Evidence map›Paper›PMID 22956334›Full record

ArticleJournal of cell communication and signaling2012

Promotion of Ccn2 expression and osteoblastic differentiation by actin polymerization, which is induced by laminar fluid flow stress.

Tadashi Honjo, Satoshi Kubota, Hiroshi Kamioka, Yasuyo Sugawara, Yoshihito Ishihara, Takashi Yamashiro, Masaharu Takigawa, Teruko Takano-Yamamoto

Open access · bronzeAbstract read
In one paragraph

Article in Journal of cell communication and signaling, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.8field-weighted citation impact, top 28% 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

10 citing papers in PubMed, 23 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 2 institutions in 1 country.

Tadashi HonjoDepartment of Orthodontics, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan.
Satoshi Kubota
Hiroshi Kamioka
Yasuyo Sugawara
Yoshihito Ishihara
Takashi Yamashiro
Masaharu Takigawa
Teruko Takano-Yamamoto
Okayama University · JPTohoku University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fluid flow stress (FSS) is a major mechanical stress that induces bone remodeling upon orthodontic tooth movement, whereas CCN family protein 2 (CCN2) is a potent regenerator of bone defects. In this study, we initially evaluated the effect of laminar FSS on Ccn2 expression and investigated its mechanism in osteoblastic MC3T3-E1 cells. The Ccn2 expression was drastically induced by uniform FSS in an intensity dependent manner. Of note, the observed effect was inhibited by a Rho kinase inhibitor Y27632. Moreover, the inhibition of actin polymerization blocked the FSS-induced activation of Ccn2, whereas inducing F-actin formation using cytochalasin D and jasplakinolide enhanced Ccn2 expression in the same cells. Finally, F-actin formation was found to induce osteoblastic differentiation. In addition, activation of cyclic AMP-dependent kinase, which inhibits Rho signaling, abolished the effect of FSS. Collectively, these findings indicate the critical role of actin polymerization and Rho signaling in CCN2 induction and bone remodeling provoked by FSS.

Identifiers

PMID22956334
PMCPMC3497897
OpenAlexW2089618816

What OpenQuestion holds

Textmetadata
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.