Evidence map›Paper›PMID 26344692›Full record

ArticleOncogenesis2015

Stiff substrates increase YAP-signaling-mediated matrix metalloproteinase-7 expression.

A Nukuda, C Sasaki, S Ishihara, T Mizutani, K Nakamura, T Ayabe, K Kawabata, H Haga

Abstract read
In one paragraph

Article in Oncogenesis, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers.

0numbers the graph read from it
0cells of the map it votes in
59citing papers in PubMed
–field-weighted citation impact
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

59 citing papers in PubMed.

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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.

A NukudaTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
C SasakiTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
S IshiharaTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
T MizutaniTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
K NakamuraTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
T AyabeTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
K KawabataTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.
H HagaTransdisciplinary Life Science Course, Faculty of Advanced Life Science, Hokkaido University, Sapporo, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Abnormally stiff substrates have been shown to trigger cancer progression. However, the detailed molecular mechanisms underlying this trigger are not clear. In this study, we cultured T84 human colorectal cancer cells on plastic dishes to create a stiff substrate or on collagen-I gel to create a soft substrate. The stiff substrate enhanced the expression of matrix metalloproteinase-7 (MMP-7), an indicator of poor prognosis. In addition, we used polyacrylamide gels (2, 67 and 126 kPa) so that the MMP-7 expression on the 126-kPa gel was higher compared with that on the 2-kPa gel. Next, we investigated whether yes-associated protein (YAP) affected the MMP-7 expression. YAP knockdown decreased MMP-7 expression. Treatment with inhibitors of epidermal growth factor receptor (EGFR) and myosin regulatory light chain (MRLC) and integrin-α2 or integrin-β1 knockdown downregulated MMP-7 expression. Finally, we demonstrated that YAP, EGFR, integrin-α2β1 and MRLC produced a positive feedback loop that enhanced MMP-7 expression. These findings suggest that stiff substrates enhanced colorectal cancer cell viability by upregulating MMP-7 expression through a positive feedback loop.

Identifiers

PMID26344692
PMCPMC4767936

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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.