Level D· Scientific groundwork from lab and animal studiesLaboratory StudyPubMed

Isolation of a highly clonogenic and multipotential subfraction of adult stem cells from bone marrow stroma.

Smith JR., Pochampally R., Perry A., Hsu SC., Prockop DJ.

Laboratory Study, published in Stem Cells (2004) — 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
Laboratory Study
Journal
Stem Cells (2004)
Country
England
Reported sample size
—
Source database
PubMed
PMID
15342946
DOI
10.1634/stemcells.22-5-823

Abstract (original English)

Attempts have been made to develop cell and gene therapies using the adult stem cells from bone marrow referred to as mesenchymal stem cells or marrow stromal cells (MSCs). However, the results have been variable in part because there are no standardized protocols for preparing and characterizing MSCs. In the experiments presented here, we developed a standardized assay by light scattering to measure the content of rapidly self-renewing cells (RS cells) in preparations of MSCs. The assay quickly identifies preparations of MSCs that replicate rapidly in subsequent culture. In addition, the standardized assay enabled us to isolate RS cells that were up to 90% clonogenic and that generated single cell-derived colonies that differentiated into either mineralizing cells or adipocytes with appropriate additions to the medium.

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
AdipocytesBone Marrow CellsBone Marrow TransplantationCell Culture TechniquesCell DifferentiationCell LineageCell ProliferationCell SeparationCells, CulturedClone Cells

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