| Acetophenones, a chalcone, a chromone and flavonoids from Pancratium maritimum DTA Youssef, MA Ramadan, AA Khalifa Phytochemistry 49 (8), 2579-2583, 1998 | 115 | 1998 |
| Antiparasitic antioxidant phenylpropanoids and iridoid glycosides from Tecoma mollis WM Abdel-Mageed, EY Backheet, AA Khalifa, ZZ Ibraheim, SA Ross Fitoterapia 83 (3), 500-507, 2012 | 62 | 2012 |
| Comparative Evaluation of Anthelmintic Activity of Edible and Ornamental Pomegranate Ethanolic Extracts against Schistosoma mansoni AMEM Doaa A. Yones,1 DaliaM. Badary,2 Hesham M. B. Sayed,3 Soad A. H ... BioMed Research International, 2016 | 42 | 2016 |
| Comparative evaluation of anthelmintic activity of edible and ornamental pomegranate ethanolic extracts against Schistosoma mansoni DA Yones, DM Badary, H Sayed, SAH Bayoumi, AA Khalifa, ... BioMed research international 2016, 2016 | 42 | 2016 |
| Cytotoxic quaternary alkaloids from the flowers of Narcissus tazetta. DT Youssef, AA Khalifa Die Pharmazie 56 (10), 818-822, 2001 | 20 | 2001 |
| Guaianolides from Venidium fastuosum AA Ali, NA El-Emary, AA Khalifa, AW Frahm Phytochemistry 31 (8), 2781-2784, 1992 | 10 | 1992 |
| PHYTOCHEMICAL AND BIOLOGICAL STUDIES ON THE LEAVES OF TECOMA MOLLIS HUMB. AND BONPL CULTIVATED IN EGYPT N A El-Emary, A A Khalifa, E Y Backheet, W M Abdel-Mageed Bulletin of Pharmaceutical Sciences. Assiut 25 (2), 207-228, 2002 | 7 | 2002 |
| Phytochemical and biological studies on the leaves of Tecoma mollis Humb. And Bonpl cultivated in Egypt NA El-Emary, AA Khalifa, EY Backheet, WM Abdel-Mageed Bulletin of Pharmaceutical Sciences. Assiut 25 (2), 297-228, 2002 | 7 | 2002 |
| Chemical constituents of ornamental pomegranate and its antioxidant and anti-inflammatory activities in comparison with edible pomegranate AM El-Moghazy, AA Khalifa, SAL Bayoumi, HMB Sayed Journal of Pharmacognosy and Phytochemistry 5 (4), 88, 2016 | 6 | 2016 |
| Chemical Constituents of Ornamental Pomegranate and its Antioxidant and Anti-inflammatory activities in Comparison with Edible Pomegranate" SALBHMBS A. M. El-Moghazy, A. A. Khalifa Journal of Pharmacognosy and Phytochemistry, 2016 | 6 | 2016 |
| New phenolic glycosides with cyclooxygenase inhibition from the roots of Tecoma mollis." AAK Wael M. Abdel-Mageed, Lamya H Al-Wahaibi, Enaam Y Backheet, Ali A El ... Phytochemistry Letters, 2017 | 5 | 2017 |
| Non alkaloidal constituents from Crinum bulbispermum bulbs AA Khalifa Bulletin of Pharmaceutical Sciences. Assiut 24 (1), 41-45, 2001 | 5 | 2001 |
| Non Alkaloidal Constituents from Crinum bulbispermum Bulbs A.A. Khalifa Bull. Pharm. Sci., Assiut University, 2001 | 5 | 2001 |
| Lignans and an alkaloid from Haplophyllum tuberculatum AA Khalifa, DT Youssef Bulletin of Pharmaceutical Sciences. Assiut 22 (2), 157-166, 1999 | 5 | 1999 |
| Macro-and micromorphology of the leaves, stem bark and flowers of Punica granatum L. var. nana cultivated in Egypt AM El-Moghazy, AA Khalifa, SAL Bayoumi, HMB Sayed Bulletin of Pharmaceutical Sciences. Assiut 38 (1), 99-125, 2015 | 4 | 2015 |
| Phenolics from the heartwood of Tecoma mollis as potential inhibitors of COVID-19 virus main protease and spike proteins: An In silico study LH Al-Wahaibi, MT Rehman, MSM Al-Saleem, OA Basudan, AA El-Gamal, ... Pharmacognosy Magazine 17 (6), 278, 2021 | 3 | 2021 |
| Isoflavones and a saponin from Crotalaria thebaica (Del.) DC growing in Egypt AA Khalifa Bulletin of Pharmaceutical Sciences. Assiut 23 (2), 177-186, 2000 | 3 | 2000 |
| MACRO-AND MICROMORPHOLOGY OF THE LEAVES, STEMS AND FLOWERS OF CHRYSANTHEMUM CARINATUM L. AA Ali, MA El-Shanawani, AA Khalifa, MA Mohammad BULLETIN OF PHARMACEUTICAL SCIENCES 33, 141-168, 2010 | 2 | 2010 |
| Methoxylated flavonoids from Tanacetum santolinoides (DC.) AA Khalifa, DTA Youssef Bulletin of Pharmaceutical Sciences. Assiut 24 (2), 145-151, 2001 | 2 | 2001 |
| Sesquiterpene Lactones and flavonoids from Chyrsantemum Vulgare (L.) Bernh’ OMAM A.A. Khalifa Bull. Fac. Pharm. Cairo Univ., 1991 | 2* | 1991 |
