from the roots of Hypericum obongifolium Wall.
Until now, many different secondary metabolites from Bryophytes have been obtained, such as terpenoids (mono-, di-, tri-), phenolics (flavonoids, xanthones
and benzoic and cinnamic derivatives), lignins, lipids, fatty acids, steroids, carotenoids and some aromatic compounds, etc.
Antibacterial activity of crude extracts from Mexican medicinal plants and purified coumarins and xanthones
Tests were performed for the detection of phenols, flavones, flavonols, xanthones
, catechins, anthocyanins, anthocyanidins, triterpenoids, flavanones, saponins, alkaloids, and tannins.
Secoiridoids and xanthones
from Gentianella nitida.
Flavonoids and xanthones
from Tripterospermum Chinense.
These ultra-pure beauty drops bathe skin in natural free radical fighting xanthones
, beautifying essential minerals, and cell-renewing phytonutrients.
Chemical constituents of Calophyllum brasiliensis: structure elucidation of seven new xanthones
and their cancer chemopreventive activity.
4], at least 68 distinct xanthones
have been identified in different parts of the G.
Endophytes provide a broad variety of bioactive compounds with unique structure, including secondary metabolites alkaloids, benzopyranones, chinones, flavonoids, phenolic acids, quinines, steroids, terpenoids, tetralones, xanthones
and others (7).
Several compounds in the pericarp of the mangosteen have recently been identified, mainly polyphenolic compounds including anthocyanins, xanthones
, garcinone E, 8-deoxygartanin, gartanin, prenylated xanthones
, and condensed tannin [1, 2].
Shan T et in their study concluded that Xanthones
from mangosteen extracts acts natural chemopreventive agents.