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Can mesenchymal stem cells improve spermatogonial stem cell transplantation efficiency?

P Kadam1, D Van Saen1, E Goossens1

  • 1Biology of the Testis (BITE) Laboratory, Department of Reproduction, Genetics and Regenerative Medicine, Vrije Universiteit Brussel (VUB), Brussels, Belgium.

Andrology
|December 19, 2016
PubMed

Insights

Spermatogonial stem cell (SSC) transplantation shows promise for male infertility after cancer treatment. Combining SSCs with mesenchymal stem cells (MSCs) may enhance fertility preservation by improving the SSCs' survival and function.

Area of Science:

  • Reproductive Biology
  • Stem Cell Therapy
  • Oncology

Background:

  • Cancer treatments can cause infertility in prepubertal boys by depleting spermatogonial stem cells (SSCs).
  • SSC transplantation is a potential fertility preservation method, but its efficiency is limited by low colonization rates in mice.
  • A suboptimal microenvironment may lead to transplanted SSC apoptosis, hindering successful engraftment.

Purpose of the Study:

  • To review current knowledge on mesenchymal stem cells (MSCs) and SSCs.
  • To hypothesize that combining MSCs and SSCs can improve SSC transplantation efficiency.
  • To explore the potential of MSC paracrine factors in supporting the SSC niche.

Main Methods:

  • Literature review of MSC and SSC biology.
  • Hypothesis formulation based on existing research.
  • Exploration of paracrine signaling mechanisms.

Main Results:

  • Mesenchymal stem cells (MSCs) are multipotent, easily cultured, and widely used in regenerative medicine.
  • Current SSC transplantation models show limited colonization efficiency.
  • MSCs possess properties that could potentially support SSC survival and function.

Conclusions:

  • Combined MSC-SSC transplantation is a promising strategy to enhance SSC colonization and differentiation.
  • MSCs may improve the SSC niche through paracrine factor secretion.
  • This approach could lead to more effective fertility preservation for cancer survivors.
Keywords:
fertility restorationmesenchymal stem cellsspermatogonial stem cellstransplantation

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