Level D· Scientific groundwork from lab and animal studiesLaboratory StudyPubMedOpen access

Human adipose‑derived mesenchymal stem cells promote breast cancer MCF7 cell epithelial‑mesenchymal transition by cross interacting with the TGF‑β/Smad and PI3K/AKT signaling pathways.

Wu S., Wang Y., Yuan Z., Wang S., Du H., Liu X.

Laboratory Study, published in Mol Med Rep (2018) — 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
Read the A–D evidence level guide

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
Laboratory Study
Journal
Mol Med Rep (2018)
Country
Greece
Reported sample size
—
Source database
PubMed
PMID
30483746
PMCID
PMC6297785
DOI
10.3892/mmr.2018.9664
Citations
52

Abstract (original English)

The influence and underlying mechanisms of human adipose‑derived stem cells (Hu‑ADSCs) on breast cancer cells in the tumor microenvironment remain unclear. Understanding the association between Hu‑ADSCs and cancer cells may provide targets for breast cancer treatment and reference for the clinical application of stem cells. Therefore, a Hu‑ADSC and breast cancer MCF7 cell coculture system was established to investigate the paracrine effects of Hu‑ADSCs on MCF7 cell migration and invasion, in addition to the potential mechanism of action by reverse transcription‑quantitative polymerase chain reaction and western blotting. Hu‑ADSCs enhanced MCF7 cell migration and invasion by decreasing the expression of epithelial marker E‑cadherin, and increasing the expression of interstitial marker N‑cadherin and epithelial‑mesenchymal transition (EMT) transcription factors in vitro. The EMT effect of cocultured MCF7 cells was inhibited with the addition of anti‑transforming growth factor (TGF)‑β1 or phosphoinositide 3‑kinase (PI3K) inhibitor LY294002, accompanied by a significant decrease in phosphorylated (p)‑mothers against decapentaplegic homolog (Smad) and p‑protein kinase B (AKT) expression. The data suggested that the paracrine effect of Hu‑ADSCs in the tumor microenvironment promoted the EMT of MCF7 cells by cross interacting with the TGF‑β/Smad and PI3K/AKT pathways.

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
Adipose TissueAdultBiomarkers, TumorBreast NeoplasmsCadherinsCell Line, TumorCell MovementCoculture TechniquesEpithelial-Mesenchymal TransitionFemale

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