Evidence map›Paper›PMID 27621003›Full record

ArticleThe Journal of surgical research2016

Breast cancer sphingosine-1-phosphate is associated with phospho-sphingosine kinase 1 and lymphatic metastasis.

Junko Tsuchida, Masayuki Nagahashi, Masato Nakajima, Kazuki Moro, Kumiko Tatsuda, Rajesh Ramanathan, Kazuaki Takabe, Toshifumi Wakai

Open access · greenAbstract read
In one paragraph

Article in The Journal of surgical research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 1 pooled it
4.7field-weighted citation impact, top 5% 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

45 citing papers in PubMed, 1 synthesis or guideline pooled it, 59 citations in OpenAlex.

  1. Pooled it
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  8. Targeting Sphingosine-1-Phosphate Signaling in Breast Cancer.International journal of molecular sciences · 2024
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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 2 institutions in 2 countries.

Junko TsuchidaDivision of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata City, Japan.
Masayuki NagahashiDivision of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata City, Japan. Electronic address: mnagahashi@med.niigata-u.ac.jp.
Masato NakajimaDivision of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata City, Japan.
Kazuki MoroDivision of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata City, Japan.
Kumiko TatsudaDivision of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata City, Japan.
Rajesh RamanathanDivision of Surgical Oncology, Department of Surgery, Virginia Commonwealth University School of Medicine and the Massey Cancer Center, Richmond, Virginia.
Kazuaki TakabeDivision of Surgical Oncology, Department of Surgery, Virginia Commonwealth University School of Medicine and the Massey Cancer Center, Richmond, Virginia; Breast Surgery, Roswell Park Cancer Institute, Buffalo, New York.
Toshifumi WakaiDivision of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata City, Japan.
Niigata University · JPVirginia Commonwealth University · US

Funding

Virus Vector Shared ResourceP30CA016059 · NCI · VIRGINIA COMMONWEALTH UNIVERSITY · PI Keri R Maher · 1985 to 2026
$51.0M
Sphingosine-1 Phosphate in Breast Cancer Progression and LymphangiogenesisR01CA160688 · NCI · VIRGINIA COMMONWEALTH UNIVERSITY · PI TAKABE, KAZUAKI · 2012 to 2016
$1.5M
NCI NIH HHS P30 CA016059NCI NIH HHS R01 CA160688
6 · The paper itself

Abstract

backgroundSphingosine-1-phosphate (S1P), a pleiotropic bioactive lipid mediator, has been implicated as a key regulatory molecule in cancer through its ability to promote cell proliferation, migration, angiogenesis, and lymphangiogenesis. Previous studies suggested that S1P produced by sphingosine kinase 1 (SphK1) in breast cancer plays important roles in progression of disease and metastasis. However, the associations between S1P and clinical parameters in human breast cancer have not been well investigated to date. MATERIALS AND

methodsWe determined levels of S1P and other sphingolipids in breast cancer tissue by electrospray ionization-tandem mass spectrometry. Associations between S1P levels and clinicopathologic features of the tumors were analyzed. Expression of phospho-SphK1 (pSphK1) in breast cancer tissues was determined by immunohistochemical scoring.

resultsLevels of S1P in breast cancer tissues were significantly higher in patients with high white blood cell count in the blood than those patients without. S1P levels were lower in patients with human epidermal growth factor receptor 2 overexpression and/or amplification than those patients without. Furthermore, cancer tissues with high pSphK1 expression showed significantly higher levels of S1P than cancer tissues without. Finally, patients with lymph node metastasis showed significantly higher levels of S1P in tumor tissues than the patients with negative nodes.

conclusionsTo our knowledge, this is the first study to demonstrate that high expression of pSphK1 is associated with higher levels of S1P, which in turn is associated with lymphatic metastasis in breast cancer.

Indexed as

Breast NeoplasmsFemaleGenes, erbB-2HumansLymphatic MetastasisLysophospholipidsMiddle AgedPhosphotransferases (Alcohol Group Acceptor)Receptors, EstrogenReceptors, ProgesteroneSphingosineSphingosine KinaseTriple Negative Breast NeoplasmsLysophospholipidsPhosphotransferases (Alcohol Group Acceptor)Receptors, EstrogenReceptors, ProgesteroneSphingosinesphingosine 1-phosphateSphingosine KinaseBreast cancerHER2InflammationLymphatic metastasisPhospho-sphingosine kinase 1Sphingosine-1-phosphate

Identifiers

PMID27621003
PMCPMC5022789
OpenAlexW2441191196

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.