Results 71 to 80 of about 6,787 (215)

Xanthone production in calli and suspended cells of Hypericum perforatum

open access: yes, 2001
7 pages, 4 figures, 1 table.Calli and suspended cells of Hypericum perforatum accumulated xanthones with the 1,3,6,7 and 1,3,5,6-oxygenation pattern. Xanthone accumulation was highly influenced by hormone supplementation.
Andrade, Paula B.   +4 more
core   +1 more source

Two New Diphenylketones and a New Xanthone from Talaromyces islandicus EN-501, an Endophytic Fungus Derived from the Marine Red Alga Laurencia okamurai

open access: yesMarine Drugs, 2016
Two new diphenylketones (1 and 2), a new xanthone (3), and a known xanthone analogue (4) were isolated and identified from Talaromyces islandicus EN-501, an endophytic fungus obtained from the fresh collected marine red alga Laurencia okamurai.
Hong-Lei Li   +4 more
doaj   +1 more source

Garcinone C Suppresses Cancer Stem Cells and Induces Apoptosis in Triple‐Negative Breast Cancer Through Canonical Wnt Signaling

open access: yesFood Frontiers, Volume 7, Issue 3, May 2026.
Garcinone C (Gar. C), a xanthone derived from mangosteen (Garcinia mangostana), suppresses triple‐negative breast cancer growth and stemness by inducing mitochondrial‐mediated apoptosis and inhibiting the Wnt/β‐catenin pathway, highlighting its potential as a natural compound for the prevention and treatment TNBC.
Danhong Zheng   +4 more
wiley   +1 more source

Two new xanthone glycosides from Swertia tetraptera

open access: yes, 2001
Two new xanthone glycosides, tetraswerosides A and B, were isolated from the whole plant of Swertia tertraptera. Their structures were determined as 3-O-beta -D-glucopyranosyl-1-hydroxy-4,7-dimethoxyxanthone and 3-O-[beta -D-xylopyranosyl-(1-->6)-beta -D-
Chen, YZ   +4 more
core  

Optimalisasi Produksi Xanthone Manggis sebagai Bahan Industri Fitofarmaka [PDF]

open access: yes, 2007
Buah Manggis (Garcinia mangostana L.) diketahui mempunyai fungsi sebagai obat. Tanaman manggis mengandung senyawa bahan alam yaitu xanthone yang berpotensi sebagai antioksidan, antiinflamasi, antibakteri, antivirus, dan antikanker.
Dzajuli, M.   +3 more
core  

Mechanistic Insights Into the Photosensitizing Properties of the Topical Retinoid Tazarotene

open access: yesChemMedChem, Volume 21, Issue 8, 28 April 2026.
Light‐activated retinoids: Tazarotene and its active metabolite tazarotenic acid form long‐lived triplet excited states upon UVA irradiation, generating singlet oxygen and promoting photochemical reactions. These processes correlate with reduced fibroblast viability under light exposure, revealing potential phototoxicity and implications for combined ...
Juan A. Soler‐Orenes   +5 more
wiley   +1 more source

Xanthone glycosides from Swertia franchetiana

open access: yes, 2005
A new xanthone glycoside ( 1) has been isolated from Swertia franchetiana together with five known xanthone glycosides. Their structures were elucidated as 7-O-[beta-D-xylopyranosyl-(1 --> 2)-beta-D-xylopyranosyl]-1,7,8-trihydroxy-3-methoxyxanthone (1 ...
Wang, SS   +6 more
core   +1 more source

Untersuchungen in der Xanthon‐Reihe

open access: yesBerichte der deutschen chemischen Gesellschaft (A and B Series), 1922
n ...
V. dem Knesebeck, Anna Marie   +1 more
openaire   +2 more sources

Prenylates Xanthones from Garcinia xanthochymus.

open access: yesChemInform, 2003
AbstractFor Abstract see ChemInform Abstract in Full Text.
Chanmahasathien, Wisinee   +6 more
openaire   +3 more sources

Tetrasaccharide multi-esters and xanthone glycosides from the roots of Polygala wattersii

open access: yes, 2000
Ten new tetrasaccharide multi-esters, watteroses A-J (1-10), and two new xanthone glycosides, wattersiixanthones A (11) and B (12), were isolated from the roots of Polygala wattersii, together with 11 known compounds (10 oligosaccharide multi-esters and ...
Chen, XM   +5 more
core  

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