Results 151 to 160 of about 1,758 (205)

Antioxidative and anticancer effects of Tacca chantrieri extract enhancing cisplatin sensitivity in cholangiocarcinoma cells. [PDF]

open access: yesPLoS One
Armartmuntree N   +10 more
europepmc   +1 more source

Diarylheptanoids from Myrica arborea

Phytochemistry, 2000
Investigations of the stem and root bark of Myrica arborea (Myricaceae) have yielded two novel diarylheptanoids, myricarborin and 11-O-beta-D-xylopyranosylmyricanol along with the known myricanol and 5-O-beta-D-glucopyranosylmyricanol. The structures of the novel compounds were determined by spectroscopic methods.
Mathieu Tene   +2 more
exaly   +3 more sources

Novel Diarylheptanoids of Alpinia blepharocalyx

open access: yesCurrent Topics in Medicinal Chemistry, 2003
The seeds of Alpinia blepharocalyx K. Schum. (Zingiberaceae) is used in Chinese traditional medicine for the treatment of stomach disorders. From the ether fraction of a 95% ethanolic extract, which showed hepatoprotective and antiproliferative activities, we isolated 16 novel diarylheptanoids bearing a chalcone or a flavanone moiety [calyxins A-H ...
Kadota, Shigetoshi   +4 more
core   +5 more sources

Diarylheptanoids from Garuga pinnata

open access: yesPhytochemistry, 1993
Abstract The structures of three new diarylheptanoids of the biphenyl ether and biphenyl type, garuganins IV–VI, isolated from the petrol and chloroform extract of stem bark of Garuga pinnata , were established by spectroscopic methods (UV, IR, 1 H NMR, 13 C NMR) and chemical reactions.
VENKATRAMAN, G   +3 more
openaire   +3 more sources

Inhibitory Activity of Diarylheptanoids on Farnesyl Protein Transferase

open access: yesNatural Product Research, 2004
Diarylheptanoids [curcumin (1), demethoxycurcumin (2), bisdemethoxycurcumin (3), bisdimethoxymethylcurcumin (4), and 1,2-dihydrobis(de-O-methyl)curcumin (5)] were isolated from the methanolic extract of Curcuma longa L. and a new cyclic diarylheptanoid (6) and a known Compound 7 were isolated from fruits of Alnus japonica Steud.
Hyun-Mi, Kang   +6 more
openaire   +3 more sources

Trypanocidal Diarylheptanoids from Aframomum letestuianum

open access: yesJournal of Natural Products, 2003
Three new diarylheptanoids, (4Z,6E)-5-hydroxy-1-(4-hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl)hepta-4,6-dien-3-one, letestuianin A (1), (4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-4,6-dien-3-one, letestuianin B (2), and 1,7-bis(4-hydroxyphenyl)heptan-3,5-dione, letestuianin C (3), as well as the known (4Z,6E)-5-hydroxy-1,7-bis(4 ...
Pierre, Kamnaing   +10 more
openaire   +3 more sources

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