Level B· Emerging clinical evidence with positive signalsClinical TrialPubMed

Modifiers of mesenchymal stem cell quantity and quality.

Russell AL., Lefavor R., Durand N., Glover L., Zubair AC.

Clinical Trial, published in Transfusion (2018) — 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
Transfusion (2018)
Country
United States
Reported sample size
—
Source database
PubMed
PMID
29582436
DOI
10.1111/trf.14597

Abstract (original English)

Clinical trials involving mesenchymal stem cell (MSC) therapy have variable outcomes. We hypothesize this is largely attributed to donor-to-donor variability and tissue of origin. We examined proliferation rates, cytokine secretion profiles, and differentiation capability of seven bone marrow-derived MSCs (BM-MSCs) and 16 adipose tissue-derived MSCs (AD-MSCs) from 23 donors. AD-MSCs had the capacity to undergo more than 40 population doublings, while the BM-MSC proliferation rate was found to be considerably slower. We observed more donor-to-donor variability in proliferation rates of BM-MSCs than with AD-MSCs. Cytokine analysis revealed that secretion of eight cytokines was significantly increased by AD-MSCs at Passage (P)3 compared with P1, while for BM-MSCs at P3 relative to P1, only interleukin-8 and RANTES secretion was significantly increased. By P5, secretion of all cytokines by AD-MSCs was either decreased or unchanged relative to P1. In contrast, cytokine secretion by BM-MSCs at P5 was mostly unchanged, although secretion of six cytokines was significantly increased relative to P1. When we compared cytokine secretion between AD-MSCs and BM-MSCs at P3, AD-MSCs significantly secreted higher concentrations of cytokines than BM-MSCs while the opposite was observed at P5. This suggests that BM-MSCs are relatively more potent at P5 while AD-MSCs are relatively more potent at

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 TissueBone Marrow CellsCell CountCell DifferentiationCell ProliferationCells, CulturedCytokinesHumansMesenchymal Stem Cells

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