RelB-Dependent Stromal Cells Promote T-Cell Leukemogenesis
Author Information
Author(s): dos Santos Nuno R., Williame Maryvonne, Gachet Stéphanie, Cormier Françoise, Janin Anne, Weih Debra, Weih Falk, Ghysdael Jacques
Primary Institution: Institut Curie, Centre de Recherche, Orsay, France
Hypothesis
RelB plays a role in stromal cells that promote T-cell leukemogenesis.
Conclusion
RelB in non-hematopoietic stromal cells facilitates T-cell leukemogenesis induced by the TEL-JAK2 oncoprotein.
Supporting Evidence
- RelB deficiency delayed leukemia onset in a mouse model of T-cell leukemia.
- RelB is not required in the hematopoietic compartment but plays a role in stromal cells.
- RelB-deficient mice showed reduced tumor load in thymus and lymph nodes.
Takeaway
This study found that a protein called RelB helps certain cells in the body support the growth of leukemia, a type of cancer that affects blood cells.
Methodology
The study used transgenic mouse models and bone marrow chimeric experiments to assess the role of RelB in T-cell leukemia.
Limitations
The study does not distinguish whether RelB function is required intrinsically in hematopoietic cells or in non-leukemic cells from the tumor microenvironment.
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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