Evidence map›Paper›PMID 32293985›Full record

ArticleMolecular biology of the cell2020

Matrix stiffness-sensitive long noncoding RNA NEAT1 seeded paraspeckles in cancer cells.

Vanja Todorovski, Archa H Fox, Yu Suk Choi

Open access · bronzeAbstract read
In one paragraph

Article in Molecular biology of the cell, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

20 citing papers in PubMed, 28 citations in OpenAlex.

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  11. A biomechanical view of epigenetic tumor regulation.Journal of biological physics · 2023
    Review
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  19. Article
  20. The matrix in cancer.Nature reviews. Cancer · 2021
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors at 1 institution in 1 country.

Vanja TodorovskiSchool of Human Sciences, The University of Western Australia, Crawley 6009, Australia.
Archa H FoxSchool of Human Sciences, The University of Western Australia, Crawley 6009, Australia.
Yu Suk ChoiSchool of Human Sciences, The University of Western Australia, Crawley 6009, Australia.
The University of Western Australia · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cancer progression is influenced by changes in the tumor microenvironment, such as the stiffening of the extracellular matrix. Yet our understanding of how cancer cells sense and convert mechanical stimuli into biochemical signals and physiological responses is still limited. The long noncoding RNA nuclear paraspeckle assembly transcript 1 (NEAT1), which forms the backbone of subnuclear "paraspeckle" bodies, has been identified as a key genetic regulator in numerous cancers. Here, we investigated whether paraspeckles, as defined by NEAT1 localization, are mechanosensitive. Using tunable polyacrylamide hydrogels of extreme stiffnesses, we measured paraspeckle parameters in several cancer cell lines and observed an increase in paraspeckles in cells cultured on soft (3 kPa) hydrogels compared with stiffer (40 kPa) hydrogels. This response to soft substrate is erased when cells are first conditioned on stiff substrate, and then transferred onto soft hydrogels, suggestive of mechanomemory upstream of paraspeckle regulation. We also examined some well-characterized mechanosensitive markers, but found that lamin A expression, as well as YAP and MRTF-A nuclear translocation did not show consistent trends between stiffnesses, despite all cell types having increased migration, nuclear, and cell area on stiffer hydrogels. We thus propose that paraspeckles may prove of use as mechanosensors in cancer mechanobiology.

Indexed as

Adaptor Proteins, Signal TransducingBiomechanical PhenomenaCell Line, TumorCell MovementCell NucleusCell ShapeExtracellular MatrixFemaleHumansLamin Type AMechanotransduction, CellularMyosin Type IINeoplasm MetastasisNeoplasmsRNA, Long NoncodingTrans-ActivatorsAdaptor Proteins, Signal TransducingLamin Type AMRTFA protein, humanMyosin Type IINEAT1 long non-coding RNA, humanRNA, Long NoncodingTrans-ActivatorsTranscription FactorsYAP1 protein, humanYAP-Signaling Proteins

Identifiers

PMID32293985
PMCPMC7521846
OpenAlexW3015628385

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.