| Phytochemical study of Lantana camara I ZF Ahmed, AMEM Shoaib, GM Wassel, SM El–Sayyad Planta medica 21 (03), 282-288, 1972 | 69 | 1972 |
| Flavonoids of the leaves and fruits of Kigelia pinnata. SM El-Sayyad | 35 | 1981 |
| Mangiferin protects against intestinal ischemia/reperfusion-induced liver injury: Involvement of PPAR- γ, GSK-3β and Wnt/β-catenin pathway SM El-Sayyad, AA Soubh, AS Awad, HS El-Abhar European journal of pharmacology 809, 80-86, 2017 | 33 | 2017 |
| A phytochemical study of some Cassia species cultivated in Egypt SM El-Sayyad, SA Ross Journal of natural products 46 (3), 431-432, 1983 | 23 | 1983 |
| Chemical constituents of Cassia siamea Lam., I H Wagner, SM El–Sayyad, O Seligmann, VM Chari Planta Medica 33 (03), 258-261, 1978 | 22 | 1978 |
| Flavonoids from the leaves of Limonium sinuatum grown in Egypt SA Ross, SM El-Sayyad Planta Medica 39 (06), 187-189, 1980 | 19 | 1980 |
| Phytochemical studies on Jasminum sambac. SA Ross, SM El-Sayyad, AA Ali, NE El-Keltawy | 18 | 1982 |
| New isoquinolone alkaloids from the leaves of Cassia siamea SM El-Sayyad, SA Ross, HM Sayed Journal of natural products 47 (4), 708-710, 1984 | 17 | 1984 |
| A Phytochemical study of opuntia ficus indica [L] mill cultivated in Egypt A El Moghazi Egyptian Journal of Pharmaceutical Sciences 23 (3-4), 247-54, 1982 | 17 | 1982 |
| A phytochemical study of Calligonum comosum L. Henry S El–Sayyad, H Wagner Planta medica 33 (03), 262-264, 1978 | 14 | 1978 |
| PHYTOCHEMICAL STUDY OF MURRAYA EXOTICA L.(RUTACEAE) I-METHOXYLATED FLAVONOIDS OF THE LEAVES DW Bishay, SM El-Sayyad, A El-Hafiz, H Achenbach, EK Desoky Bulletin of Pharmaceutical Sciences. Assiut 10 (2), 55-70, 1987 | 13 | 1987 |
| Hepatoprotective activity of Ficus sycomorus L. against N-nitrosodiethylamine and CCL4 induced hepatocarcinogenesis in experimental rats SM El-Sayyad, MA Makboul, R Ali, J El-Amir, S Farag Res. Rev. J. Pharmacogn. Phytochem 3, 1-5, 2015 | 10 | 2015 |
| A phytochemical study of Leptadenia heterophylla. AM El-Moghazy, AA Ali, SM El-Sayyad, HM Sayed | 8 | 1981 |
| Chemical constituents of the fruits and flowers of Lagonychium farctum growing in Egypt S El Sayyad Bulletin of Pharmaceutical Sciences-Assiut University 22 (Part 2), 123-129, 1999 | 7 | 1999 |
| Chemical constituents and preliminary anthelmintic activity of Ficus platyphylla (Del) SM El-Sayyad, HM Sayed, SA Mousa Bulletin of Pharmaceutical Sciences. Assiut 9 (1), 164-177, 1986 | 7 | 1986 |
| Tannins of Acacia nilotica pods SM El-Sayyad Fitoterapia 50, 115-117, 1979 | 7 | 1979 |
| PHYTOCHEMICAL STUDY OF MURRAYA EXOTICA L. CULTIVATED IN EGYPT III-COUMARINS AND CYCLOARTENOLS OF THE LEAVES DW Bishay, SM El-Sayyad, MA Abdel-Hafiz, H Achenbach, EK Desoky Bulletin of Pharmaceutical Sciences Assiut University 11 (1), 105-121, 1988 | 5 | 1988 |
| PHYTOCHEMICAL STUDY OF MURRAYA EXOTICA L. CULTIVATED IN EGYPT II-COUMARINS OF THE LEAVES DW Bishay, SM El-Sayyad, A El-Hafiz, H Achenbach, EK Desoky Bulletin of Pharmaceutical Sciences Assiut University 11 (1), 88-104, 1988 | 5 | 1988 |
| Anthraquinones from Cassia siamea Lam OM Abdallah, FMM Darwish, SM El-Sayyad Bull Fac Pharm Cairo Univ 32 (3), 391-393, 1994 | 4 | 1994 |
| Further flavonoids and coumarins from Ficus platyphylla (Del) leaves HM Sayed, EY Backeet, SM El-Sayyad Bull. Fac. Sci. Assiut Univ 20 (1-B), 115-124, 1991 | 4 | 1991 |
