Evidence map›Paper›PMID 31753023›Full record

ArticleStem cell research & therapy2019

A magic kick for regeneration: role of mesenchymal stromal cell secretome in spermatogonial stem cell niche recovery.

Georgy Sagaradze, Nataliya Basalova, Vladimir Kirpatovsky, Dmitry Ohobotov, Peter Nimiritsky, Olga Grigorieva, Vladimir Popov, Armais Kamalov, Vsevolod Tkachuk, Anastasia Efimenko

Abstract read
In one paragraph

Article in Stem cell research & therapy, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–field-weighted citation impact
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

24 citing papers in PubMed.

  1. Article
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  4. Stem Cell Niche Concept: Search for Current Expert Consensus.International journal of molecular sciences · 2025
    Review
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  6. Article
  7. Osteogenic shift in the adipose-derived stem cells ofFrontiers in cell and developmental biology · 2025
    Article
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  11. 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

10 authors.

Georgy SagaradzeMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Nataliya BasalovaMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Vladimir KirpatovskyMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Dmitry OhobotovMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Peter NimiritskyMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Olga GrigorievaMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Vladimir PopovFaculty of Medicine, Lomonosov Moscow State University, Moscow, Russian Federation.
Armais KamalovMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Vsevolod TkachukMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation.
Anastasia EfimenkoMedical Research and Education Center, Lomonosov Moscow State University, Moscow, Russian Federation. efimenkoan@gmail.com.ORCID 0000-0002-0696-1369

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInjury of stem cell niches may disturb tissue homeostasis and regeneration coordinated by specific niche components. Yet, the mechanisms of stem cell niche restoration remain poorly understood. Herein, we examined the role of mesenchymal stromal cells (MSCs) as pivotal regulators of stem cell niche recovery focusing on the effects of their secretome.

methodsThe spermatogonial stem cell (SSC) niche was selected as a model. SSC niches were injured by inducing abdominal cryptorchidism in rats. Briefly, testes of anesthetized rats were elevated into the abdominal cavity through the inguinal canal for 14 days. After descent of testes, MSC or MSC secretome treatment was applied to the animals by local subtunical injections.

resultsLocal administration of MSC or MSC secretome was sufficient to recover spermatogenesis and production of functional germ cells. The effects of MSC and their secreted components were comparable, leading to restoration of Sertoli cell pools and recovery of Leydig cell secretory functions.

conclusionOur data suggest that MSCs mimic the functions of lost supportive cells within the stem cell niche, transiently providing paracrine stimuli for target cells and triggering tissue regenerative processes after damage.

Indexed as

RegenerationSpermatogenesisStem Cell NicheAdult Germline Stem CellsAnimalsHumansLeydig CellsMaleMesenchymal Stem CellsRatsRats, WistarSertoli CellsMesenchymal stem cellsMesenchymal stromal cellsRegenerationSpermatogenesisStem cell niche

Identifiers

PMID31753023
PMCPMC6873442

What OpenQuestion holds

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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.