Evidence map›Paper›PMID 31123701›Full record

ArticleNPJ microgravity2019

Recovery of stem cell proliferation by low intensity vibration under simulated microgravity requires LINC complex.

H Touchstone, R Bryd, S Loisate, M Thompson, S Kim, K Puranam, A N Senthilnathan, X Pu, R Beard, J Rubin and 3 more

Open access · goldAbstract read
In one paragraph

Article in NPJ microgravity, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

25 citing papers in PubMed, 48 citations in OpenAlex.

  1. Article
  2. Article
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  9. Osterix-driven LINC complex disruption in vivo diminishes osteogenesis at 8 weeks but not at 15 weeks.Journal of orthopaedic research : official publication of the Orthopaedic Research Society · 2024
    Article
  10. Review
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  19. Article
  20. The individual and combined effects of spaceflight radiation and microgravity on biologic systems and functional outcomes.Journal of environmental science and health. Part C, Toxicology and carcinogenesis · 2021
    Article
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

13 authors at 3 institutions in 1 country.

H Touchstone *1Department of Mechanical and Biomedical Engineering, Boise State University, Boise, ID 83725 USA.
R Bryd *1Department of Mechanical and Biomedical Engineering, Boise State University, Boise, ID 83725 USA.
S Loisate1Department of Mechanical and Biomedical Engineering, Boise State University, Boise, ID 83725 USA.
M Thompson1Department of Mechanical and Biomedical Engineering, Boise State University, Boise, ID 83725 USA.
S Kim2Department of Medicine, University of North Carolina Chapel Hill, Chapel Hill, NC 27599 USA.
K Puranam2Department of Medicine, University of North Carolina Chapel Hill, Chapel Hill, NC 27599 USA.
A N Senthilnathan2Department of Medicine, University of North Carolina Chapel Hill, Chapel Hill, NC 27599 USA.
X Pu3Biomolecular Research Center, Boise State University, Boise, ID 83725 USA.
R Beard3Biomolecular Research Center, Boise State University, Boise, ID 83725 USA.ORCID 0000-0001-8545-3014
J Rubin2Department of Medicine, University of North Carolina Chapel Hill, Chapel Hill, NC 27599 USA.
J Alwood4Space Biosciences Division, NASA-Ames Research Center, Mountain View, CA 94035 USA.ORCID 0000-0002-6702-6673
J T Oxford3Biomolecular Research Center, Boise State University, Boise, ID 83725 USA.
G Uzer1Department of Mechanical and Biomedical Engineering, Boise State University, Boise, ID 83725 USA.
Boise State University · USUniversity of North Carolina at Chapel Hill · USAmes Research Center · US

Funding

Women's health: interplay of maternal diet and key demographics on neurological health in the rural frontier and remote WestP20GM103408 · NIGMS · UNIVERSITY OF IDAHO · PI Carolyn Hovde Bohach · 2012 to 2026
$59.8M
VPS35 D620N inhibits autophagy through disrupted hyaluronic acid-CD44 signalingP20GM109095 · NIGMS · BOISE STATE UNIVERSITY · PI OXFORD, JULIA THOM · 2014 to 2023
$22.7M
Technology Development P2CHD086843 · NICHD · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI AMBROSIO, FABRISIA · 2015 to 2024
$10.5M
NICHD NIH HHS P2C HD086843NIGMS NIH HHS P20 GM103408NIGMS NIH HHS P20 GM109095
6 · The paper itself

Abstract

Mesenchymal stem cells (MSC) rely on their ability to integrate physical and spatial signals at load bearing sites to replace and renew musculoskeletal tissues. Designed to mimic unloading experienced during spaceflight, preclinical unloading and simulated microgravity models show that alteration of gravitational loading limits proliferative activity of stem cells. Emerging evidence indicates that this loss of proliferation may be linked to loss of cellular cytoskeleton and contractility. Low intensity vibration (LIV) is an exercise mimetic that promotes proliferation and differentiation of MSCs by enhancing cell structure. Here, we asked whether application of LIV could restore the reduced proliferative capacity seen in MSCs that are subjected to simulated microgravity. We found that simulated microgravity (sMG) decreased cell proliferation and simultaneously compromised cell structure. These changes included increased nuclear height, disorganized apical F-actin structure, reduced expression, and protein levels of nuclear lamina elements LaminA/C LaminB1 as well as linker of nucleoskeleton and cytoskeleton (LINC) complex elements Sun-2 and Nesprin-2. Application of LIV restored cell proliferation and nuclear proteins LaminA/C and Sun-2. An intact LINC function was required for LIV effect; disabling LINC functionality via co-depletion of Sun-1, and Sun-2 prevented rescue of cell proliferation by LIV. Our findings show that sMG alters nuclear structure and leads to decreased cell proliferation, but does not diminish LINC complex mediated mechanosensitivity, suggesting LIV as a potential candidate to combat sMG-induced proliferation loss.

Indexed as

Biomedical engineeringStem cells

Identifiers

PMID31123701
PMCPMC6520402
OpenAlexW2945382700

What Socratic 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 Socratic graph.