepared by the reaction of...
13.
El-Sayed A, Aboulthana W, Sherief M, El-Bassyouni G, Mousa S
Sci Rep
. 2024 Apr;
14(1):9027.
PMID: 38641640
Copper-doped ZnO nanoparticles with the formula ZnO, where x = 0.0, 0.03, 0.05, and 0.07 were produced using the co-precipitation process. Physical, chemical, and structural properties were properly examined. Powdered...
14.
Ramadan A, Abdel-Monem M, El-Dougdoug N, Mekky A, Elaskary S, Al-Askar A, et al.
Medicina (Kaunas)
. 2024 Mar;
60(3).
PMID: 38541227
: is a primary pathogen responsible for dental abscesses, which cause inflammation and pain when trapped between the crown and soft tissues of an erupted tooth. Therefore, this study aims...
15.
Sroor F, El-Sayed A, Abdelraof M
Arch Pharm (Weinheim)
. 2024 Mar;
357(6):e2300738.
PMID: 38466125
The targeted compounds were prepared using both (9H-fluoren-9-ylidene)hydrazine (1) and 10H-phenothiazine (2) as starting materials. The treatment of 1 or 2 with different isocyanates afforded the title compounds 7a-d, 8a,...
16.
Ekram B, Tolba E, El-Sayed A, Muller W, Schroder H, Wang X, et al.
Sci Rep
. 2024 Jan;
14(1):565.
PMID: 38177275
To combat infections, silver was used extensively in biomedical field but there was a need for a capping agent to eliminate its cytotoxic effects. In this study, polymeric calcium polyphosphate...
17.
Abdelrazik M, Elkotaby H, Yousef A, El-Sayed A, Khedr M
J Genet Eng Biotechnol
. 2023 Oct;
21(1):97.
PMID: 37815647
Background: Multidrug-resistant (MDR) bacteria are acknowledged as one of the main factors contributing to chronic illnesses and fatalities globally. Numerous diseases, including bloodstream infections, pneumonia, urinary tract infections, and surgical...
18.
Esa S, El-Sayed A, El-Khonezy M, Zhang S
Front Bioeng Biotechnol
. 2023 Apr;
11:1165465.
PMID: 37091329
Lactate dehydrogenase (LDH, EC 1.1.1.27) is one of the vital glycolytic conditions, especially during anaerobic conditions. It is a significant diagnostic, prognostic, and monitoring biomarker parameter. A 950-bp DNA fragment...
19.
Nour S, El-Sayed G, Taie H, Emam M, El-Sayed A, Salim R
J Genet Eng Biotechnol
. 2022 Aug;
20(1):121.
PMID: 35960448
Background: The production of industrial enzymes such as xylanase using sufficient cost-effective substrates from potent microorganisms is considered economically feasible. Studies have reported castor cake (Ricinus communis) as the most...