Australian scientists discover ‘secret switch’ for the heart to heal itself

“Cut off a piece of a zebrafish heart, and the little creature won’t be at the top of its game for a few days.

But after a month, the heart will grow back to normal and life goes on as normal…”

inkl.com/a/RAGwdAiMbRM

@aral
> dedifferentiation

Wow, they can do this?

I wonder if something like this would work for something other than hearts, and if it would be safe from runaway growth.

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@drq On the latter point (which, of course, is the key issue here, to differentiate regeneration from cancer), according to the article, the gene shuts off once the heart has been regenerated.

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