Evidence map›Paper›PMID 21406114›Full record

ArticleBMC cell biology2011

Requirement of Osteopontin in the migration and protection against Taxol-induced apoptosis via the ATX-LPA axis in SGC7901 cells.

Rihua Zhang, Jing Wang, Shijie Ma, Zuhu Huang, Guoxin Zhang

Open access · goldAbstract read
In one paragraph

Article in BMC cell biology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

11 citing papers in PubMed, 27 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

5 authors at 2 institutions in 1 country.

Rihua ZhangDepartment of Gastroenterology, Nanjing Medical University, Nanjing 210029, China.
Jing Wang
Shijie Ma
Zuhu Huang
Guoxin Zhang
Nanjing Medical University · CNJiangsu Province Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAutotaxin (ATX) possesses lysophospholipase D (lyso PLD) activity, which converts lysophosphatidylcholine (LPC) into lysophosphatidic acid (LPA). The ATX-LPA signaling axis has been implicated in angiogenesis, chronic inflammation and tumor progression. Osteopontin (OPN) is an important chemokine involved in the survival, proliferation, migration, invasion and metastasis of gastric cancer cells. The focus of the present study was to investigate the relationship between the ATX-LPA axis and OPN.

resultsIn comparison with non-treated cells, we found that the ATX-LPA axis up-regulated OPN expression by 1.92-fold in protein levels and 1.3-fold in mRNA levels. The ATX-LPA axis activates LPA2, Akt, ERK and ELK-1 and also protects SGC7901 cells from apoptosis induced by Taxol treatment.

conclusionsThis study provides the first evidence that expression of OPN induced by ATX-LPA axis is mediated by the activation of Akt and MAPK/ERK pathways through the LPA2 receptor. In addition, OPN is required for the protective effects of ATX-LPA against Taxol-induced apoptosis and ATX-LPA-induced migration of SGC7901 cells.

Indexed as

Signal TransductionApoptosisCell Line, TumorCell Movementets-Domain Protein Elk-1Gene ExpressionHumansLysophospholipase DLysophospholipidsMultienzyme ComplexesOsteopontinPaclitaxelPhosphodiesterase IPhosphoric Diester HydrolasesProtein Tyrosine PhosphatasesProto-Oncogene Proteins c-aktB59 protein, humanELK1 protein, humanets-Domain Protein Elk-1lysophosphatidic acidLysophospholipase DLysophospholipidsMultienzyme ComplexesOsteopontinPaclitaxelPhosphodiesterase IPhosphoric Diester HydrolasesProtein Tyrosine PhosphatasesProto-Oncogene Proteins c-aktPyrophosphatasesReceptors, Lysophosphatidic AcidRNA, Messenger

Identifiers

PMID21406114
PMCPMC3068946
OpenAlexW2029346712

What OpenQuestion holds

Textmetadata
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.