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Glochodpurnoid B from Glochidion puberum Induces Endoplasmic Reticulum Stress-Mediated Apoptosis in Colorectal Cancer Cells
Glochidpurnoids A and B ( and ), two new coumaroyl or feruloyl oleananes, along with 17 known triterpenoids ( - ) were obtained from the stems and twigs of . Their structures were elucidated by extensive spectroscopic data analyses, chemical methods, and single crystal X-ray diffraction. All compoun...
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Published in: | Molecules (Basel, Switzerland) Switzerland), 2023-01, Vol.28 (2), p.511 |
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Main Authors: | , , , , , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites |
Online Access: | Get full text |
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Summary: | Glochidpurnoids A and B (
and
), two new coumaroyl or feruloyl oleananes, along with 17 known triterpenoids (
-
) were obtained from the stems and twigs of
. Their structures were elucidated by extensive spectroscopic data analyses, chemical methods, and single crystal X-ray diffraction. All compounds were screened for cytotoxicity against the colorectal cancer cell line HCT-116, and
,
,
,
,
, and
showed remarkable inhibitory activities (IC
: 0.80-2.99 μM), being more active than the positive control 5-fluorouracil (5-FU). The mechanistic study of
, the most potent compound, showed that it could induce endoplasmic reticulum (ER) stress-mediated apoptosis and improve the sensitivity of HCT-116 cells to 5-FU. |
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ISSN: | 1420-3049 1420-3049 |
DOI: | 10.3390/molecules28020511 |