SOX2+ Cells as Stem Cells in the Adrenal Medulla
Author Information
Author(s): Alice Santambrogio, Yasmine Kemkem, Thea L. Willis, Ilona Berger, Maria Eleni Kastriti, Louis Faure, John P. Russell, Emily J. Lodge, Val Yianni, Bence Kövér, Rebecca J. Oakey, Barbara Altieri, Stefan R. Bornstein, Charlotte Steenblock, Igor Adameyko, Cynthia L. Andoniadou
Primary Institution: King’s College London
Hypothesis
Are SOX2+ sustentacular cells stem cells in the postnatal adrenal medulla?
Conclusion
The study identifies SOX2+ sustentacular cells as true stem cells that contribute to the maintenance and turnover of chromaffin cells in the adrenal medulla.
Supporting Evidence
- SOX2+ cells were shown to give rise to both adrenaline and noradrenaline-producing chromaffin cells.
- Immunofluorescence confirmed the presence of SOX2+ cells in human adrenal medulla.
- Lineage tracing demonstrated that SOX2+ cells can maintain their population over time.
Takeaway
This study found that certain cells in the adrenal gland, called SOX2+ cells, can act like stem cells and help make new hormone-producing cells throughout life.
Methodology
The study used single-cell RNA sequencing and lineage tracing in mouse models to identify and characterize SOX2+ cells in the adrenal medulla.
Limitations
The study primarily focuses on mouse models, which may not fully represent human physiology.
Statistical Information
P-Value
0.0008
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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