Ashraf S.A. El-Sayed

Production and bioprocess optimization of antitumor Epothilone B analogue from Aspergillus fumigatus, endophyte of Catharanthus roseus, with response surface methodology

Ashraf S.A. El-Sayed, Ahmed A. Shindia, Gul Shad Ali et al. · Enzyme and Microbial Technology · 2020 · 62 citations

Life Sciences, Biotechnology, Medicinal Chemistry +17

Production, bioprocess optimization and anticancer activity of Camptothecin from Aspergillus terreus and Aspergillus flavus, endophytes of Ficus elastica

Ashraf S.A. El-Sayed, Salwa A. Khalaf, Hany A. Azez et al. · Process Biochemistry · 2021 · 53 citations

Life Sciences, Biotechnology, Microbiology +17

Bioprocesses optimization and anticancer activity of camptothecin from Aspergillus flavus, an endophyte of in vitro cultured Astragalus fruticosus

Ashraf S.A. El-Sayed, Rawia Zayed, Ashraf F. El‐Baz et al. · Molecular Biology Reports · 2022 · 46 citations

Life Sciences, Biotechnology, Microbiology +16

Potential insecticidal activity of Sarocladium strictum, an endophyte of Cynanchum acutum, against Spodoptera littoralis, a polyphagous insect pest

Ashraf S.A. El-Sayed, Ahmed H. Moustafa, Hussein A. Hussein et al. · Biocatalysis and Agricultural Biotechnology · 2020 · 45 citations

Life Sciences, Botany, Entomology +13

L-Amino acid oxidase from filamentous fungi: screening and optimization

Ashraf S.A. El-Sayed, Yomna A. Zaher, Yomna A. Zaher · Annals of Microbiology · 2011 · 44 citations · Full text

Life Sciences, Biotechnology, Microbiology +10