Evidence map›Paper›PMID 28297581›Full record

ArticleStem cells translational medicine2017

Systemic Delivery of Bone Marrow Mesenchymal Stem Cells for In Situ Intervertebral Disc Regeneration.

Carla Cunha, Catarina R Almeida, Maria Inês Almeida, Andreia M Silva, Maria Molinos, Sofia Lamas, Catarina L Pereira, Graciosa Q Teixeira, António T Monteiro, Susana G Santos and 2 more

Open access · goldAbstract read
In one paragraph

Article in Stem cells translational medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

23 citing papers in PubMed, 38 citations in OpenAlex.

  1. Review
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  10. Review
  11. Advances and Prospects in Biomaterials for Intervertebral Disk Regeneration.Frontiers in bioengineering and biotechnology · 2021
    Review
  12. Article
  13. Review
  14. Article
  15. Review
  16. Article
  17. Intervertebral Disc Nucleus Repair: Hype or Hope?International journal of molecular sciences · 2019
    Review
  18. Article
  19. Review
  20. Article
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

12 authors at 4 institutions in 1 country.

Carla Cunhai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Catarina R Almeidai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Maria Inês Almeidai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Andreia M Silvai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Maria Molinosi3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Sofia Lamasi3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Catarina L Pereirai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Graciosa Q Teixeirai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
António T MonteiroResearch Centre on Biodiversity and Genetic Resources, CIBIO-InBIO Associate Laboratory, Vairão, Portugal.
Susana G Santosi3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Raquel M Gonçalvesi3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Mário A Barbosai3S-Instituto de Investigação e Inovação em Saúde, Universidade do Porto, Porto, Portugal.
Universidade do Porto · PTi3S - Instituto de Investigação e Inovação em Saúde, Universidade do Porto · PTCentro de Investigação em Biodiversidade e Recursos GenéticosUniversity of Aveiro · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cell therapies for intervertebral disc (IVD) regeneration presently rely on transplantation of IVD cells or stem cells directly to the lesion site. Still, the harsh IVD environment, with low irrigation and high mechanical stress, challenges cell administration and survival. In this study, we addressed systemic transplantation of allogeneic bone marrow mesenchymal stem cells (MSCs) intravenously into a rat IVD lesion model, exploring tissue regeneration via cell signaling to the lesion site. MSC transplantation was performed 24 hours after injury, in parallel with dermal fibroblasts as a control; 2 weeks after transplantation, animals were killed. Disc height index and histological grading score indicated less degeneration for the MSC-transplanted group, with no significant changes in extracellular matrix composition. Remarkably, MSC transplantation resulted in local downregulation of the hypoxia responsive GLUT-1 and in significantly less herniation, with higher amounts of Pax5+ B lymphocytes and no alterations in CD68+ macrophages within the hernia. The systemic immune response was analyzed in the blood, draining lymph nodes, and spleen by flow cytometry and in the plasma by cytokine array. Results suggest an immunoregulatory effect in the MSC-transplanted animals compared with control groups, with an increase in MHC class II+ and CD4+ cells, and also upregulation of the cytokines IL-2, IL-4, IL-6, and IL-10, and downregulation of the cytokines IL-13 and TNF-α. Overall, our results indicate a beneficial effect of systemically transplanted MSCs on in situ IVD regeneration and highlight the complex interplay between stromal cells and cells of the immune system in achieving successful tissue regeneration. Stem Cells Translational Medicine 2017;6:1029-1039.

Indexed as

AnimalsBone Marrow CellsCells, CulturedIntervertebral DiscMaleMesenchymal Stem CellsMesenchymal Stem Cell TransplantationRatsRegenerationCell therapyHerniationImmunomodulationIntravenous transplantationParacrine

Identifiers

PMID28297581
PMCPMC5442789
OpenAlexW2531339800

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.