Level D· Scientific groundwork from lab and animal studiesAnimal StudyEurope PMCOpen access

Circ-AARS plays an important role during the odontogenic differentiation of dental pulp stem cells by modulating miR-24-3p/KLF6 expression

Sui M., Lyu J., Zhou J., Liao Q., Xiao Z., Jin M.

Animal Study, published in Stem Cell Res Ther (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
Stem Cell Res Ther (2025)
Reported sample size
—
Source database
Europe PMC
PMID
40083007
PMCID
PMC11907881
DOI
10.1186/s13287-025-04239-z

Abstract (original English)

Background Circular RNAs (circRNAs) play a crucial role in stem cell-based tooth regeneration. However, the functions and underlying mechanisms of circRNAs in tooth regeneration from human dental pulp stem cells (DPSCs) remain largely unclear. Methods In this study, DPSCs were used for odontogenic differentiation. High-throughput sequencing was performed for differential circRNA analysis. A luciferase reporter assay was conducted to confirm the downstream target of the circRNA, circ-AARS. We then constructed vectors and siRNAs for overexpressing and silencing circ-AARS, miR-24-3p, and Krüppel-like factor 6 (KLF6) and transfected them into DPSCs. Alkaline phosphatase staining, Alizarin Red S staining, western blotting assay, and quantitative reverse transcription-polymerase chain reaction were used to explore the underlying mechanisms of circ-AARS. Finally, a heterotopic bone model was utilized to reveal the regulating effects of circ-AARS. Results High-throughput sequencing analysis showed that circ-AARS plays an important role during the odontogenic differentiation of DPSCs. Downregulation of circ-AARS inhibited the odontogenic differentiation of DPSCs; however, circ-AARS overexpression promoted their odontogenic differentiation. Bioinformatics analysis and luciferase reporter assay confirmed that both miR-24-3p and KLF6 were the downstream targets of circ-AARS. miR-24-3p down

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
Cells, CulturedStem CellsDental PulpAnimalsHumansMicroRNAsCell DifferentiationOdontogenesisKruppel-Like Factor 6RNA, Circular

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