Bioactive constituents of Fraxinus velutina, Mohammed Hosny. Ehab A. Ragab, Taha I. Khalifa, and Mohammed M. El- Azizi, Az. J. Pharm. Sci., (2000), 269-287.
Anti-eczematic anthraquinone glycosides from roots of Rhamnus lycioides L. Abd El-Salam I. Mohammed and Ehab A. Ragab. Az. J. of Nat. Prod., 2006, 10, 48-54.
Cytotoxic lignan glycosides from Gleditsia species, Ehab A. Ragab. Az. J. Nat. Prod., 2006, 10, 105-112.
New cytotoxic compounds from Globularia arabica L. Ezzat A. M. Genady, Ehab A. Ragab and Abd El-Salam I. Mohammed, Az. J. Pharm. Sci., 2007, 35, 175-184.
New Biologically Active Bianthraquinoid C-Glycosides From Asphodelus microcarpus Salzm. et Vivi. Abd El-Salam I. Mohammed and Ehab, A. Ragab, Egypt. J. Biomed. Sci. 2008, 27, 52-61.
Acylated triterpenoidal saponin and sterol glucoside from the fruits of Gleditsia Caspica Desf cultivated in Egypt. Ehab A. Ragab and Usama Y. Shaheen, Egypt. J. Biomed. Sci. 2009, 29(3), 91-99.
A new 28-nor pentacyclic triterpene and sterols from Gleditsia species cultivated in Egypt. Ehab A. Ragab, Ezzat A. M. Genady and Usama Y. Shaheen. Egypt. J. Biomed. Sci. 2009, (7).
New secoiridoids from Ligustrum ovalifolium and their hypotensive activity. Mohammed Hosny, Ehab A. Ragab, Abd El-Salam I. Mohammed and Usama Y. Shaheen, Phcog. Res. 2009, 1(2), 91-97.
Isolation and structure identification of new cytokinins from Gleditsia caspia. Mohammad Hosny, Ehab A. Ragab, Abd El-Salam I. Mohammed and Usama Y. Shaheen, Arkivoc, 2009 (xiv), 109-117.
Flavanone glycosides from Gleditsia caspia, Ehab A. Ragab. Mohammed Hosny, Hazem A. Kadry and Hassan, A. Ammar, J. Nat. Prod. 2010 (3), 35-46.
Acylated triterpenoidal saponins and cytokinins from Gleditsia aquatica. Ehab A. Ragab, Mohammed Hosny, Hazem A. Kadry and Hassan, A. Ammar, Journal of Pharmacognosy and Phytotherapy, 2010, 2(3), 24-33.
Spectral assignment of pentacyclic triterpenes from the fruits of Gleditsia caspica Desf. Ehab A. Ragab, Az. J. Pharm. Sci., 2010, 40, 65-72.
Anti-eczematic activity and flavonoid constituents from the leaves of Ficus spragueana Mildber. and Burret. Hatem S. Abbass, Saaid I. Kotb, Abd El-Salam I. Mohammed and Ehab A. Ragab, Egypt. J. Biomed. Sci. 35, 162-175, 2011.
Phenolic constituents from the leaves of Tylophora indica and their antioxidant activities. Mohammed H. Hussein, Ehab M. Mostafa, El-Sayed M. El-Ghaly and Ehab A. Ragab, Zagazig J. Pharm. Sci., 20(1), 22-29, 2011.
Phytoconstituents from Delonix regia Raf roots and their biological activities. Mohammed Hosny, Ehab A. Ragab, Hamdoon A. Mohammed and Mohammed F. Abd Elwahab, Az. J. Pharm. Sci., (2012), 46, 149-160.
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, Pharmacognosy Magazine, 9(34), 144-148, 2013.
Chemical constituents and biological activity of Ficus platypoda (Miq.) leaves. Wael, M. Afifi, Ehab, A. Ragab, Abd-Elsalam, I. Mohammed and Atef, A. El-Hela, Journal of Biomedical and Pharmaceutical Research 3(3) 2014, 21-37.
Phenolic constituents and the biological activity of Mentha longifolia. Mohammed Hosny, Ehab A. Ragab, Hamdoon A. Mohammed and Mohammed F. Abd Elwahab, Az. J. Pharm. Sci., (2014), 50, 103-116.
Bioactivities and phytoconstituents of Ficus trigonata. Wael, M. Afifi, Ehab, A. Ragab, AbdElsalam, I. Mohammed and Atef, A. El-Hela, Journal of Pharmacognosy and Phytochemistry 2014, 3(4), 178-184.
New antimicrobial and cytotoxic acylated triterpenoidal saponins from Gleditsia aquatica. Ehab A. Ragab, Med Chem Res, 24(7), 2916-2925, 2015.
Phytochemical investigation of Rhamnus lycioides L. leaves growing in Egypt. Khalifa, T. I., El-Dondity, S. E. and Muhamad, A. I., Az. J. Pharm. Sci., 27, 2001.
Biological and chemical study of Nigella sativa L. seeds I. Kadry, H. A., El-Dondity, S. E. and Muhamad, A. I., Egypt. J. Biomed. Sci. 21, 2005, 169-186.
Biological and chemical study of Nigella sativa L. seeds II. Kadry, H. A., El-Dondity, S. E. and Muhamad, A. I., Egypt. J. Biomed. Sci. 21, 2005, 241-259.
Biological and chemical study of Rhamnus lycioides L. roots growing in Egypt. Kadry, H. A., El-Dondity, S. E. and Muhamad, A. I., Egypt. J. Biomed. Sci. 21, 2005, 387-399.
Antiwarts Anthraquinones From Asphodelus microcarpus Salzm. et Vivi Growing In Egypt. Abd El-Salam I. Mohammed, Ezzat A. M. Genady and Usama Y. Shaheen, Egypt. J. Biomed. Sci. 25, 2007.
A New Bianthraquinoid C-Glycoside From Asphodelus microcarpus Salzm. et Vivi Growing In Egypt. Abd El-Salam I. Mohammed, Egypt. J. Biomed. Sci. 29, 2009.
Biologically Active Secondary Metabolites from Asphodelus microcarpus. Mohammed M. Ghoneim, Guoyi Ma, Atef A. El-Hela, Abd-Elsalam I. Mohammad, Saeid Kottob, Sayed El-Ghaly, Stephen J. Cutler and Samir A. Ross, Natural Product Communication 2013, 7.
Phenolic constituents and the effects of Salvadora persica L. leaves on the induced tongue ulcer in rats. Abd El-Salam I. Mohammed, Ahmed M. Mansour and Seham I. Al-Said, Az. J. Pharm Sci. Vol. 50, September, 2014, 197-204.
Phytoconstituents and the study of antioxidant, antimalarial and antimicrobial activities of Rhus tripartita growing in Egypt. Abd El-Salam I. Mohammed, Journal of Pharmacognosy and Phytochemistry 2015, 4(2), 276-281.
Asphodosides A-E, anti-MRSA metabolites from Asphodelus microcarpus. Mohammed M. Ghoneim, Khaled M. Elokely, Atef A. El-Hela, Abd-Elsalam I. Mohammad, Melissa Jacob, Mohamed M. Radwan, Robert J. Doerksen, Stephen J. Cutler, Samir A. Ross, Phytochemistry (2014).
Mohammed M. Ghoneima, Khaled M. Elokely, Atef A. El-Hela, Abd-Elsalam I. Mohammad, Melissa Jacoba, Mohamed M. Radwan, Robert J. erksen, Stephen J.Cutler, Samir A. Rossa, eAsphodosides A-E, anti-MRSA metabolites from Asphodelusm icrocarpus, Phytochemistry .volume 61september 2014, 79-84
Wael M. Afifi, Ehab A. Ragab, Abd-El-salam I. Mohammed and Atef A. El-Hela. Bioactivities and phytoconstituents of Ficus trigonata. Journal of Pharmacognosy and Phytochemistry 2014; 3(4): 178-184.
Wael M. Afifi, Ehab A. Ragab , Abd-Elsalam I. M ohammed and Atef A. El-Hela., CHEMICAL CONSTITUENTS AND BIOLOGICAL ACTIVITY OF FICUS PLATYPODA (MIQ.) LEAVESJournal of Biomedical and Pharmaceutical Research 3 (3) 2014, 21-37
Ahmed Metwaly, Hazem A. Kadry, Atef Elhela, Stephen Cutler, Samir A Ross. Antileukemic and cytoxic screening for some endophytic fungi isolated from Egyptian plants. Planta Med 2014; 80
Ghoneim, MM; Elokely, KM; El-Hela, A A; Mohammad, AEI; Cutler, SJ; Doerksen, RJ; Ross, SA: Computationally assisted assignment of highly strained isochromene nucleus Planta Medica; Issue 10, 2014
Ghoneim, MM; El-Hela, AA; Mohammad, AEI; El-Ghaly, E; Cutler, SJ; Ross, SA: New anthraquinones with in vitro binding affinity for cannabinoid receptors from Asphodelus microcarpus Planta Medica; Issue 10, 2014.
Mohammed M Ghoneim, Khaled M Elokely, Atef A El-Hela, Abd Elsalam I Mohammad, Melissa Jacob,Stephen J Cutler,Robert J Doerksen, Isolation and characterization of new secondary metabolites from Asphodelus microcarpus. Med Chem Res 2014 Jul 11;23(7):3510-3515.
Mostafa, AE; El-Hela, AA; Mohammad, AEI; Cutler, SJ; Ross, SA: Biologically active secondary metabolites isolated from Koelreuteria paniculata cultivated in Egypt, Planta Medica; Issue 10, 2014.
Nevein M Abdel-Hady, Atef A El-Hela,Tosson A Morsy Phenolic content of some selected Lamiaceous Egyptian medicinal plants: antioxidant potential and ecological friend mosquito-larvicldal. J Egypt Soc Parasitol 2014 Apr;44(1):21-4
Taghreed A Ibrahim, El-Hela, A A., Areeg M Al- Tweel and Hala M El Hefnawy., Phytochemical And Biological Investigation Of Verbena Tenara Spring Cultivated In Egypt, Nat prod Chem Res. 2014, 2, 5.
Mostafa M. Saleh, Mohammed M. Ghoneim, Saeid Kottb, Atef A. El-Hela., Biologically Active Secondary Metabolites From Kalanchoe Tomentosa Journal of Biomedical and Pharmaceutical Research, Volume 3, Issue 6, 2014, 136-140
K. Ghoneim, Kh. Hamadah, M. Amer, A. El-Hela, A. Mohammad., Qualitative and Quantitative Changes in the Haemogram of desert locust Schistocerca gregaria (Orthoptera: Acrididae) by extracts of Nigella sativa ( Ranunculaceae ). Journal of Advances in Biology Vol. 7, No. 2 May,2015.
Hatem S. Abbass*, Ehab A. Ragab, Abd El-Salam I. Mohammed and Atef A. El-Hela. A new flavone glycoside and the study of analgesic and anti-inflammatory activities of ficus laurifolia., European journal of pharmaceutical And medical research ejpmr , 2015, 2(4), 618-634.
Mohammed M.Awad, Ehab A.Ragab,Atef A. El-Hela,. Phytochemical investigation and biological evaluation of Dichanthium annulatum(Forrsk) Journal of Scientific and Innovative Research 2015; 4(3): 1-7
Ghoneim, K.; Hamadah, Kh.; El-Hela, A.; Amer, M. Inhibitory Effects of Nigella sativa (Ranunculaceae) Extracts on the Reproduction of Desert Locust Schistocerca gregaria (Orthoptera: Acrididae). International Journal of Research Studies in Zoology, (2015), 1(1): 43-55.
Hatem S. Abbass, Ehab A. Ragab, Abd El-Salam I. Mohammed, Atef A. El-Hela. Phytochemical and Biological Investigation of Ficus mysorensis Cultivated in Egypt. Journal of Pharmaceutical, Chemical and Biological Sciences. 2015; 3(3): 396-407
Ghoneim, K., Hamadah Kh., El-Hela, A A, Mohammad, A. and Amer M. Efficacy of Nigella Sativa (Ranunculaceae) Extracts on Adult Performance and Phase Transition of the Desert Locust Schistocerca gregaria (Orthoptera: Acrididae) International Journal of Research Studies in Zoology (IJRSZ) Volume 1, Issue 2, Jul-Sep 2015, PP 29-44
Ismail A.Hussein, EhabM. Mostafa, Mohammed M. Ghoneim and Atef A. El-Hela. Cytotoxic, Antimicrobial And Antiviral Evaluation Of The Aerial Parts Of Sorghum virgatum Hack., Journal of Biomedical and Pharmaceutical Research, Volume 4, Issue 6, 2015, 17-20.
Akram M. Kayed, EL- Sayed. M.Elghaly, Atef A. El-Hela., New Epoxy Megastigmane glucoside from Dactyloctenium aegyptium L.P.Beauv Wild (Crowfootgrass). J. of Sci. Inno. Res., 2015;4(5):242-246
Zeinab A El –Swaify, Doaa A.Matty, Mohmed M. Yousef and Atef A El-Hela Phytochemical studies of Prescaria salesifolium seeds Growing in Egypt. Bull. Fac. Pharm. Cairo Uinv.2015 ,27 (2)
Taghreed A. İbrahim, Atef A. El-Hela and Hala M. El-Hefnawy Phytochemical and biological study of Hypericum Sinaicum Hochst. The Second Mediterranean Symposium on Medicinal and Aromatic Plants. April 22nd – 25th, 2015, Antalya - TURKEY
El-Sayed M El-Ghaly, Usama Y Shaheen, Ehab A Ragab, Atef A El- Hela, and Mohamed R. Abd-Allah., Bioactive Constituents of Pulicaria jaubertii: A promising Antihypertensive Activity., Pharmacognosy Journal. 2016;8(2):1.
TAGHREED A. IBRAHIM , ATEF A. EL-HELA , NEVEIN M. ABD ELHADY AND NABIL M. ABO-ELFETOH., Phytochemical Composition, In vitro Antioxidant and Cytotoxic Activities of Seeds of Convolvulus arvensis linn. Int. j. pharm bio sci. 2016 ,7(2): (p) 107 – 116
Taha A. Mohammed*, Ehab A. Ragab, Atef A. El-Hela Phenolic constituents and biological activity of Melanocenchris abyssinica Journal of Scientific and Innovative Research 2016; 5(1): 26-31 J. of Sci. Inno. Res., 2016;4(1):242-246
A E Mostafa, A A El-Hela, A EI Mohammad, SK Ismail. Phytochemical Study Of Nephelium Tomentosum Leaves Cultivated In Egypt. Planta Med , 2016; 82 - PC53
Ehab Mahran, Mohammed Hosny, Atef El-Hela, Arezue Boroujerdi. New Iridoid Glycosides from Anarrhinum pubescens Experimental Nuclear Magnetic Resonance Conference, 10–15 April 2016, Pittsburgh, United States
Ahmad E. Mostafa, Atef A. El-Hela, Abd-Elsalam I. Mohammad, Stephen J. Cutler,Samir A. Ross. New triterpenoidal saponins from Koelreuteria paniculata Phytochemistry Letters 17 (2016) 213–218
H. Kamal*, Heba Shahin, Y. Mohamed-Yasseen, A. A. EL Hela. Callus induction treatments influence antimicrobial effect of tissue culture-derived from Thuja orientalis L. Journal of Scientific and Innovative Research 2016; 5(3): 79-82
Zeinab A El –Swaify, Doaa A.Matty, Mohmed M. Yousef and Atef A El-Hela., Studies On The Biological Activities Of Persicaria Salicifolia., African Journal of Mycology and Biotechnolog 2016, 21(2) (17-26)
Atef A. El-Hela, Nevein M. Abdelhady, Hala M. El-Hefnawy, Taghreed A. Ibrahim and Gamil M. Abdallah, Anti-inflammatory Effect, Antioxidant Potentials and Phytochemical Investigation of Crataegus sinaica Boiss. Roots Growing in Egypt European Journal Of Pharmaceutical And Medical Research 2016,3(11), 128-137
Atef A. El-Hela, Nevein M. Abdel-Hady, Gouda T.M. Dawoud and Mohamed M Ghoneim,. HPTLC Fingerprint Profile of Triterpenes of Lamium amplexicaule Benth. and Ajuga iva L. (Lamiaceae) Monitored with Screening of their Anti-inflammatory Effect., Journal of Pharmacognosy and Phytochemistry, 2016; 5(6): 176-181
Ehab m Mostafa, Nevein M. Abd Elhady, Mohammed M. Ghoneim, Atef A. EL – Hela., Phytochemical And Bioactivates Of Thymus decussatus Benth Growing In Egypt ., World Journal of Pharmaceutical Research 2016, Volume 5, Issue 12, 120-134
Taghreed A Ibrahim, Atef Ahmed El-Hela, Hala El-Hefnawy, Areej M Al-Taweel, Shagufta Pervin., Chemical Composition And Antimicrobial Activities Of Essential Oils Of Some Coniferous Plants Cultivated In Egypt., Iranian Journal of Pharmaceutical Research (2017), 16 (1): 328-337.
Taghreed Ibrahim, A.A. El-Hela, Shaza Al-Massarani, N. M. Abo-Elfetoh and G. M. Abdallah., Immunosuppressive Principles from Carthamus tenuis Growing in Egypt.,Indian Journal of Natural Sciences, Vol.7 / Issue 41 / April 2017., 12130-12137
Hesham M.A. Ali1, Gouda T.M. Dawoud2, Atef A. EL-Hela3 and Emad A. Ewais Antioxidant potential and and phenolic acid content of certain verbenaceous plants cultivated in Egypt.,The 9th International Conference Basic Sciences, 27-29 March, Cairo, Egypt 2017
Zeinab A. El-Swaify , Fatma Shabaan Abd El-Gwad Ahmed., Mohamed M. Youssef and Atef A. El-Hela., Cytotoxic Activities and Standardization of Persicaria senegalensis (Meisn.) Growing in Egypt. The 9th International Conference Basic Sciences, 27-29 March, Cairo, Egypt 2017
Ismail A.Hussein, Ehab M. Mostafa, Mohammed M. Ghoneim1, Khaled M. Elokely, Atef A. El-Hela., Molecular, Phytochemical and Biological Investigation of the secondary metabolites of Sorghum virgatum Rec. Nat. Prod. 12:1 (2017) under press.
El-Hela AA, Abdelhady NM, Gonaid MH and Badr KA., Antioxidant Potential, Cytotoxic Activity and Antimicrobial Effect of the Crude and Green Synthesized Silver Nanoparticles′ Extracts of Crataegus sinaica Boiss. Leaves Growing in Egypt., International Journal of Pharmaceutical Sciences 2017 under press.
Metwaly, A. M., Wanas, A. S., Radwan, M. M., Ross, S. A., & ElSohly, M. A. " New α-Pyrone derivatives from the endophytic fungus Embellisia sp." Medicinal Chemistry Research, (2017):1-5.
Yassin, A. M., El-Deeb, N. M., Metwaly, A. M., El Fawal, G. F., Radwan, M. M., & Hafez, E. E. " Induction of Apoptosis in Human Cancer Cells Through Extrinsic and Intrinsic Pathways by Balanites aegyptiaca Furostanol Saponins and Saponin-Coated Silver Nanoparticles. " Applied Biochemistry and Biotechnology, (2017): 1-19.
Mohammed K. Ibrahim, Ibrahim H. Eissa, Abdallah E. Abdallah, Ahmed M. Metwaly, M.M. Radwan, M.A. ElSohly "Design, synthesis, molecular modeling and anti-hyperglycemic evaluation of novel quinoxaline derivatives as potential PPARγ and SUR agonists" Bioorganic & Medicinal Chemistry, 25,4, (2017): 1496-1513.
Yerkebulan Orazbekov, U.M. Datkhayev, B.K. Makhatov, Ahmed Metwaly, A.A. Azembayev , Samir Ross " In vitro antileishmanial activity of the medicinal plant Maclura aurantiaca " New Armenian Medical Journal 9,7, (2015): 100-102.
A M Metwaly, M M Ghoneim and A Musa "Two new antileishmanial diketopiperazine alkaloids from the endophytic fungus Trichosporum sp" Derpharmachemica 7, 11, (2015): 322-327.
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