How Cleaved CD95L Affects T-Cell Movement
Author Information
Author(s): Tauzin Sébastien, Chaigne-Delalande Benjamin, Selva Eric, Khadra Nadine, Daburon Sophie, Contin-Bordes Cécile, Blanco Patrick, Le Seyec Jacques, Ducret Thomas, Counillon Laurent, Moreau Jean-François, Hofman Paul, Vacher Pierre, Legembre Patrick
Primary Institution: Université de Rennes-1
Hypothesis
The study investigates the effects of cleaved CD95L on T-cell motility and its underlying signaling mechanisms.
Conclusion
Cleaved CD95L promotes T-cell migration through a signaling pathway involving c-Yes, calcium, and PI3K, which may contribute to tissue damage in chronic inflammatory disorders.
Supporting Evidence
- Cleaved CD95L was found increased in sera of systemic lupus erythematosus (SLE) patients compared to healthy individuals.
- The study demonstrated that cleaved CD95L promotes the formation of migrating pseudopods in T-lymphocytes.
- Migration assays revealed that cleaved CD95L enhances T-cell motility through a specific signaling pathway.
Takeaway
When a special protein called cleaved CD95L is present, it helps T-cells move around more easily, which can be important in diseases like lupus.
Methodology
The study used various migration assays, including wound healing and Boyden chamber assays, to assess T-cell motility in response to cleaved CD95L.
Participant Demographics
Patients with systemic lupus erythematosus (SLE) and healthy individuals were compared.
Statistical Information
P-Value
0.008
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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