Evidence map›Paper›PMID 33692342›Full record

ArticleBone research2021

Piezo1 channel activation in response to mechanobiological acoustic radiation force in osteoblastic cells.

Guangdao Zhang, Xiaofei Li, Lin Wu, Yi-Xian Qin

Open access · goldAbstract read
In one paragraph

Article in Bone research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 82 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
82citing papers in PubMed, 1 pooled it
8.0field-weighted citation impact, top 2% 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

82 citing papers in PubMed, 1 synthesis or guideline pooled it, 117 citations in OpenAlex.

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22 more citing papers are in PubMed but not listed here.

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

4 authors at 2 institutions in 2 countries.

Guangdao Zhang *Department of Biomedical Engineering, Stony Brook University, Stony Brook, NY, 11794, USA.
Xiaofei Li *Department of Biomedical Engineering, Stony Brook University, Stony Brook, NY, 11794, USA.
Lin WuDepartment of Prosthodontics, School of Stomatology, China Medical University, Shenyang, China.
Yi-Xian QinDepartment of Biomedical Engineering, Stony Brook University, Stony Brook, NY, 11794, USA. yi-xian.qin@stonybrook.edu.ORCID http://orcid.org/0000-0001-5243-8846
Stony Brook University · USChina Medical University · CN

Funding

Functional Fluid Flow Regulated Bone RegenerationR01AR061821 · NIAMS · STATE UNIVERSITY NEW YORK STONY BROOK · PI QIN, YI-XIAN · 2012 to 2016
$1.7M
Role of Musculo-Dynamics in Bone Fluid Flow, Circulation and AdaptationR01AR052379 · NIAMS · STATE UNIVERSITY NEW YORK STONY BROOK · PI QIN, YI-XIAN · 2005 to 2009
$1.7M
NIAMS NIH HHS R01 AR052379NIAMS NIH HHS R01 AR061821U.S. Department of Health & Human Services | NIH | National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) AR052379U.S. Department of Health & Human Services | NIH | National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) AR061821
6 · The paper itself

Abstract

Mechanobiological stimuli, such as low-intensity pulsed ultrasound (LIPUS), have been shown to promote bone regeneration and fresh fracture repair, but the fundamental biophysical mechanisms involved remain elusive. Here, we propose that a mechanosensitive ion channel of Piezo1 plays a pivotal role in the noninvasive ultrasound-induced mechanical transduction pathway to trigger downstream cellular signal processes. This study aims to investigate the expression and role of Piezo1 in MC3T3-E1 cells after LIPUS treatment. Immunofluorescence analysis shows that Piezo1 was present on MC3T3-E1 cells and could be ablated by shRNA transfection. MC3T3-E1 cell migration and proliferation were significantly increased by LIPUS stimulation, and knockdown of Piezo1 restricted the increase in cell migration and proliferation. After labeling with Fluo-8, MC3T3-E1 cells exhibited fluorescence intensity traces with several high peaks compared with the baseline during LIPUS stimulation. No obvious change in the fluorescence intensity tendency was observed after LIPUS stimulation in shRNA-Piezo1 cells, which was similar to the results in the GsMTx4-treated group. The phosphorylation ratio of ERK1/2 in MC3T3-E1 cells was significantly increased (P < 0.01) after LIPUS stimulation. In addition, Phalloidin-iFluor-labeled F-actin filaments immediately accumulated in the perinuclear region after LIPUS stimulation, continued for 5 min, and then returned to their initial levels at 30 min. These results suggest that Piezo1 can transduce LIPUS-induced mechanical signals into intracellular calcium. The influx of Ca

Identifiers

PMID33692342
PMCPMC7946898
OpenAlexW3135159127

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Registered trials

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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.