Induction of Growth in Newt and Frog Limbs after Perfusion with Extracts from Newt Blastemas


IT has been suggested that the nerves required for regeneration of the amphibian limb produce a “trophic material”1,2. Lentz3 has suggested a “hormonal” role for the nervous system, but otherwise the nature of trophic material is undefined4.

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BURNETT, A., KARY, C. & LAGORIO, A. Induction of Growth in Newt and Frog Limbs after Perfusion with Extracts from Newt Blastemas. Nature 234, 98–99 (1971).

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