Evidence map›Paper›PMID 20658532›Full record

ArticleInternational journal of cancer2011

Cigarette smoke induces promoter methylation of single-stranded DNA-binding protein 2 in human esophageal squamous cell carcinoma.

Yiping Huang, Xiaofei Chang, Juna Lee, Yong Gu Cho, Xiaoli Zhong, Il-Seok Park, Jun-Wei Liu, Joseph A Califano, Edward A Ratovitski, David Sidransky and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in International journal of cancer, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

30 citing papers in PubMed, 44 citations in OpenAlex.

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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

11 authors at 3 institutions in 2 countries.

Yiping HuangDepartment of Dermatology, The Johns Hopkins University School of Medicine, Baltimore, MD 21231, USA.
Xiaofei Chang
Juna Lee
Yong Gu Cho
Xiaoli Zhong
Il-Seok Park
Jun-Wei Liu
Joseph A Califano
Edward A Ratovitski
David Sidransky
Myoung Sook Kim
Johns Hopkins Medicine · USJohns Hopkins University · USHallym University · KR

Funding

INTEGRATED DEVELOPMENT OF NOVEL MOLECULAR MARKERSU01CA084986 · NCI · JOHNS HOPKINS UNIVERSITY · PI SIDRANSKY, DAVID · 1999 to 2014
$33.8M
NCI NIH HHS U01 CA084986NCI NIH HHS U01-CA84986
6 · The paper itself

Abstract

Esophageal squamous cell carcinoma (ESCC) is the sixth most frequent cause of cancer death in the world, and cigarette smoke is a key factor in esophageal carcinogenesis. To identify molecular changes during cigarette smoke-induced ESCC, we examined the methylation status of 13 gene promoters in the human immortalized, nontumorigenic esophageal epithelial cell line (Het-1A) that were exposed to mainstream (MSE) or sidestream cigarette smoke extract (SSE) for 6 months in culture. The promoter of sequence-specific single-stranded DNA-binding protein 2 (SSBP2) was methylated in the Het-1A cells exposed to MSE (MSE-Het-1A). Promoter methylation (86%, 56/70) and downregulation of SSBP2 expression were frequently detected in tumor tissues from ESCC patients. In addition, reintroduction of SSBP2 in an ESCC cell line (TE1) that does not express SSBP2 and in the MSE-Het-1A cells inhibited expression of LRP6 and Dvl3, which are mediators of the Wnt signaling pathway. SSBP2 expression markedly decreased the colony-forming ability of ESCC cell lines and significantly inhibited cell growth of the MSE-Het-1A cells. Our results indicate that cigarette smoking is a cause of SSBP2 promoter methylation and that SSBP2 harbors a tumor suppressive role in ESCC through inhibition of the Wnt signaling pathway.

Indexed as

DNA MethylationNicotianaPromoter Regions, GeneticSmokeCarcinoma, Squamous CellCell Line, TransformedDNA-Binding ProteinsEsophageal NeoplasmsHumansImmunohistochemistryReverse Transcriptase Polymerase Chain ReactionDNA-Binding ProteinsSmokeSSBP2 protein, human

Identifiers

PMID20658532
PMCPMC3206631
OpenAlexW2010585604

What OpenQuestion holds

Textmetadata
LicenceTDM
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.