Evidence map›Paper›PMID 25803864›Full record

ArticlePloS one2015

Lysophosphatidylcholine acyltransferase1 overexpression promotes oral squamous cell carcinoma progression via enhanced biosynthesis of platelet-activating factor.

Tomomi Shida-Sakazume, Yosuke Endo-Sakamoto, Motoharu Unozawa, Chonji Fukumoto, Ken Shimada, Atsushi Kasamatsu, Katsunori Ogawara, Hidetaka Yokoe, Masashi Shiiba, Hideki Tanzawa and 1 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
0.9field-weighted citation impact, top 27% 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

36 citing papers in PubMed, 55 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 1 country.

Tomomi Shida-SakazumeDepartment of Oral Science, Graduate School of Medicine, Chiba University, Chiba, Japan.
Yosuke Endo-SakamotoDepartment of Dentistry and Oral-Maxillofacial Surgery, Chiba University Hospital, Chiba, Japan.
Motoharu UnozawaDepartment of Oral Science, Graduate School of Medicine, Chiba University, Chiba, Japan.
Chonji FukumotoDepartment of Oral Science, Graduate School of Medicine, Chiba University, Chiba, Japan.
Ken ShimadaDepartment of Dentistry and Oral-Maxillofacial Surgery, Chiba University Hospital, Chiba, Japan.
Atsushi KasamatsuDepartment of Dentistry and Oral-Maxillofacial Surgery, Chiba University Hospital, Chiba, Japan.
Katsunori OgawaraDepartment of Dentistry and Oral-Maxillofacial Surgery, Chiba University Hospital, Chiba, Japan.
Hidetaka YokoeDepartment of Oral and Maxillofacial Surgery Research Institute, National Defense Medical College, Saitama, Japan.
Masashi ShiibaDepartment of Medical Oncology, Graduate School of Medicine, Chiba University, Chiba, Japan.
Hideki TanzawaDepartment of Oral Science, Graduate School of Medicine, Chiba University, Chiba, Japan; Department of Dentistry and Oral-Maxillofacial Surgery, Chiba University Hospital, Chiba, Japan.
Katsuhiro UzawaDepartment of Oral Science, Graduate School of Medicine, Chiba University, Chiba, Japan; Department of Dentistry and Oral-Maxillofacial Surgery, Chiba University Hospital, Chiba, Japan.
Chiba University · JPChiba University Hospital · JPNational Defense Medical College · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe relevance of lysophosphatidylcholine acyltransferase1 (LPCAT1), a cytosolic enzyme in the remodeling pathway of phosphatidylcholine metabolism, in oral squamous cell carcinoma (OSCC) is unknown. We investigated LPCAT1 expression and its functional mechanism in OSCCs.

methodsWe analyzed LPCAT1 mRNA and protein expression levels in OSCC-derived cell lines. Immunohistochemistry was performed to identify correlations between LPCAT1 expression levels and primary OSCCs clinicopathological status. We established LPCAT1 knockdown models of the OSCC-derived cell lines (SAS, Ca9-22) for functional analysis and examined the association between LPCAT1 expression and the platelet-activating factor (PAF) concentration and PAF-receptor (PAFR) expression.

resultsLPCAT1 mRNA and protein were up-regulated significantly (p<0.05) in OSCC-derived cell lines compared with human normal oral keratinocytes. Immunohistochemistry showed significantly (p<0.05) elevated LPCAT1 expression in primary OSCCs compared with normal counterparts and a strong correlation between LPCAT1-positive OSCCs and tumoral size and regional lymph node metastasis. In LPCAT1 knockdown cells, cellular proliferation and invasiveness decreased significantly (p<0.05); cellular migration was inhibited compared with control cells. Down-regulation of LPCAT1 resulted in a decreased intercellular PAF concentration and PAFR expression.

conclusionLPCAT1 was overexpressed in OSCCs and correlated with cellular invasiveness and migration. LPCAT1 may contribute to tumoral growth and metastasis in oral cancer.

Indexed as

Up-Regulation1-Acylglycerophosphocholine O-AcyltransferaseCarcinoma, Squamous CellCell Line, TumorCell ProliferationGene Expression Regulation, NeoplasticGene Knockdown TechniquesHumansMouthMouth NeoplasmsNeoplasm InvasivenessPlatelet Activating FactorPlatelet Membrane GlycoproteinsReceptors, G-Protein-CoupledRNA, MessengerTumor Cells, Cultured1-Acylglycerophosphocholine O-AcyltransferaseLpcat1 protein, humanPlatelet Activating Factorplatelet activating factor receptorPlatelet Membrane GlycoproteinsReceptors, G-Protein-CoupledRNA, Messenger

Identifiers

PMID25803864
PMCPMC4372572
OpenAlexW2006694172

What OpenQuestion holds

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LicenceCC BY
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.