Evidence map›Paper›PMID 29176755›Full record

ArticleScientific reports2017

Baculovirus-Mediated miR-214 Knockdown Shifts Osteoporotic ASCs Differentiation and Improves Osteoporotic Bone Defects Repair.

Kuei-Chang Li, Yu-Han Chang, Mu-Nung Hsu, Shih-Chun Lo, Wan-Hua Li, Yu-Chen Hu

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 2 pooled it
0.9field-weighted citation impact, top 24% 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, 2 syntheses or guidelines pooled it, 30 citations in OpenAlex.

  1. Pooled it
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  12. MicroRNA-loaded biomaterials for osteogenesis.Frontiers in bioengineering and biotechnology · 2022
    Review
  13. miR-21 regulates osteogenic and adipogenic differentiation of BMSCs by targeting PTEN.Journal of musculoskeletal & neuronal interactions · 2021
    Article
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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

6 authors at 2 institutions in 1 country.

Kuei-Chang LiDepartment of Chemical Engineering, National Tsing Hua University, Hsinchu, 300, Taiwan.
Yu-Han ChangCenter for Tissue Engineering, Chang Gung Memorial Hospital, Taoyuan, 333, Taiwan.
Mu-Nung HsuDepartment of Chemical Engineering, National Tsing Hua University, Hsinchu, 300, Taiwan.
Shih-Chun LoDepartment of Chemical Engineering, National Tsing Hua University, Hsinchu, 300, Taiwan.
Wan-Hua LiDepartment of Chemical Engineering, National Tsing Hua University, Hsinchu, 300, Taiwan.
Yu-Chen HuDepartment of Chemical Engineering, National Tsing Hua University, Hsinchu, 300, Taiwan. yuchen@che.nthu.edu.tw.
National Tsing Hua University · TWChang Gung Memorial Hospital · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Osteoporotic patients often suffer from bone fracture but its healing is compromised due to impaired osteogenesis potential of bone marrow-derived mesenchymal stem cells (BMSCs). Here we aimed to exploit adipose-derived stem cells from ovariectomized rats (OVX-ASCs) for bone healing. We unraveled that OVX-ASCs highly expressed miR-214 and identified 2 miR-214 targets: CTNNB1 (β-catenin) and TAB2. We demonstrated that miR-214 targeting of these two genes blocked the Wnt pathway, led to preferable adipogenesis and hindered osteogenesis. As a result, OVX-ASCs implantation into OVX rats failed to heal critical-size metaphyseal bone defects. We further engineered the OVX-ASCs with a novel Cre/loxP-based hybrid baculovirus vector that conferred prolonged expression of miR-214 sponge. Gene delivery for miR-214 sponge expression successfully downregulated miR-214 levels, activated the Wnt pathway, upregulated osteogenic factors β-catenin/Runx2, downregulated adipogenic factors PPAR-γ and C/EBP-α, shifted the differentiation propensity towards osteogenic lineage, enhanced the osteogenesis of co-cultured OVX-BMSCs, elevated BMP7/osteoprotegerin secretion and hindered exosomal miR-214/osteopontin release. Consequently, implanting the miR-214 sponge-expressing OVX-ASCs tremendously improved bone healing in OVX rats. Co-expression of miR-214 sponge and BMP2 further synergized the OVX-ASCs-mediated bone regeneration in OVX rats. This study implicates the potential of suppressing miR-214 by baculovirus-mediated gene delivery in osteoporotic ASCs for regenerative medicine.

Indexed as

Bone RegenerationCell DifferentiationAdipose TissueAnimalsBaculoviridaeBone Morphogenetic Protein 7CCAAT-Enhancer-Binding Protein-alphaCells, CulturedFemaleHumansMesenchymal Stem CellsMesenchymal Stem Cell TransplantationMicroRNAsOsteopontinOsteoporosis, PostmenopausalPPAR gammaBmp7 protein, ratBone Morphogenetic Protein 7CCAAT-Enhancer-Binding Protein-alphaMicroRNAsMirn214 microRNA, ratOsteopontinPPAR gamma

Identifiers

PMID29176755
PMCPMC5701180
OpenAlexW2769340525

What OpenQuestion 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 OpenQuestion graph.