Evidence map›Paper›PMID 28710449›Full record

ArticleScientific reports2017

Combined deletion and DNA methylation result in silencing of FAM107A gene in laryngeal tumors.

Katarzyna Kiwerska, Marcin Szaumkessel, Julia Paczkowska, Magdalena Bodnar, Ewa Byzia, Ewelina Kowal, Magdalena Kostrzewska-Poczekaj, Joanna Janiszewska, Kinga Bednarek, Małgorzata Jarmuż-Szymczak and 6 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

15 citing papers in PubMed, 18 citations in OpenAlex.

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  14. The Stress-Inducible Protein DRR1 Exerts Distinct Effects on Actin Dynamics.International journal of molecular sciences · 2018
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  15. Downregulation ofAmerican journal of cancer research · 2018
    Article
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

16 authors at 6 institutions in 2 countries.

Katarzyna KiwerskaInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland. katarzyna.kiwerska@igcz.poznan.pl.
Marcin SzaumkesselInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Julia PaczkowskaInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Magdalena BodnarDepartment of Clinical Pathomorphology, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University in Toruń, Curie-Sklodowskiej 9, 85-094, Bydgoszcz, Poland.
Ewa ByziaInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Ewelina KowalInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Magdalena Kostrzewska-PoczekajInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Joanna JaniszewskaInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Kinga BednarekInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Małgorzata Jarmuż-SzymczakInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Ewelina KalinowiczDepartment of Otolaryngology and Laryngeal Oncology, Poznan University of Medical Sciences, Przybyszewskiego 49, 60-355, Poznań, Poland.
Małgorzata WierzbickaDepartment of Otolaryngology and Laryngeal Oncology, Poznan University of Medical Sciences, Przybyszewskiego 49, 60-355, Poznań, Poland.
Reidar GrenmanDepartment of Otorhinolaryngology, Head and Neck Surgery and Department of Medical Biochemistry, Turku University Central Hospital and Turku University, PO Box 52 FI-20521, Turku, Finland.
Krzysztof SzyfterInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Andrzej MarszałekOncologic Pathology and Prophylaxis Poznan University of Medical Sciences & Greater Poland Cancer Center, Garbary 15, 61-866, Poznań, Poland.
Maciej GiefingInstitute of Human Genetics, Polish Academy of Sciences, Strzeszyńska 32, 60-479, Poznań, Poland.
Polish Academy of Sciences · PLPoznan University of Medical Sciences · PLInstitute of Human Genetics · PLGreater Poland Cancer Center · PLNicolaus Copernicus University · PLTurku University Hospital · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Larynx squamous cell carcinoma (LSCC) is characterized by complex genotypes, with numerous abnormalities in various genes. Despite the progress in diagnosis and treatment of this disease, 5-year survival rates remain unsatisfactory. Therefore, the extended studies are conducted, with the aim to find genes, potentially implicated in this cancer. In this study, we focus on the FAM107A (3p14.3) gene, since we found its significantly reduced expression in LSCC by microarray profiling (Affymetrix U133 Plus 2.0 array). By RT-PCR we have confirmed complete FAM107A downregulation in laryngeal cancer cell lines (15/15) and primary tumors (21/21) and this finding was further supported by FAM107A protein immunohistochemistry (15/15). We further demonstrate that a combined two hit mechanism including loss of 3p and hypermethylation of FAM107A promoter region (in 9/15 cell lines (p < 0.0001) and in 15/21 primary tumors (p < 0.0001)) prevails in the gene transcriptional loss. As a proof of principle, we show that Decitabine - a hypomethylating agent - restores FAM107A expression (5 to 6 fold increase) in the UT-SCC-29 cell line, characterized by high DNA methylation. Therefore, we report the recurrent inactivation of FAM107A in LSCC, what may suggest that the gene is a promising tumor suppressor candidate involved in LSCC development.

Indexed as

Gene Expression Regulation, NeoplasticProtein Processing, Post-TranslationalAntimetabolites, AntineoplasticCarcinoma, Squamous CellCell Line, TumorDecitabineGene Expression ProfilingGenes, Tumor SuppressorHumansLaryngeal NeoplasmsMethylationMicroarray AnalysisNeoplasm ProteinsNeoplasm StagingNuclear ProteinsPhosphorylationAntimetabolites, AntineoplasticDecitabineFAM107A protein, humanNeoplasm ProteinsNuclear Proteins

Identifiers

PMID28710449
PMCPMC5511162
OpenAlexW2735783888

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Registered trials

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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.