Results 41 to 50 of about 85,241 (243)

Yield and Chemical Composition of Raw Material from Meadow Arnica (Arnica chamissonis Less.) Depending on Soil Conditions and Nitrogen Fertilization

Agriculture, 2021
Considering the global tendency towards using valuable secondary metabolites of plant origin, there is a need to optimize the cultivation of herbal plants, e.g., the meadow arnica (A. chamissonis Less.).
Katarzyna Olesińska, Danuta Sugier, Zdzisław Kaczmarski   +2 more
doaj   +1 more source

Natural Sesquiterpene Lactones as Renewable Chemical Materials for New Medicinal Products

Eurasian Chemico-Technological Journal, 2013
Literature data and own research results on the technology for isolating natural sesquiterpene lactones such as arglabin, alantolactone, artemisinin, grosheimin, isoalantolactone, parthenolide, santonin and potential possibilities of their use as ...
S. M. Adekenov
doaj   +1 more source

Feature-Based Molecular Networking for the Exploration of the Metabolome Diversity of Common Egyptian Centaurea Species in Relation to Their Cytotoxic Activity

Molecules, 2023
Centaurea is a genus compromising over 250 herbaceous flowering species and is used traditionally to treat several ailments. Among the Egyptian Centaurea species, C. lipii was reported to be cytotoxic against multidrug-resistant cancer cells.
Eman H. Reda, Nesrine M. Hegazi, Mona Marzouk, Zienab T. Abdel Shakour, Ali M. El-Halawany, El-Sayeda A. El-Kashoury, Tarik A. Mohamed, Mahmoud A. A. Ibrahim, Khaled A. Shams, Nahla S. Abdel-Azim, Christopher J. Kampf, Thomas Efferth, Paul. W. Paré, Mohamed-Elamir F. Hegazy   +13 more
doaj   +1 more source

Sesquiterpene Lactones from Elephantopus scaber

Zeitschrift für Naturforschung B, 2005
The ethanolic and acetone extracts of the whole plant of Elephantopus scaber were found to contain ethyl hexadecanoate, ethyl-9,12-octadecadienoate, ethyl-(Z)-9-octadecenoate, ethyl octadecanoate, lupeol, stigmasterol, stigmasterol glucoside, deoxyelephantopin (1) and two new germacranolide sesquiterpene lactones named 17,19-dihydrodeoxyelephantopin (2)
Than, N. N., Fotso, Serge, Sevvana, Madhumati, Sheldrick, George M., Fiebig, Heinz-Herbert, Kelter, G., Laatsch, Hartmut   +6 more
openaire   +3 more sources

Sesquiterpene lactones. Part XXII. Sesquiterpene lactones in Species of the Genus Chrysanthemum

Acta Societatis Botanicorum Poloniae, 2015
A method of effective study on sesquiterpeine lactones in unknown plant material was worked out. This method allows the choice of species with high sesquiterpene lactones content and interesting chemical composition.
E. Błoszyk, B. Drożdż
doaj   +1 more source

Sesquiterpene Lactones – Insights into Biosynthesis, Regulation and Signalling Roles

Critical reviews in plant sciences
Sesquiterpene lactones (STLs) are bitter tasting plant specialized metabolites derived from farnesyl pyrophosphate (FPP) that contain a characteristic lactone ring.
Maximilian Frey, K. Vahabi, Katarina Cankar, Nathalie D. Lackus, Federico Padilla-González, Dae-Kyun Ro, Loren H. Rieseberg, Otmar Spring, A. Tissier   +8 more
semanticscholar   +1 more source

In vitro antimicrobial activity of total sesquiterpene lactones and phenols isolated from some Iraqi plants

مجلة بغداد للعلوم, 2008
The antimicrobial potency of the crude ethanolic extracts from different Iraqi plants were evaluated . Further more, total sesquiterpene lactones and phenolic compounds were isolated and their antimicrobial activity attempted.
Baghdad Science Journal
doaj   +1 more source

Cytotoxicity of the Sesquiterpene Lactones, Ivalin and Parthenolide in Murine Muscle Cell Lines and Their Effect on Desmin, a Cytoskeletal Intermediate Filament

Toxins, 2020
Vermeersiekte or “vomiting disease” is an economically important disease of ruminants following ingestion of Geigeria (G.) species in South Africa. Sheep are more susceptible, and poisoning is characterized by stiffness, regurgitation, bloat, paresis ...
Christo J. Botha, Y. Zethu Mathe, Gezina C. H. Ferreira, E. Annette Venter   +3 more
doaj   +1 more source

Cytotoxic sesquiterpene lactones from the aerial parts of Inula aucheriana.

Anais da Academia Brasileira de Ciências, 2015
Inula aucheriana DC is a member of the family Asteraceae which is known to produce cytotoxic secondary metabolites noted as sesquiterpene lactones. In the present study, sesquiterpene lactones inuchinenolide B, 6-deoxychamissonolide (stevin) and 14 ...
Ahmad Reza Gohari, Mahmoud Mosaddegh, Farzaneh Naghibi, Bahara Eslami-Tehrani, Atefeh Pirani, Maryam Hamzeloo-Moghadam, Roger W. Read   +6 more
doaj   +1 more source

Ring Formation in Sesquiterpene Synthesis: Biomimetic vs. Non‐Biomimetic Strategies

European Journal of Organic Chemistry, EarlyView.
A short review of cyclase enzyme‐mediated ring formation in sesquiterpene biosynthesis is presented as a prelude to six case studies examining the merits and demerits of biomimetic vs. non‐biomimetic strategies for carbocyclisation in the total synthesis of this iconic natural product class.
Bohan Lin, Chen Dai, Alan C. Spivey
wiley   +1 more source