November 1, 2006
Secret of Heart Regeneration Uncovered
Newts can regrow a limb. Some lizards can sprout new tails. Even humans can replace some damaged tissue in organs, such as the liver. But none can accomplish what the zebra fish, a common denizen of home aquariums, can do: regenerate their hearts. Biologists have long known about the zebra fish’s cardiac ability, and now researchers think they have
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