Author

Seif-Eldin Nasr Ayyad

Observed names: S E Ayyad, S. N. AYYAD, S. N. Ayyad, S. Ν. Ayyad, S.N. Ayyad, Seif Ayad, Seif Ayyad, Seif N Ayyad, Seif N. Ayyad, Seif el-din Ayyad, Seif-Eldin AYYAD, Seif-Eldin Ayyad, Seif-Eldin N Ayyad, Seif-Eldin N. Ayyad, Seif-EldinN Ayyad, Seif‐Eldin N. Ayyad, Seif‐Eldin Nasr Ayyad

Institution: Damietta University

Observed institutions: Damietta University, Mansoura University, King Abdulaziz University

ORCID: 0000-0001-6364-9139

Observed ORCID: 0000-0001-6364-9139

OpenAlex ID: A5020398380

In vitro and in vivo study of cucurbitacins-type triterpene glucoside from Citrullus colocynthis growing in Saudi Arabia against hepatocellular carcinoma

2011 · Seif-Eldin N. Ayyad, Ahmed Abdel-Lateff, et al. · Environmental Toxicology and Pharmacology · 83

Laurene-type sesquiterpenes from the Red Sea red alga Laurencia obtusa as potential antitumor–antimicrobial agents

2012 · Walied M. Alarif, Sultan S. Al-Lihaibi, et al. · European Journal of Medicinal Chemistry · 61

Cytotoxic and protective DNA damage of three new diterpenoids from the brown alga Dictoyota dichotoma

2010 · Seif-Eldin N. Ayyad, Mohamed S. Makki, et al. · European Journal of Medicinal Chemistry · 54

Antioxidant, cytotoxic, antitumor, and protective DNA damage metabolites from the red sea brown alga Sargassum sp

2011 · Seif-EldinN Ayyad, SalimA Basaif, et al. · Pharmacognosy Research · 53

Rare pyrane-based cembranoids from the Red Sea soft coral Sarcophyton trocheliophorum as potential antimicrobial–antitumor agents

2014 · Khalid O. Al-Footy, Walied M. Alarif, et al. · Medicinal Chemistry Research · 51

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

1998 · Heinz C Schröder, Farid A Badria, et al. · Environmental Toxicology and Pharmacology · 51

Three new cembranoid-type diterpenes from Red Sea soft coral Sarcophyton glaucum: Isolation and antiproliferative activity against HepG2 cells

2014 · Sultan S. Al-Lihaibi, Walied M. Alarif, et al. · European Journal of Medicinal Chemistry · 50

Bioactive C15 Acetogenins from the Red Alga Laurencia obtusa

2011 · Seif-Eldin Nasr Ayyad, Khalid Omar Al-Footy, et al. · Chemical and Pharmaceutical Bulletin · 48

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Insecticidal Metabolites from the Green Alga Caulerpa racemosa

2010 · Walied M. Alarif, Zeinab S. Abou‐Elnaga, et al. · CLEAN - Soil Air Water · 45

The role of new eudesmane-type sesquiterpenoid and known eudesmane derivatives from the red alga Laurencia obtusa as potential antifungal–antitumour agents

2015 · Walied M. Alarif, Khalid O. Al-Footy, et al. · Natural Product Research · 41

The Structural Determination of a New Steroidal Metabolite from the Brown Alga Sargassum asperifolium

2003 · Seif-Eldin N. Ayyad, Salah Z. A Sowellim, et al. · Zeitschrift für Naturforschung C · 35

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Multi-target directed ligands inspired natural products as an effective approach for the treatment of complex chronic health disorders

2024 · Amira E. Shaaban, Ahmed R. Ali, et al. · Bioorganic Chemistry · 33

Novel Synthesis of Reactive Disperse Dyes For Dyeing and Antibacterial Finishing of Cotton Fabric Under Scco2

2022 · Tarek Abou Elmaaty, Mamdouh Sofan, et al. · Journal of CO2 Utilization · 33

Novel nano silica assisted synthesis of azo pyrazole for the sustainable dyeing and antimicrobial finishing of cotton fabrics in supercritical carbon dioxide

2021 · Tarek Abou Elmaaty, Hanan Elsisi, et al. · The Journal of Supercritical Fluids · 32

Selective cytotoxic effects on human breast carcinoma of new methoxylated flavonoids from Euryops arabicus grown in Saudi Arabia

2013 · Walied M. Alarif, Ahmed Abdel-Lateff, et al. · European Journal of Medicinal Chemistry · 29

A review of steroids fromSarcophytonspecies

2015 · Muhammad Sulaiman Zubair, Khalid O. Al-Footy, et al. · Natural Product Research · 27

New cytotoxic isoprenoid derivatives from the Red Sea soft coralSarcophyton glaucum

2014 · Ahmed Abdel-Lateff, Walied M. Alarif, et al. · Natural Product Research · 27

New Cytotoxic Laurene‐, Cuparene‐, and Laurokamurene‐Type Sesquiterpenes from the Red Alga Laurencia obtusa

2014 · Rihab F. Angawi, Walied M. Alarif, et al. · Helvetica Chimica Acta · 23

Cucurbitacins-type triterpene with potent activity on mouse embryonic fibroblast from Cucumis prophetarum, cucurbitaceae

2011 · Seif-EldinN Ayyad, SalimA Basaif, et al. · Pharmacognosy Research · 23

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Antibacterial Sphingolipid and Steroids from the Black Coral Antipathes dichotoma

2010 · Sultan Samran Al-Lihaibi, Seif-Eldin Nasr Ayyad, et al. · Chemical and Pharmaceutical Bulletin · 23

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Two new polyacetylene derivatives from the Red Sea sponge Xestospongia sp.

2015 · Seif-Eldin N. Ayyad, Dina F. Katoua, et al. · Zeitschrift für Naturforschung C · 22

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Cytotoxic effects of three new metabolites from Red Sea marine sponge, Petrosia sp.

2014 · Ahmed Abdel-Lateff, Walied M. Alarif, et al. · Environmental Toxicology and Pharmacology · 22

New antimicrobial biscembrane hydrocarbon and cembranoid diterpenes from the soft coral Sarcophyton trocheliophorum

2016 · Muhammad ZUBAIR, Walied ALARIF, et al. · TURKISH JOURNAL OF CHEMISTRY · 21

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Potent Antifouling Metabolites from Red Sea Organisms

2015 · Sultan S. Al-Lihaibi, Ahmed Abdel-Lateff, et al. · Asian Journal of Chemistry · 20

Polymorphisms of interleukin 4 and interleukin 4 receptor genes and bronchial asthma risk among Egyptian children

2021 · Afaf Elsaid, Rasha M.S. Shoaib, et al. · Clinical Biochemistry · 15

Works count: 85

Citation count: 1,200

H-index: 22

I10-index: 35