Evidence map›Paper›PMID 31936601›Full record

ArticleCells2020

Adipose Stem Cell-Derived Extracellular Vesicles Induce Proliferation of Schwann Cells via Internalization.

Maximilian Haertinger, Tamara Weiss, Anda Mann, Annette Tabi, Victoria Brandel, Christine Radtke

Open access · goldAbstract read
In one paragraph

Article in Cells, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
3.0field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed, 49 citations in OpenAlex.

  1. Review
  2. Biology · 2025
    Article
  3. Indole-3-propionic acid promotes Schwann cell proliferation following peripheral nerve injury by activating the PI3K/AKT pathway.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2025
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Maximilian HaertingerResearch Laboratory of the Division of Plastic and Reconstructive Surgery, Department of Surgery, Medical University of Vienna, 1090 Vienna, Austria.
Tamara WeissResearch Laboratory of the Division of Plastic and Reconstructive Surgery, Department of Surgery, Medical University of Vienna, 1090 Vienna, Austria.
Anda MannResearch Laboratory of the Division of Plastic and Reconstructive Surgery, Department of Surgery, Medical University of Vienna, 1090 Vienna, Austria.
Annette TabiResearch Laboratory of the Division of Plastic and Reconstructive Surgery, Department of Surgery, Medical University of Vienna, 1090 Vienna, Austria.
Victoria BrandelResearch Laboratory of the Division of Plastic and Reconstructive Surgery, Department of Surgery, Medical University of Vienna, 1090 Vienna, Austria.
Christine RadtkeResearch Laboratory of the Division of Plastic and Reconstructive Surgery, Department of Surgery, Medical University of Vienna, 1090 Vienna, Austria.
Medical University of Vienna · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent studies showed a beneficial effect of adipose stem cell-derived extracellular vesicles (ADSC-EVs) on sciatic nerve repair, presumably through Schwann cell (SC) modulation. However, it has not yet been elucidated whether ADSC-EVs exert this supportive effect on SCs by extracellular receptor binding, fusion to the SC membrane, or endocytosis mediated internalization. ADSCs, ADSC-EVs, and SCs were isolated from rats and characterized according to associated marker expression and properties. The proliferation rate of SCs in response to ADSC-EVs was determined using a multicolor immunofluorescence staining panel followed by automated image analysis. SCs treated with ADSC-EVs and silica beads were further investigated by 3-D high resolution confocal microscopy and live cell imaging. Our findings demonstrated that ADSC-EVs significantly enhanced the proliferation of SCs in a time- and dose-dependent manner. 3-D image analysis revealed a perinuclear location of ADSC-EVs and their accumulation in vesicular-like structures within the SC cytoplasm. Upon comparing intracellular localization patterns of silica beads and ADSC-EVs in SCs, we found striking resemblance in size and distribution. Live cell imaging visualized that the uptake of ADSC-EVs preferentially took place at the SC processes from which the EVs were transported towards the nucleus. This study provided first evidence for an endocytosis mediated internalization of ADSC-EVs by SCs and underlines the therapeutic potential of ADSC-EVs in future approaches for nerve regeneration.

Indexed as

EndocytosisAdipose TissueAnimalsCell ProliferationCell SurvivalExtracellular VesiclesRats, Sprague-DawleySchwann CellsStem Cellsadipose-derived stem cellsendocytosisextracellular vesiclesnerve injurynerve regenerationproliferationSchwann cells

Identifiers

PMID31936601
PMCPMC7016740
OpenAlexW2999875209

What OpenQuestion holds

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Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.