Search Results - "El Sayed I"

Evaluation of some commercial water additives of probiotics and yucca on water quality, blood biochemistry, sex hormones, reproductive and fry performance of Nile tilapia (Oreochromis niloticus) that were reared under unchanged water.

Authors: Saleh, Hamed H. E. Attia, El-Sayed I. Abdel-Aziz, Mohamed F. A. et al.

Source: Italian Journal of Animal Science. Dec2025, Vol. 24 Issue 1, p1224-1238. 15p.

A comparative study to estimate three commercial products of human chorionic gonadotropin (hCG) on blood biochemistry, sexual hormones concentrations, reproductive indices, and larvae production of African catfish Clarias gariepinus brood-stock.

Authors: Attia, El-Sayed I. Abdel-Aziz, Mohamed F. A. Hassan, Habib Ul et al.

Source: Italian Journal of Animal Science. Dec2025, Vol. 24 Issue 1, p222-232. 11p.

Genetic diversity, agronomic performance, and bioactive properties, of sweet and bitter white lupin (Lupinus albus L.) genotypes.

Authors: Abd-Elsamei, Alaa H. Mahgoub, EL-Sayed I. Wafa, Hany A. et al.

Source: Chilean Journal of Agricultural Research; Oct2025, Vol. 85 Issue 5, p661-676, 16p

Efficacy of Gokshura (Tribulus terrestris) on Sex Reversal and Growth Performance of the Nile Tilapia (Orechromis niloticus) Fries Reared in Prolonged Water Exchange.

Authors: Attia, El-Sayed I. Yones, Abdel-Moneim M. Metwalli, Ataallah A. et al.

Source: Egyptian Journal of Aquatic Biology & Fisheries. Jul/Aug2023, Vol. 27 Issue 4, p95-110. 16p.

Sustainable ionic liquid-assisted cloud point extraction for enrichment of trace copper(II) in water and food samples prior to spectrophotometric determination.

Authors: El-Bialy, Nagwa M. A. Gouda, Ayman A. Ghaith, El-Sayed I. A. et al.

Source: Scientific Reports. 6/10/2026, Vol. 16 Issue 1, p1-16. 16p.

THE INFLUENCE OF LYSOZYME ON PRODUCTIVE AND ECONOMIC PERFORMANCE OF BROILERS.

Alternate Title: تأثير الليزوزيم على الأداء الإنتاجي والاقتصادي في دجاج التسمين

Authors: AGENA, MOHAMED Y. BADAWI, MOHAMED E. HASSANEIN, EL-SAYED I. et al.

Source: Assiut Veterinary Medical Journal. Apr2026, Vol. 72 Issue 189, p90-99. 10p.

Randomized comparison of effect of standard antibiotic prophylaxis versus enhanced prophylactic measures on rate of urinary tract infection after flexible ureteroscopy.

Authors: El-Agamy, El-Sayed I. Elhelaly, Mohamed A. Abouelgreed, Tamer A. et al.

Source: Archives of Italian Urology & Andrology / Archivio Italiano di Urologia Andrologia. 2023, Vol. 95 Issue 1, p1-5. 5p.

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Management of trihalomethanes in water by ZnO@kaolinite composite: integrated experimental and modeling studies.

Authors: Ezzat, Enas Mishaqa, El-Sayed I. Mohamed, O. A. et al.

Source: Journal of Water & Health. Sep2024, Vol. 22 Issue 9, p1704-1724. 21p.

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Pan bread quality as affected by some nano and fermented-nano food industries by-products.

Authors: Yousif, El-Sayed I. Yaseen, Attia A. Abdel-Fatah, Abdel-Fatah A. et al.

Source: Bulletin of the National Research Centre. 4/22/2020, Vol. 44 Issue 1, p1-12. 12p.

Synthesis, antimicrobial evaluation, and molecular docking of some new angular allylbenzochromone derivatives.

Authors: El-Desoky, El-Sayed I. El-Sawi, Aya A. Abozeid, Mohamed A. et al.

Source: Medicinal Chemistry Research. Oct2019, Vol. 28 Issue 10, p1601-1617. 17p.

Mannich Reaction with Enaminones: Convenient Synthesis of Functionalized Tetrahydro‐pyrimidines, Dihydro‐1,3‐oxazines, and Dihydro‐1,2,4‐triazepines.

Authors: Afsah, Elsayed M. El‐Desoky, El‐Sayed I. Etman, Hassan A. et al.

Source: Journal of Heterocyclic Chemistry. Dec2018, Vol. 55 Issue 12, p2959-2970. 12p.

Bis(methylthio)methylene malononitrile in the synthesis of heterocyclic compounds with bridgehead nitrogen.

Authors: El-Desoky, El-Sayed I. Aboul-Fetouh, S. Metwally, M. A.

Source: Journal of Chemical Technology & Biotechnology; October 1996, Vol. 67, p153-156, 4p

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Response of Concrete Corbels Reinforced with Internal Steel Rebars and External Composite Sheets: Experimental Testing and Finite Element Modeling.

Authors: El-Maaddawy, Tamer A. Sherif, El-Sayed I.

Source: Journal of Composites for Construction; Jan/Feb2014, Vol. 18 Issue 1, p1-11, 11p

Occurrence of disinfectant by‐products in desalinated drinking water in Egypt.

Authors: Mishaqa, El‐Sayed I. Radwan, Emad K. Dagher, Tamer M. et al.

Source: Water & Environment Journal. Nov2020, Vol. 34 Issue 4, p729-736. 8p.

Subjects: Drinking water, Disinfection & disinfectants, Disinfection by-product, Waste products, Inorganic compounds

Geographic Terms: Egypt

A facile synthesis and tautomeric structure of novel 4-arylhydrazono-3-(2-hydroxyphenyl)-2-pyrazolin-5-ones and their application as disperse dyes.

Authors: Metwally, Mohamed A Bondock, Samir El ‐ Desouky, El ‐ Sayed I et al.

Source: Coloration Technology. Dec2013, Vol. 129 Issue 6, p418-424. 7p.

Combined transnasal and transoral endoscopic approaches to the craniovertebral junction.

Authors: El-Sayed, I. H. Wu, J.-C. Ames, C. P. et al.

Source: Journal of Craniovertebral Junction & Spine. Jan-Jun2010, Vol. 1 Issue 1, p44-48. 5p. 1 Color Photograph, 1 Black and White Photograph, 1 Illustration, 1 Diagram, 1 Chart, 1 Map.