The Cell Surface Proteome of Human Mesenchymal Stromal Cells
Author Information
Author(s): Niehage Christian, Steenblock Charlotte, Pursche Theresia, Bornhäuser Martin, Corbeil Denis, Hoflack Bernard
Primary Institution: Biotechnology Center, Dresden University of Technology, Dresden, Germany
Hypothesis
To obtain a comprehensive view of the cell surface proteome of bone marrow-derived hMSCs.
Conclusion
The study identifies approximately 200 bona fide cell surface proteins on hMSCs, providing insights into their biology and potential applications in regenerative medicine.
Supporting Evidence
- Identified ≈200 integral- and soluble proteins potentially associated with the plasma membrane.
- Confirmed the expression of 41 predefined CD markers, including 5 novel ones.
- Demonstrated significant differences between the cell surface proteome of hMSCs and human embryonic stem cells.
Takeaway
Scientists studied the surface of special cells called hMSCs to find out what proteins are there, which can help in healing and medicine.
Methodology
The study used cell surface biotinylation and mass spectrometry to identify proteins on hMSCs.
Limitations
The study may not capture all surface proteins due to the complexity of the proteome and the methods used.
Participant Demographics
Bone marrow-derived hMSCs from healthy donors.
Digital Object Identifier (DOI)
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