sentence: Researchers hope to one day be able to induce regeneration in humans.
sentences_before: Regeneration is the reactivation of development so that a missing body part grows back. This phenomenon has been studied particularly in salamanders, where the adults can reconstruct a whole limb after it has been amputated.
sentences_after: There is little spontaneous regeneration in adult humans, although the liver is a notable exception.
concept_name: researcher
headings: Developmental biology Regeneration