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Ginsenoside Rb1 Modulates the Migration of Bone-Derived Mesenchymal Stem Cells through the SDF-1/CXCR4 Axis and

Yimei Liu1, Ninghua Liu2, Xiangyang Li3

  • 1Department of Critical Care Medicine, Zhongshan Hospital Fudan University, Shanghai 200032, China.

Disease Markers
|March 21, 2022
PubMed
Abstract

Insights

Ginsenoside Rb1 promotes bone marrow mesenchymal stem cell (BMSC) migration by activating the SDF-1/CXCR4 axis and PI3K/Akt pathway. This finding offers insights into potential therapeutic applications for wound healing.

Area of Science:

  • Biochemistry
  • Cell Biology
  • Regenerative Medicine

Background:

  • Bone marrow mesenchymal stem cells (BMSCs) play a crucial role in tissue repair and regeneration.
  • Understanding the molecular mechanisms that regulate BMSC migration is essential for developing effective therapeutic strategies.

Purpose of the Study:

  • To investigate the effect of ginsenoside Rb1 on the migration of BMSCs.
  • To elucidate the underlying molecular pathways involved in ginsenoside Rb1-mediated BMSC migration.

Main Methods:

  • Wound-healing and Transwell assays were used to assess BMSC migration.
  • RT-PCR and Western blotting were employed to analyze the expression of key proteins, including stromal-derived factor 1 (SDF-1), C-X-C chemokine receptor type 4 (CXCR4), phosphatidylinositol 3-kinase (PI3K), and protein kinase B (PKB; AKT).

Main Results:

  • Ginsenoside Rb1 significantly enhanced BMSC migration.
  • This enhancement was associated with increased activation of the SDF-1/CXCR4 axis and the PI3K/Akt signaling pathway.
  • Inhibition of these pathways using AMD3100 and LY294002 blocked the pro-migratory effect of ginsenoside Rb1.

Conclusions:

  • Ginsenoside Rb1 facilitates BMSC migration by activating the SDF-1/CXCR4 axis.
  • The PI3K/Akt pathway is critically involved in ginsenoside Rb1-induced BMSC migration.
  • These findings suggest ginsenoside Rb1 as a potential therapeutic agent for promoting wound healing through enhanced stem cell migration.

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