Results 61 to 70 of about 6,834 (166)

Harnessing Phytochemicals for Brain Cancer Therapy: Insights Into Medulloblastoma and Glioblastoma Treatment

open access: yesPhytochemical Analysis, Volume 37, Issue 4, Page 507-535, June 2026.
ABSTRACT Primary brain tumors are life‐threatening diseases. Glioblastoma is the most aggressive type with a poor prognosis. Medulloblastoma is the most common pediatric brain tumor. While surgical treatments often result in recurrences owing to the complex nature of the tumor microenvironment, conventional treatments lower the quality of life of ...
Ilkay Irem Ozbek   +3 more
wiley   +1 more source

Cucurbitane- Triterpene Glycosides from the Fruits of

open access: yesNatural Product Communications, 2014
Four new cucurbitane- type triterpene glycosides, charantosides D-G ( 1 – 4 ) were isolated from a methanol extract of Momordica charantia fruits. The structures of these compounds were determined by chemical and spectroscopic methods to be (19 R )-5 β ...
Pham Hai Yen   +9 more
doaj   +1 more source

Triterpene Saponins from

open access: yesNatural Product Communications, 2010
A new triterpene saponin 3- O -β-D-glucopyranosyl-(1→4)-α-L-arabinopyranosyl-16α-hydroxy-13β,28-epoxy-oleanan-30-al ( 1 ), along with four known triterpene glycosides ( 2-5 ) were isolated from Cyclamen persicum.
Ghezala Mihci-Gaidi   +6 more
doaj   +1 more source

Holotoxin A1 Induces Apoptosis by Activating Acid Sphingomyelinase and Neutral Sphingomyelinase in K562 and Human Primary Leukemia Cells

open access: yesMarine Drugs, 2018
Marine triterpene glycosides are attractive candidates for the development of anticancer agents. Holotoxin A1 is a triterpene glycoside found in the edible sea cucumber, Apostichopus (Stichopus) japonicus. We previously showed that cladoloside C2, the 25(
Seong-Hoon Yun   +7 more
doaj   +1 more source

PECULIARITIES OF SECONDARY METABOLITES BIOSYNTHESIS IN PLANT CELL CULTURES

open access: yesInternational Journal of Secondary Metabolite, 2014
metabolites formation in plant cell cultures of Panax spp., (ginsenosides); Dioscorea deltoidea (steroid glycosides); Ajuga reptans, Serratula coronata, Rhaponticum carthamoides (ecdisteroids); Polyscias spp., (triterpene glycosides), Taxus spp. (taxoids)
A.M. NOSOV
doaj   +2 more sources

A Holothurian Triterpene Glycoside Holothurin A (= Echinoside A) Isolated From the Starfish

open access: yesNatural Product Communications, 2019
A triterpene glycoside identified as holothurin A 2 (= echinoside A) was isolated from the extract of the tropical starfish Choriaster granulatus and identified by extensive nuclear magnetic resonance (NMR) spectroscopy and electrospray ionization (ESI ...
Natalia V. Ivanchina   +4 more
doaj   +1 more source

Magnumosides B, B and C, Mono- and Disulfated Triterpene Tetraosides from the Vietnamese Sea Cucumber

open access: yesNatural Product Communications, 2017
Two new monosulfated triterpene glycosides, magnumosides B 3 (1) and B 4 (2) and one new disulfated triterpene glycoside, magnumoside C 3 (3) have been isolated from the tropical Indo-West Pacific sea cucumber Neothynidium (=Massinium) magnum ...
Alexandra S. Silchenko   +9 more
doaj   +1 more source

Cytotoxic Action of Triterpene Glycosides from Sea Cucumbers from the genus on Mouse Spleen Lymphocytes. Inhibition of Nonspecific Esterase

open access: yesNatural Product Communications, 2009
Four triterpene glycosides from sea cucumbers belonging to the genus Cucumaria , okhotoside A 1 -1 (1), cucumarioside A 0 -1 (2), frondoside A (3) and cucumarioside A 2 -2 (4) inhibit the activity of nonspecific esterase of mouse spleen lymphocytes.
Dmitry L. Aminin   +4 more
doaj   +1 more source

Triterpene glycosides of leguminosae [PDF]

open access: yesChemistry of Natural Compounds, 1970
V. Ya. Chirva   +2 more
openaire   +1 more source

Structure of Cucumariosides H, H, H and H, Triterpene Glycosides from the Sea Cucumber and Unprecedented Aglycone with 16,22-Epoxy-group

open access: yesNatural Product Communications, 2011
Four new triterpene glycosides cucumariosides H 5 ( 1 ), H 6 ( 2 ), H 7 ( 3 ) and H 8 ( 4 ) along with the known cucumarioside H ( 5 ) have been isolated from the Far Eastern sea cucumber Eupentacta fraudatrix.
Alexandra S. Silchenko   +6 more
doaj   +1 more source

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