| Fatty acid composition of twelve algae from the coastal zones of Qatar HI Heiba, HS Al-Easa, AFM Rizk Plant Foods for Human Nutrition 51, 27-34, 1997 | 68 | 1997 |
| Major sterol composition of some algae from Qatar HS Al Easa, JM Kornprobst, AM Rizk Phytochemistry 39 (2), 373-374, 1995 | 41 | 1995 |
| (−)-Paniculatol, a new ent-labdane bromoditerpene from Laurencia paniculata A Briand, JM Kornprobst, HS Al-Easa, AFM Rizk, L Toupet Tetrahedron letters 38 (19), 3399-3400, 1997 | 31 | 1997 |
| Guaianolides from Centaurea sinaica HS Al-easa, J Mann, AF Rizk Phytochemistry 29 (4), 1324-1325, 1990 | 22 | 1990 |
| Plackett-Burman and Box-Behnken designs as chemometric tools for micro-determination of l-Ornithine MS Elazazy, M El-Hamshary, M Sakr, HS Al-Easa Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 193, 397-406, 2018 | 21 | 2018 |
| Design and optimization of a luminescent Samarium complex of isoprenaline: A chemometric approach based on Factorial design and Box-Behnken response surface methodology M Sakr, R Hanafi, M Fouad, H Al-Easa, S El-Moghazy Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 208, 114-123, 2019 | 20 | 2019 |
| Screening and optimization of samarium-assisted complexation for the determination of norfloxacin, levofloxacin and lomefloxacin in their corresponding dosage forms employing … MS El-Hamshary, MA Fouad, RS Hanafi, HS Al-Easa, SM El-Moghazy Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 206, 578-587, 2019 | 18 | 2019 |
| Two new sponge species (Demospongiae: Chalinidae and Suberitidae) isolated from hyperarid mangroves of Qatar with notes on their potential antibacterial bioactivity BW Giraldes, C Goodwin, NAA Al-Fardi, A Engmann, A Leitão, AA Ahmed, ... PLoS One 15 (5), e0232205, 2020 | 16 | 2020 |
| New phenylethanoid glycosides from Cistanche phelypaea and their activity as inhibitors of monoacylglycerol lipase (MAGL) KA Beladjila, D Berrehal, N De Tommasi, C Granchi, G Bononi, A Braca, ... Planta Medica 84 (09/10), 710-715, 2018 | 16 | 2018 |
| The phytochemistry of the macro and blue-green algae of the Arabian Gulf AFM Rizk (No Title), 1999 | 16 | 1999 |
| Guaianolides from Picris radicata HS Al-Easa, AFM Rizk, AA Ahmed Phytochemistry 43 (2), 423-424, 1996 | 14 | 1996 |
| Curcumin a colorimetric and fluorimetric cyanide probe in aqueous system and living cells YM Hijji, AG Elsafy, HS Al-Easa, B Attili, M Abdelrasoul, N Mohamed, ... Analytical methods 11 (40), 5169-5176, 2019 | 13 | 2019 |
| Chemical constituents and nutritive values of range plants in Qatar HS Al-Easa, AM Rizk, EM Abdel-Bari Scientific and Applied research Center, University of Qatar, Doha, Qatar, 2003 | 13 | 2003 |
| Flavonoids from Centaurea sinaica. HS Al-Easa, A Kamel, AFM Rizk | 12 | 1992 |
| Brominated diterpenes of marine origin JM Kornprobst, HS Al-Easa Current Organic Chemistry 7 (12), 1181-1229, 2003 | 11 | 2003 |
| Constituents of plants growing in Qatar: part xxviii. Constituents Of cistanche phelypaea T Deyama, K Yahikozawa, HS Al-Easa, AM Rizk Qatar University, 1995 | 10 | 1995 |
| Substituted 2-aminobenzothiazoles salicylidenes synthesis and characterization as cyanide sensors in aqueous medium AG Elsafy, HS Al-Easa, YM Hijji Sensors 18 (7), 2219, 2018 | 9 | 2018 |
| Constituents of plants growing in qatar, part XXX: a new iridoid from cistanche phelypaea (L) cout T Deyama, K Yahikozawa, HS Al-Easa, AM Rizk | 9 | 1995 |
| Triterpenoids from Salvia aegyptiaca. M Bruno, R Ciriminna, HS Al-Easa, AFM Riżk | 8 | 1993 |
| Constituents of plants growing in qatar xxxlll proximate composition of thirty four food and feed plants growing in Qatar HS Al-Easa Int. J. Chem 2, 99-103, 2003 | 6 | 2003 |
