A protein called beta-catenin which was previously unappreciated plays a critical role in promoting recovery of stricken hematopoietic stem cells after radiation exposure. The findings, published in the May 1 issue of iGenes and Development/i, provide a new understanding of how radiation impacts cellular and molecular processes, but perhaps more importantly, they suggest new possibilities for improving hematopoietic stem cell regeneration in the bone marrow ...
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