Results 81 to 90 of about 45,683 (253)

4,5-Seco-Guaiane and a Nine-Membered Sesquiterpene Lactone from Holostylis reniformis

open access: yesMolecules, 2012
Root extracts of Holostylis reniformis (Aristolochiaceae) yielded three new natural sesquiterpenes, a sesquiterpene with an unusual carbon skeleton, 4,5-seco-guaiane (7-epi-11-hydroxychabrolidione A, 1), a nine-membered lactone with new carbon skeleton ...
Antoniana U. Krettli   +5 more
doaj   +1 more source

Review of phytochemical and antioxidant properties of Ethiopian medicinal plants

open access: yesJSFA reports, EarlyView.
Abstract Ethiopia possesses a rich ethnobotanical heritage and diverse medicinal flora that play an important role in traditional healthcare. Many Ethiopian medicinal plants contain bioactive phytochemicals with potential antioxidant properties. This capital of indigenous knowledge has contributed to the documentation of different medicinal plants that
Endalamaw Yihune   +2 more
wiley   +1 more source

A new sesquiterpene glucoside from Erigeron breviscapus

open access: yes, 2003
A new sesquiterpene glucoside, erigeside E, was isolated from the ethanol extracts of the whole plants of Erigeron breviscapus (Vant.) Hand-Mazz.
Chen, B, Chinese Acad Sci, Chengdu Inst Biol, Chengdu 610041, Peoples R China.   +3 more
core  

Sesquiterpene synthases: Passive catalysts or active players?

open access: yes, 2012
Sesquiterpene synthases catalyse the metal dependent turnover of farnesyl diphosphate to generate a class of natural products characterised by an enormous diversity in structure, stereochemistry, biological function and application.
Miller, David James   +3 more
core   +1 more source

Total synthesis of panicein A2

open access: yesBeilstein Journal of Organic Chemistry, 2015
The first total synthesis of the unusual aromatic sesquiterpene panicein A2 is reported and the structure of the natural product has been confirmed. When tested by the NCI against a range of human cancer cell lines, it was found that panicein A2 exhibits
Lili Yeung   +4 more
doaj   +1 more source

Salt‐induced nutritional and metabolic shifts in halophytes: implications for food security

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Plant species vary in their response to salinity: some crops show a degree of salt tolerance, while halophytes – whether wild or cultivated – are characterized by a high capacity to thrive under saline conditions. Halophytes are considered a source of valuable secondary metabolites with potential economic value, yet they might also produce ...
Giulia Atzori   +9 more
wiley   +1 more source

Zonarene, a sesquiterpene from the brown seaweed Dictyopteris zonarioides

open access: yes, 1972
The major hydrocarbon component of the brown seaweed Dictyopteris zonarioides, zonarene, has been isolated and identified as the first C15H24 conjugated diene sesquiterpene of the cadanane ...
Richard M. Wing and Phillip C. Radlick   +1 more
core  

Novel sesquiterpene and coumarin constituents from the whole herbs of Crossostephium chinense

open access: yes, 2009
Novel sesquiterpene, named crossostephin ( 1), and coumarin, named biscopoletin ( 2), together with four known compounds, artesin, tanacetin, scopoletin, and scopolin, were isolated from the 70% ethanolic extract of the whole herbs of Crossostephium ...
Wu, Qi   +4 more
core   +1 more source

From nature to nanoscale: advances, challenges, and preclinical translation of nanofiber drug delivery systems containing plant‐derived active ingredients

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract Since the early 1960s, nanotechnology has been a critical area of science, allowing for the development of sophisticated nanomaterials. Nanofibers, one of the most widely used nanotechnological drug delivery systems, have emerged as a highly versatile platform within modern pharmaceutical sciences.
Heybet Kerem Polat   +7 more
wiley   +1 more source

A new sesquiterpene from the roots of Biondia hemsleyana

open access: yes, 2005
A new sesquiterpene with a unusual modified germacrane skeleton was isolated from the ethanol extracts of the roots of Biondia hemsleyana and its structure was elucidated as 3 beta-hydroxy-4,14-cyclogermacra-11-en-9-one by the spectroscopic methods and X-
Tan, XG   +4 more
core  

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