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usama ahmed mahalel
usama ahmed mahalel
Professor, Aswan University
Verified email at aswu.edu.eg
Title
Cited by
Cited by
Year
Tentative Characterization of Polyphenolic Compounds in the Male Flowers of Phoenix dactylifera by Liquid Chromatography Coupled with Mass Spectrometry and …
R Ben Said, H Arafa I, M Usam A, AA Abdullah Sulaiman, M Kowalczyk, ...
International journal of molecular sciences 18 (3), 512, 2017
1412017
Microbial biotransformation as a tool for drug development based on natural products from mevalonic acid pathway: A review
MEF Hegazy, TA Mohamed, AI ElShamy, HM Abou-El-Hamd, UA Mahalel, ...
Journal of Advanced Research 6 (1), 17-33, 2015
1392015
Cardenolide Glycosides from Pergularia tomentosa and Their Proapoptotic Activity in Kaposi's Sarcoma Cells
AI Hamed, A Plaza, ML Balestrieri, UA Mahalel, IV Springuel, W Oleszek, ...
Journal of natural products 69 (9), 1319-1322, 2006
932006
Strong antioxidant phenolics from Acacia nilotica: Profiling by ESI-MS and qualitative–quantitative determination by LC–ESI-MS
M Maldini, P Montoro, AI Hamed, UA Mahalel, W Oleszek, A Stochmal, ...
Journal of pharmaceutical and biomedical analysis 56 (2), 228-239, 2011
662011
Triterpene saponins from Salsola imbricata
AI Hamed, M Masullo, MG Sheded, UA Mahalel, MM Tawfik, A Perrone, ...
Phytochemistry Letters 4 (3), 353-356, 2011
542011
Oleanane glycosides from the roots of Alhagi maurorum
A Hamed, A Perrone, U Mahalel, W Oleszek, A Stochmal, S Piacente
Phytochemistry Letters 5 (4), 782-787, 2012
452012
Metabolomic Profiling and Antioxidant, Anticancer and Antimicrobial Activities of Hyphaene thebaica
GA Taha, IB Abdel-Farid, HA Elgebaly, UA Mahalel, MG Sheded, ...
Processes 8 (3), 266, 2020
272020
Profiles of Steroidal Saponins from the Aerial Parts of Tribulus pentandrus, T. megistopterus subsp. pterocarpus and T. parvispinus by LC‐ESI‐MS/MS
AI Hamed, B Janda, UA Mahalel, A Stochmal, W Oleszek
Phytochemical analysis 23 (6), 613-621, 2012
212012
Fingerprinting of strong spermatogenesis steroidal saponins in male flowers of Phoenix dactylifera (Date Palm) by LC-ESI-MS
AI Hamed, R Ben Said, AS Al-Ayed, J Moldoch, UA Mahalel, ...
Natural Product Research 31 (17), 2024-2031, 2017
202017
Antifungal effects of Ficus sycomorus and Pergularia tomentosa aqueous extracts on some organs in Bufo regularis treated with Aspergillus niger
SHM Bekheet, FF Abdel-Motaal, UA Mahalel
Tissue and Cell 43 (6), 398-404, 2011
202011
Antibacterial sensitivity for some chemically diverse steroidal glycosides in vitro
UA Mahalel
J Agric Soc Sci 8, 24-8, 2012
152012
Phenolic Compounds from the Fruits of Medemia argun, a Food and Medicinal Plant of Ancient Egypt
M Masullo, AI Hamed, UA Mahalel, C Pizza, S Piacente
Natural Product Communications 11 (3), 1934578X1601100303, 2016
102016
Unusual Fernane and Gammacerane Glycosides from the Aerial Parts of Spergula fallax
AI Hamed, M Masullo, L Pecio, D Gallotta, UA Mahalel, S Pawelec, ...
Journal of natural products 77 (3), 657-662, 2014
102014
Fast characterization of C-glycoside acetophenones in Medemia argun male racemes (an Ancient Egyptian palm) using LC-MS analyses and computational study with their antioxidant …
RB Said, AI Hamed, K Essalah, AS Al-Ayed, S Boughdiri, B Tangour, ...
Journal of Molecular Structure 1145, 230-239, 2017
92017
Metabolomic profiling and antioxidant activity of Opophytum forsskalii
IB Abdel-Farid, UA Mahalel, M Jahangir, HA Elgebaly, SA El-Naggar
مجلة الجوف للعلوم الأساسية و الهندسية 286 (3837), 1-6, 2016
92016
Flavone C-glycosides from Vaccaria pyramidata: structure elucidation by spectroscopy and theoretical calculations
RB Said, AI Hamed, M Masullo, AS Al-Ayed, MFM Moustafa, UA Mahalel, ...
Phytochemistry letters 29, 119-124, 2019
82019
Antifungal activity of Ficus sycomorus L. extracts against dermatophytes and other associated fungi isolated from Camels ringworm lesions
A Zakaria, F Abdel-Motaal, U Mahalel
Journal of Biological Studies 1 (3), 116-132, 2018
72018
Genus Chrysothamnus: a source of bioactive compounds
THAAA Mohamed-Elamir F. Hegazy, Abou El-Hamd H. Moahmed
Natural Product Communication, 951-975, 2007
6*2007
Evaluation of certain cosmopolitan hydrophytes in the Nile River, Aswan district for their ecological and bioactivity potentials: A review
FE Metwally, AA Mohamed, UA Mahalel, MG Sheded
Int. J. Sci. Technol. Res 9 (1), 2020
52020
Allelopathic effect of saponins isolated from Trigonella hamosa L. and Solanum lycopersicum L. on germination and growth of Allium cepa L.
UA Mahalel
CATRINA (2015), 12 (1):95 -99 12 (12), 95 -99, 2015
52015
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Articles 1–20