| http://www.w3.org/ns/prov#value | - Today, we view the Philosopher's Stone as just a myth that occasionally resurfaces in the titles of popular fantasy novels, but cell biologists have discovered their own version of the Philosopher's Stone: The conversion of fibroblast cells into precious heart cells (cardiomyocytes) or brain cells (neurons).Fibroblasts are an abundant cell type, found in many organs such as the heart, liver and th
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