Blastema

... divides in our body, we are primed for a mutation to occur. Now on top of all my studying epigenetics (actually I am looking into regeneration of blastema cells into limbs, body parts, and, perhaps maybe one day, specific tissues), these two articles have me worried about more things: http://www.ncbi.nlm.nih.gov/pubmed/21159317 ...

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... that allowed them to heal their holes in their ears (which again is an extremity, and epithelial (containing fibroblasts that seem to be closer to blastema cells, and actually during salamander regeneration, they are the first to be recruited to the blastema site). AP-1 (thru p53/p21) has also ...

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... (how far back is a matter of debate) of cells near the wound, then proliferation of these dedifferentiated cells into a mass called a blastema, and then redifferentiation of the cells back into their specific cells and tissues), though in mammals, even with the regenerating extract, ...

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