Evidence map›Paper›PMID 20480410›Full record

ArticleTumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine2010

Expression of sphingosine-1-phosphate receptors and lysophosphatidic acid receptors on cultured and xenografted human colon, breast, melanoma, and lung tumor cells.

Reinhard Müller, Christoph Berliner, Jessica Leptin, Daniel Pörtner, Wojciech Bialecki, Burkhard Kleuser, Udo Schumacher, Novica M Milićević

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Article in Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

8 citing papers in PubMed, 15 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

8 authors at 4 institutions in 2 countries.

Reinhard MüllerCenter for Experimental Medicine, Institute of Anatomy II: Experimental Morphology, University Hospital Hamburg-Eppendorf, Hamburg, Germany.
Christoph Berliner
Jessica Leptin
Daniel Pörtner
Wojciech Bialecki
Burkhard Kleuser
Udo Schumacher
Novica M Milićević
Universität Hamburg · DEUniversity Medical Center Hamburg-Eppendorf · DEUniversity of Belgrade · RSUniversity of Potsdam · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The lysophospholipids sphingosine-1-phosphate (S1P) and lysophosphatidic acid (LPA) are small lipid molecules with a variety of physiological roles. Additionally, their involvement in the initiation and progression of malignant tumors has been increasingly recognized in recent years. However, the data on the expression of S1P and LPA receptors on different cancer cells are very few. Real-time polymerase chain reaction was used for the analysis of mRNA expression of five S1P((1-5)) and three LPA((1-3)) receptors on a large panel of 13 colon, breast, melanoma, and lung cancer cell lines. Furthermore, the modulation of S1P and LPA receptor mRNA expression was studied upon xenotransplantation of tumor cells into severe combined immunodeficient (SCID) mice. The S1P and LPA receptors were expressed to a variable degree on all tumor cell lines tested (with exception of colon cancer SW480). Most notably, tumor cell lines in vitro expressed S1P(2) mRNA that was down-regulated upon xenotransplantation, whereas LPA(2) receptor mRNA was strongly expressed both in vitro and in vivo (except by breast cancer cells). The latter was especially distinctive for small cell lung tumor cells. The S1P and LPA receptors are differentially expressed on tumor cell lines in vitro. Their expression is modulated upon xenografting into SCID mice in vivo.

Indexed as

AnimalsBreast NeoplasmsColonic NeoplasmsEndothelium, VascularFemaleHumansImmunoenzyme TechniquesLung NeoplasmsLysophospholipidsMelanomaMiceMice, SCIDNeoplasm TransplantationReceptors, Lysophosphatidic AcidReceptors, LysosphingolipidReverse Transcriptase Polymerase Chain Reactionlysophosphatidic acidLysophospholipidsReceptors, Lysophosphatidic AcidReceptors, LysosphingolipidRNA, MessengerSphingosinesphingosine 1-phosphate

Identifiers

PMID20480410
OpenAlexW2031552854

What OpenQuestion holds

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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.