Head regeneration of the hemichordates, Ptychodera flava (IMAGE)
Caption
Uncut, intact animal through post-amputation and regenerated status, which showed a new head (G) approaching final size to match original body is attached to original anterior cut stump. Arrowheads showed the newly regenerated section.
Credit
Reprinted by permission from Frontiers, Ancestral stem cell reprogramming genes active in hemichordate regeneration, Humphreys et al., 2022.
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