J
Jürgen Ziesche
Researcher at Alexandria University
Publications - 4
Citations - 71
Jürgen Ziesche is an academic researcher from Alexandria University. The author has contributed to research in topics: Sonchus & Urospermum picroides. The author has an hindex of 4, co-authored 4 publications receiving 68 citations. Previous affiliations of Jürgen Ziesche include Technical University of Berlin.
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Sesquiterpene lactones from Ambrosia maritima (Damssissa)
Nabil A. Abdel Salam,Z. F. Mahmoud,Jürgen Ziesche,Jürgen Ziesche,Jasmin Jakupovic,Jasmin Jakupovic +5 more
TL;DR: Six sesquiterpene lactones were isolated from the aerial parts of Ambrosia maritima and four pseudoguaianolides were isolated for the first time in addition to parthenin and neoambrosin.
Journal ArticleDOI
Sesquiterpene lactones from sonchus macrocarpus
Z. F. Mahmoud,Sawsan El-Masry,Masouda E. Amer,Jürgen Ziesche,Jürgen Ziesche,Michael Grenz,Michael Grenz +6 more
TL;DR: In this paper, the eudesmanolides 15-hydroxy-4β, 15-dihydroreynosin, 15, 11β, 13-tetrahydroid, 15.5β, 14.1β and 15.2β were isolated from the roots of Sonchus macrocarpus.
Journal ArticleDOI
Two eudesmanolides from Sonchus macrocarpus
Z. F. Mahmoud,Sawsan El-Masry,Masouda E. Amer,Jürgen Ziesche,Jürgen Ziesche,Ferdinand Bohlmann,Ferdinand Bohlmann +6 more
TL;DR: The aerial parts of Sonchus macrocarpus afforded, in addition to known triterpenes, two new eudesmanolides.
Journal ArticleDOI
A glucoside of urospermal A
N.A.Abdel Salam,Z. F. Mahmoud,Jürgen Ziesche,Jürgen Ziesche,Ferdinand Bohlmann,Ferdinand Bohlmann +5 more
TL;DR: The aerial parts of Urospermum picroides afforded, in addition to urospermal A a p -hydroxylphenyl acetate of a glucoside of uros permal A as mentioned in this paper.