Evidence map›Paper›PMID 21072003›Full record

ArticleExperimental & molecular medicine2010

Triptolide downregulates human GD3 synthase (hST8Sia I) gene expression in SK-MEL-2 human melanoma cells.

Haw-Young Kwon, Seok-Jo Kim, Cheorl-Ho Kim, Sung-Wook Son, Kyoung-Sook Kim, Jai-Heon Lee, Su-Il Do, Young-Choon Lee

Open access · goldAbstract read
In one paragraph

Article in Experimental & molecular medicine, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.8field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 30 citations in OpenAlex.

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  10. Gangliosides as Signaling Regulators in Cancer.International journal of molecular sciences · 2021
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  19. Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Haw-Young KwonDepartment of Biotechnology, Brain Korea 21 Center for Silver-Bio Industrialization, Dong-A University, Busan 604-714, Korea.
Seok-Jo Kim
Cheorl-Ho Kim
Sung-Wook Son
Kyoung-Sook Kim
Jai-Heon Lee
Su-Il Do
Young-Choon Lee
Dong-A University · KRAjou University · KRSungkyunkwan University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, we have shown that gene expression of human GD3 synthase (hST8Sia I) is suppressed by triptolide (TPL) in human melanoma SK-MEL-2 cells. To elucidate the mechanism underlying the downregulation of hST8Sia I gene expression in TPL-treated SK-MEL-2 cells, we characterized the TPL-inducible promoter region within the hST8Sia I gene using luciferase constructs carrying 5'-deletions of the hST8Sia I promoter. Functional analysis of the 5'-flanking region of the hST8Sia I gene demonstrated that the -1146 to -646 region, which contains putative binding sites for transcription factors c-Ets-1, CREB, AP-1 and NF-κB, functions as the TPL-inducible promoter of hST8Sia I in SK-MEL-2 cells. Site-directed mutagenesis and ChIP analysis indicated that the NF-κB binding site at -731 to -722 is crucial for TPL-induced suppression of hST8Sia I in SK-MEL-2 cells. This suggests that TPL induces down-regulation of hST8Sia I gene expression through NF-κB activation in human melanoma cells.

Indexed as

Cell ProliferationDiterpenesDown-RegulationEpoxy CompoundsGenes, ReporterHumansNF-kappa BPhenanthrenesPromoter Regions, GeneticSialyltransferasesTumor Cells, Culturedalpha-N-acetylneuraminate alpha-2,8-sialyltransferaseDiterpenesEpoxy CompoundsNF-kappa BPhenanthrenesSialyltransferasestriptolide

Identifiers

PMID21072003
PMCPMC3015159
OpenAlexW1979666871

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.