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- Publications
- Influence
A new monoterpene glucoside and complete assignments of dihydroflavonols of Pulicaria jaubertii: potential cytotoxic and blood pressure lowering activity
- Ehab A. Ragab, M. Raafat
- Chemistry, Medicine
- Natural product research
- 1 June 2016
Abstract One new monoterpene glucoside and five dihydroflavonols were isolated for the first time from the aerial parts of Pulicaria jaubertii and identified as p-menthane-2-O-β-D-glucopyranoside… Expand
Highly methoxylated flavonoids and the anti-eczematous activity of Rhamnus disperma roots
- Ehab A. Ragab
- Chemistry
- 1 September 2015
Chromatographic investigation of Rhamnus disperma roots was resulted in the isolation of two highly methoxylated flavonoids; myricetin 3,6,7,3`,4`,5`-O-hexamethyl ether (1) and myricetin… Expand
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- PDF
Flavanone Glycosides from Gleditsia caspia
- Ehab A. Ragab, M. Hosny, H. Kadry, H. A. Ammar
- Chemistry
- 2010
Chemical investigation of Gleditsia caspia concentrate resulted in the isolation and identification of two new flavanone glycosides Gleditsin A;… Expand
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- PDF
Triterpenoidal saponins from the fruits of Gleditsia caspica with proapoptotic properties.
- Usama Shaheen, Ehab A. Ragab, A. Abdalla, A. Bader
- Chemistry, Medicine
- Phytochemistry
- 2018
Three previously undescribed oleanane-type triterpenoidal saponins named caspicaosides L-N were isolated from the fruits of Gleditsia caspica Desf. The aglycons of these saponins were echinocystic… Expand
Acylated triterpenoidal saponins and cytokinins from Gleditsia aquatica
- Ehab A. Ragab, M. Hosny, H. Kadry, H. A. Ammar
- Chemistry
- 2010
- 5
Cytotoxicity, protein kinase inhibitory activity, and docking studies of secondary metabolites isolated from Brownea grandiceps Jacq
- E. Mostafa, Arafa Musa, M. Abdelgawad, Ehab A. Ragab
- Chemistry
- 1 July 2019
Background: Numerous kinases are excessively secreted in cancer. Consequently, inhibition of kinase enzymes has a basic role in the treatment of cancer through suppression or prevention of cancer… Expand
New antimicrobial and cytotoxic acylated triterpenoidal saponins from Gleditsia aquatica
- Ehab A. Ragab
- Chemistry
- Medicinal Chemistry Research
- 28 February 2015
Phytochemical investigation on the fruits of Gleditsia aquatica resulted in the isolation and identification of two new bisdesmosidic triterpenoidal saponins, aquaticasaponin A (1) and… Expand
A new flavan-3-ol dimer from Ficus spragueana leaves and its cytotoxic activity
- Ehab A. Ragab, Abd El-Salam I. Mohammed, Hatem S Abbass, Saaid I. Kotb
- Chemistry, Medicine
- Pharmacognosy magazine
- 1 April 2013
Background: Isolation and structure elucidation of flavan-3-ol constituents from the leaves of Ficus spragueana and their cytotoxic activity. Materials and Methods: Different open silica gel column… Expand
CHEMICAL CONSTITUENTS AND BIOLOGICAL ACTIVITY OF FICUS PLATYPODA (MIQ.) LEAVES
- Atef A. El-Hela, A. E. Mohammed, Ehab A. Ragab, Wael S. Afifi
- Chemistry
- 6 May 2014
Six compounds were isolated for the first time from the leaves of Ficus platypoda and were identified as 3-methoxycarpachromene [1], pheophorbide-a methyl ester [2], pheophorbide-b methyl ester [3],… Expand
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Isolation and structure identification of new cytokinins from Gleditsia caspia
- Usama Shaheen, Mohammad Hosny Hussain, Ehab A. Ragab, A. E. Mohammed
- Chemistry
- 21 February 2010
Phytochemical investigation of the n-BuOHsoluble fraction of the alcoholic extract of the fruits of Gleditsia caspia (Leguminosae) resulted in the isolation and identification of three new cytokinin… Expand