Level D· Scientific groundwork from lab and animal studiesAnimal StudyPubMed

Osterix mRNA Enrichment in Small Extracellular Vesicles Derived From Osteogenically Induced ADSCs: A Promoter of Osteogenic Differentiation in BMSCs.

Liang Z., Wu Y., Bao J., Xiao Q., Luo S., Liu X.

Animal Study, published in J Cell Mol Med (2025) — summary generated from the PubMed abstract.

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Level D· Scientific groundwork from lab and animal studiesEvidence level of this study

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

  • Level A · Stronger Clinical Evidence
  • Level B · Emerging clinical evidence with positive signals
  • Level C · Early human research exploring benefits
  • Level D · Scientific groundwork from lab and animal studies
  • Emerging · Emerging topic under active research
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This page is generated from the PubMed record. The Thai description is an automated summary of bibliographic fields and the abstract, not a full translation, and is not medical advice.

Study type
Animal Study
Journal
J Cell Mol Med (2025)
Country
England
Reported sample size
—
Source database
PubMed
PMID
39804160
DOI
10.1111/jcmm.70353

Abstract (original English)

Osteogenic differentiation of bone marrow stem cells (BMSCs) is essential for bone tissue regeneration and repair. However, this process is often hindered by an unstable differentiation influenced by local microenvironmental factors. While small extracellular vesicles (sEVs) derived from osteogenically induced adipose mesenchymal stem cells (ADSCs) reportedly can promote osteogenic differentiation of BMSCs, the underlying molecular mechanisms remain incompletely understood. In this study, we investigated the mRNA expression profile of ADSC-sEVs + and explored the role of specific mRNAs in the osteogenic differentiation of BMSCs. We first validated the osteogenic induction activity of ADSC-sEVs + through both in vitro and in vivo experiments. Using reverse transcription polymerase chain reaction, we compared mRNA expression between ADSC-sEVs + and ADSC-sEVs and further assessed the impact of specific mRNAs on the differentiation of BMSCs through a series of in vitro experiments. One of our key findings was that osterix mRNA was highly enriched in ADSC-sEVs + , which significantly enhanced alkaline phosphatase staining and upregulated downstream osteoblastic markers in BMSCs. Both overexpression and knockdown experiments confirmed that osterix mRNA is a critical signalling molecule that facilitates the differentiation of BMSCs into osteoblasts through ADSC-sEVs + . This finding e

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.
  • • This is preclinical work; animal or laboratory results cannot be applied to humans.

Evidence level

Evidence from laboratory and animal studies provides groundwork for understanding mechanisms and potential before human studies continue.

How we grade evidence
OsteogenesisMesenchymal Stem CellsExtracellular VesiclesCell DifferentiationSp7 Transcription FactorAnimalsRNA, MessengerAdipose TissueCells, CulturedOsteoblasts

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