Seif-Eldin N Ayyad
Seif-Eldin N Ayyad
Professor of Organic Chemistry, Natural Products, Chemistry Department, Faculty of Science, Damietta University, Egypt
Verified email at du.edu.eg - Homepage
TitleCited byYear
In vitro and in vivo study of cucurbitacins-type triterpene glucoside from Citrullus colocynthis growing in Saudi Arabia against hepatocellular carcinoma
SEN Ayyad, A Abdel-Lateff, WM Alarif, FR Patacchioli, FA Badria, ...
Environmental toxicology and pharmacology 33 (2), 245-251, 2012
572012
Antioxidant, cytotoxic, antitumor, and protective DNA damage metabolites from the red sea brown alga Sargassum sp
SEN Ayyad, ST Ezmirly, SA Basaif, WM Alarif, AF Badria, FA Badria
Pharmacognosy research 3 (3), 160, 2011
56*2011
Inhibitory effects of extracts from the marine alga Caulerpa taxifolia and of toxin from Caulerpa racemosa on multixenobiotic resistance in the marine sponge Geodia cydonium
HC Schröder, FA Badria, SN Ayyad, R Batel, M Wiens, HMA Hassanein, ...
Environmental toxicology and pharmacology 5 (2), 119-126, 1998
491998
Cytotoxic hydroazulene diterpenes from the brown alga Cystoseira myrica
SEN Ayyad, OB Abdel-Halim, WT Shier, TR Hoye
Zeitschrift für Naturforschung C 58 (1-2), 33-38, 2003
482003
Antioxidant, cytotoxic, antitumor, and protective DNA damage metabolites from the red sea brown alga Sargassum sp
SEN Ayyad, ST Ezmirly, SA Basaif, WM Alarif, AF Badria, FA Badria
Pharmacognosy research 3 (3), 160, 2011
452011
Laurene-type sesquiterpenes from the Red Sea red alga Laurencia obtusa as potential antitumor–antimicrobial agents
WM Alarif, SS Al-Lihaibi, SEN Ayyad, MH Abdel-Rhman, FA Badria
European journal of medicinal chemistry 55, 462-466, 2012
442012
Cytotoxic and protective DNA damage of three new diterpenoids from the brown alga Dictoyota dichotoma
SEN Ayyad, MS Makki, NS Al-kayal, SA Basaif, KO El-Foty, AM Asiri, ...
European journal of medicinal chemistry 46 (1), 175-182, 2011
402011
Otteliones A and B: Potently cytotoxic 4-methylene-2-cyclohexenones from Ottelia alismoides
SEN Ayyad, AS Judd, WT Shier, TR Hoye
The Journal of Organic Chemistry 63 (23), 8102-8106, 1998
391998
Three new cembranoid-type diterpenes from Red Sea soft coral Sarcophyton glaucum: Isolation and antiproliferative activity against HepG2 cells
SS Al-Lihaibi, WM Alarif, A Abdel-Lateff, SEN Ayyad, AB Abdel-Naim, ...
European journal of medicinal chemistry 81, 314-322, 2014
362014
Bioactive C15 acetogenins from the red alga Laurencia obtusa
SEN Ayyad, KO Al-Footy, WM Alarif, TR Sobahi, SA Bassaif, MS Makki, ...
Chemical and Pharmaceutical Bulletin 59 (10), 1294-1298, 2011
342011
Rare pyrane-based cembranoids from the Red Sea soft coral Sarcophyton trocheliophorum as potential antimicrobial–antitumor agents
KO Al-Footy, WM Alarif, F Asiri, MM Aly, SEN Ayyad
Medicinal Chemistry Research 24 (2), 505-512, 2015
312015
Insecticidal Metabolites from the Green Alga Caulerpa racemosa
WM Alarif, ZS Abou‐Elnaga, SEN Ayyad, SS Al‐lihaibi
CLEAN–Soil, Air, Water 38 (5‐6), 548-557, 2010
312010
Toward Computing Relative Configurations: 16-e pi-Latrunculin B, a New Stereoisomer of the Actin Polymerization Inhibitor Latrunculin B
TR Hoye, SEN Ayyad, BM Eklov, NE Hashish, WT Shier, KA El Sayed, ...
Journal of the American Chemical Society 124 (25), 7405-7410, 2002
302002
The structural determination of a new steroidal metabolite from the brown alga Sargassum asperifolium
SEN Ayyad, SZA Sowellim, MS El-Hosini, A Abo-Atia
Zeitschrift für Naturforschung C 58 (5-6), 333-336, 2003
222003
The role of new eudesmane-type sesquiterpenoid and known eudesmane derivatives from the red alga Laurencia obtusa as potential antifungal–antitumour agents
WM Alarif, KO Al-Footy, MS Zubair, M Halid PH, MA Ghandourah, ...
Natural product research 30 (10), 1150-1155, 2016
202016
A new cytotoxic stigmastane steroid from Pistia stratiotes.
SN Ayyad
Die Pharmazie 57 (3), 212-214, 2002
202002
New Cytotoxic Laurene‐, Cuparene‐, and Laurokamurene‐Type Sesquiterpenes from the Red Alga Laurencia obtusa
RF Angawi, WM Alarif, RI Hamza, FA Badria, SEN Ayyad
Helvetica Chimica Acta 97 (10), 1388-1395, 2014
192014
Selective cytotoxic effects on human breast carcinoma of new methoxylated flavonoids from Euryops arabicus grown in Saudi Arabia
WM Alarif, A Abdel-Lateff, AM Al-Abd, SA Basaif, FA Badria, M Shams, ...
European journal of medicinal chemistry 66, 204-210, 2013
192013
A sesquiterpene ether from Laurencia obtusa
SN Ayyad, J Jakupovic, M Abdel-Mogib
Phytochemistry 36 (4), 1077-1078, 1994
181994
New cytotoxic isoprenoid derivatives from the Red Sea soft coral Sarcophyton glaucum
A Abdel-Lateff, WM Alarif, SEN Ayyad, SS Al-Lihaibi, SA Basaif
Natural product research 29 (1), 24-30, 2015
172015
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