Using Mesenchymal Stromal Cells to Create Artificial Immune Structures
Author Information
Author(s): Zubkova Ekaterina, Kalinin Alexander, Beloglazova Irina, Kurilina Ella, Menshikov Mikhail, Parfyonova Yelena, Tsokolaeva Zoya, Stanilova Spaska
Primary Institution: National Medical Research Center of Cardiology Named after Academician E.I. Chazov, Moscow, Russia
Hypothesis
Can adipose-derived mesenchymal stromal cells adopt supportive phenotypes for artificial tertiary lymphoid structures?
Conclusion
The study found that mesenchymal stromal cells can adopt an FRC-like phenotype that supports T-cell organization, but further optimization is needed to achieve full TLS functionality.
Supporting Evidence
- MSCs can express FRC-associated markers under TNF-α stimulation.
- Implanted MSC-lymphocyte organoids showed T-cell infiltration and partial vascularization.
- 3D co-culture conditions enhanced the expression of CCL21 and PDPN.
Takeaway
Scientists are trying to use special cells from fat to create structures that help the immune system fight cancer better.
Methodology
The study used single-cell RNA sequencing and in vivo implantation techniques to analyze the potential of adipose-derived MSCs to form TLS-like organoids.
Limitations
The absence of organized B-cell follicles and FDC markers in the organoids indicates that they resemble early-stage TLS.
Participant Demographics
Adipose tissue samples were obtained from volunteers aged 21-55 years.
Digital Object Identifier (DOI)
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