Level D· Scientific groundwork from lab and animal studiesAnimal StudyPubMed

Differentiated adipose-derived stem cells promote peripheral nerve regeneration.

Yamamoto D., Tada K., Suganuma S., Hayashi K., Nakajima T., Nakada M.

Animal Study, published in Muscle Nerve (2020) — 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
Animal Study
Journal
Muscle Nerve (2020)
Country
United States
Reported sample size
—
Source database
PubMed
PMID
32243602
DOI
10.1002/mus.26879
Citations
14

Abstract (original English)

Introduction Many reports have indicated that adipose-derived stem cells (ADSCs) are effective for nerve regeneration. We investigated nerve regeneration by combining a polyglycolic acid collagen (PGA-c) tube, which is approved for clinical use, and Schwann cell-like differentiated ADSCs (dADSCs). Methods Fifteen-millimeter-long gaps in the sciatic nerve of rats were bridged in each group using tubes (group I), with tubes injected with dADSCs (group II), or by resected nerve (group III). Results Axonal outgrowth was greater in group II than in group I. Tibialis anterior muscle weight revealed recovery only in group III. Latency in nerve conduction studies was equivalent in group II and III, but action potential was lower in group II. Transplanted dADSCs maintained Schwann cell marker expression. ATF3 expression level in the dorsal root ganglia was equivalent in groups II and III. Discussion dADSCs maintained their differentiated state in the tubes and are believed to have contributed to nerve regeneration.

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 TissueAnimalsCell DifferentiationCollagenFemaleNerve RegenerationPeripheral NervesPolyglycolic AcidRatsRats, Wistar

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