Just Keep Swimming: A Tail of Zebrafish Regeneration

The human brain is arguably the most complex organ. Throughout life, it is shaped ever so slightly by each and every experience we endure. The resulting nuances are what make us unique individuals. Unfortunately, the more intricate the system, the harder it is to fix when damaged. Death of any brain tissue will almost certainly result in some sort of physical or cognitive impairment, and, in severe cases, epilepsy, coma, or death. This is because the lost brain tissue can neither grow back like skin nor be replaced like a kidney.

Or can it?

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