Al-Sayed, Eman Mohamed Kamal

em_alsayed@pharma.asu.edu.eg

Interests: Isolation and identification of different classes of natural compounds, Determination of the biological activity of the extracts and isolated compounds obtained from herbal medicines and microbial organisms employing in-vitro and in-vivo models, Structural elucidation of different classes of natural products, Standardization and quality control of herbal medicines using chemometric analysis,
Internal ID: rp11917
  • 194 Scopus Citations
  • 49 PubMed Citations

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Full Name
Al-Sayed, Eman Mohamed Kamal
 
Scopus Author ID
 
Biography
- March 2017- till current: Associate Professor and Postdoctoral Researcher, Department of Pharmacognosy, Faculty of Pharmacy, Ain Shams University, Cairo, Egypt.
- Ph.D. Pharmacognosy, Faculty of Pharmacy, Ain Shams University, Cairo, Egypt (August, 2011). Channel System and Joint Supervision Scheme (Ain Shams University and Department of Chemistry, Turku University, Finland (from March 2008-March 2010). This international cooperation was established from 2008-till current.
RESEARCH EXPERIENCE:

 Isolation and identification of different classes of natural compounds (saponins, sterols, terpenoids, essential oils, alkaloids, phloroglucinol derivatives, chromones, ellagitannins, gallotannins, phenolics, and flavonoids) of promising biological activity from herbal medicines and microbial organisms employing the different methods of chromatographic analysis (TLC, CC, HPLC, chromatotron, GC.. etc)

 Determination of the biological activity of the extracts and isolated compounds obtained from herbal medicines and microbial organisms employing in-vitro and in-vivo models: Gastroprotective, anti-inflammatory, hepatoprotective anti-tumor, cytotoxic, anti-lipidemic, anti-diabetic, acetylcholinesterase inhibition, anti-bacterial biofilm, antimicrobial, molluscicidal and antioxidant activities following bioactivity directed fractionation of extracts.

 Structural elucidation of different classes of natural products using different techniques (LC-PDA-ESI/MS/MS, GC/MS, UV, 1D and 2D-NMR, High resolution MS, IR, …etc).

 Analytical and preparative scale purification techniques using HPLC.

 Standardization and quality control of herbal medicines using chemometric analysis.

Results 1-20 of 58 (Search time: 0.0 seconds).

Issue DateTitleAuthor(s)
12010Phenolic compounds from Eucalyptus gomphocephala with potential cytotoxic and antioxidant activitiesAl-Sayed, Eman Mohamed Kamal ; Martiskainen, Olli; Małtgorzata Bobrowska-Hägerstrand; Sinkkonen, Jari; Kid Törnquist; Pihlaja, Kalevi; Ayoub, Nahla; Singab, Abdel-Nasser
22010Chemical composition and bioactivity of Pleiogynium timorense (Anacardiaceae)Martiskainen, Olli; Sinkkonen, Jari; Pihlaja, Kalevi; Ayoub, Nahla; Singab, Abd-El Naser; El-Azizi, Mohamed; Al-Sayed, Eman Mohamed Kamal 
32011Phenolic constituents of Eucalyptus camaldulensis Dehnh, with potential antioxidant and cytotoxic activities.Singab, Abdel-Nasser; Ayoub, Nahla; Al-Sayed, Eman Mohamed Kamal ; Martiskainen, Olli; Sinkkonen, Jari; Pihlaja, Kalevi
42014Protective role of Cupressuflavone from Cupressus macrocarpa against carbon tetrachloride-induced hepato-and nephrotoxicity in miceAl-Sayed, Eman Mohamed Kamal ; Abdel-Daim, Mohamed M
52014Antiprotozoal and molluscicidal activities of Pelargonium graveolensAl-Sayed, Eman Mohamed Kamal ; Hoda Abdel Hamid; Hanaa M. Abu El Eininb; Eman Ali; Zeinab Fahmy
62014Hepatoprotective and antioxidant activity of Melaleuca styphelioides on carbon tetrachloride-induced hepatotoxicity in miceAl-Sayed, Eman Mohamed Kamal ; El-Lakkany, Naglaa M; Seif el-Din, Sayed H; Sabra, Abdel-Nasser A; Hammam, Olfat A
72014Molluscicidal and antischistosomal activities of methanol extracts and isolated compounds from Eucalyptus globulus and Melaleuca styphelioidesAl-Sayed, Eman Mohamed Kamal ; Hamid, Hoda Abdel; Abu El Einin, Hanaa M
82015Genus Terminalia: A phytochemical and biological reviewFahmy, NM; Singab, AN; Al-Sayed, Eman Mohamed Kamal 
92015Saponins from Genus Albizia: Phytochemical and Biological ReviewAN Singab; Al-Sayed, Eman Mohamed Kamal ; Eldahshan O; D Bahgat
102015Protective role of polyphenols from Bauhinia hookeri against carbon tetrachloride-induced hepato-and nephrotoxicity in miceAl-Sayed, Eman Mohamed Kamal ; Abdel-Daim, Mohamed M; Kilany, Omnia E; Karonen, Maarit; Sinkkonen, Jari
1115-Jan-2015Protective role of ellagitannins from Eucalyptus citriodora against ethanol-induced gastric ulcer in rats: impact on oxidative stress, inflammation and calcitonin-gene related peptideAl-Sayed, Eman Mohamed Kamal ; El-Naga, Reem 
122016Hepatoprotective and antioxidant effect of ellagitannins and galloyl esters isolated from Melaleuca styphelioides on carbon tetrachloride-induced hepatotoxicity in HepG2 cellsAl-Sayed, Eman Mohamed Kamal ; Esmat, Ahmed
132016Antioxidant and Hepatoprotective Activities of Flavonoids from Bauhinia hookeriAl-Sayed, Eman Mohamed Kamal ; Tolba, Mai F; Karonen, Maarit
14Dec-2016Cytotoxic Oleanane-Type Saponins from the Leaves of Albizia anthelmintica BrongnAl-Sayed, Eman Mohamed Kamal ; Eldahshan, Omayma ; Bahgat, Dina M; Singab, Abdel Nasser B
152017Phytochemical screening and antioxidant activity of Terminalia muelleri benth. leaf extractFahmy, Nouran M; Al-Sayed, Eman Mohamed Kamal ; Singab, Abdel Nasser B
162017Extracts of Terminalia sericea enhance cell migratory activity of endothelial hybrid and fibroblast cells in vitroParkar, Hafiza; Aiyegoro, Olayinka Ayobami; Steenkamp, Paul; Steenkamp, Vanessa; Al-Sayed, Eman Mohamed Kamal 
171-Jun-2017Anti-Inflammatory and Analgesic Activities of Terminalia Muelleri Benth. (Combretaceae)Fahmy, Nouran M.; Al-Sayed, Eman Mohamed Kamal ; Abdel-Daim, Mohamed M.; Singab A. 
182018Antioxidant activity of phenolic compounds from extracts of Eucalyptus globulus and Melaleuca styphelioides and their protective role on D-glucose-induced hyperglycemic stress and oxalate stress in NRK-49FcellsGanesan, Divya; Al-Sayed, Eman Mohamed Kamal ; Albert, Abhishek; Paul, Eldho; Singab, Abdel Nasser B; Govindan Sadasivam, Selvam; Saso, Luciano
192018Anti-inflammatory and analgesic activities of cupressuflavone from Cupressus macrocarpa: Impact on pro-inflammatory mediatorsAl-Sayed, Eman Mohamed Kamal ; Gad, Haidy A; El-Shazly, Mohamed; Abdel-Daim, Mohamed M; Nasser Singab, Abdel; M. El-Shazly 
202018Comprehensive review on flavonoids biological activities of Erythrina plant speciesFahmy, Nouran M; Al-Sayed, Eman Mohamed Kamal ; El-Shazly, Mohamed; Singab, Abdel Nasser; M. El-Shazly