Level B· Emerging clinical evidence with positive signalsClinical TrialPubMed

In vivo manipulation of stem cells for adipose tissue repair/reconstruction.

Yoshimura K., Eto H., Kato H., Doi K., Aoi N.

Clinical Trial, published in Regen Med (2011) — summary generated from the PubMed abstract.

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Level B· Emerging clinical evidence with positive signalsEvidence level of this study

Several human studies show positive signals, while research methods and sample sizes continue to develop.

  • 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
Clinical Trial
Journal
Regen Med (2011)
Country
England
Reported sample size
—
Source database
PubMed
PMID
21999260
DOI
10.2217/rme.11.62
Citations
74

Abstract (original English)

Many features of adipose stem/progenitor cells, including their physiological functions and localization, have been clarified in the past decade. Adipose tissue turns over very slowly, with perivascular progenitor cells differentiating into new adipocytes to replace dead adipocytes. A number of clinical trials using freshly isolated or cultured adipose-derived stromal cells containing adipose progenitor/stem cells are ongoing. Therapeutic use of adipose stem/progenitor cells has been shown to promote angiogenesis and adipose tissue regeneration. Identification of adipocyte-releasing factors upon apoptosis/necrosis would be a breakthrough and could lead to the next stage for adipose tissue regeneration. Activation of precursors in perichondrium and periosteum shows a dramatic neogenesis by simple injection and is an ideal example of in situ tissue engineering. The 'hit and catch' strategy using a mobilizer of bone-marrow stem/progenitor cells (hit) and attractants to lead the cells to proper homing into the target tissue (catch) may be the future of stem cell manipulation. Careful design of the microenvironment, cell delivery protocol to avoid unexpected behavior and induce maximal potential, and selection of target diseases, will be critical to the success of clinical applications of adipose-derived stromal cells.

What this study does not prove

  • • This study does not prove SVF is an approved treatment or a replacement for standard care.

Evidence level

Several human studies show positive signals, while research methods and sample sizes continue to develop.

How we grade evidence
Adipose TissueAnimalsCell Culture TechniquesHumansIschemiaModels, BiologicalRegenerationStem CellsTissue Engineering

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