Mechanical Stimulation Reduces CD90 in Stem Cells
Author Information
Author(s): Wiesmann Anne, Bühring Hans-Jörg, Mentrup Christoph, Wiesmann Hans-Peter
Primary Institution: Medizinische Klinik und Poliklinik, Universitätsklinikum Tübingen
Hypothesis
Does mechanical stimulation influence the differentiation of human mesenchymal stem cells into osteoblast-like cells?
Conclusion
Mechanical stimulation enhances the differentiation of human mesenchymal stem cells into osteoblast-like cells and reduces CD90 expression.
Supporting Evidence
- Mechanical stimulation increased collagen type I and osteonectin expression after 14 days.
- CD90 expression decreased in mechanically stimulated cultures.
- Calcium content was significantly higher in mechanically stimulated cultures after 21 days.
Takeaway
When we push on stem cells, they start to change into bone-like cells and stop showing a certain marker (CD90) that they had before.
Methodology
Human mesenchymal stem cells were cultured with and without mechanical stimulation, and analyzed for specific protein expressions and calcium content.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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