Article
Digits and fin rays share common developmental histories.
Nature - 8 Sept 2016
Nakamura Tetsuya, Gehrke Andrew R, Lemberg Justin, Szymaszek Julie, Shubin Neil H
Abstract excerpt
Understanding the evolutionary transformation of fish fins into tetrapod limbs is a fundamental problem in biology. The search for antecedents of tetrapod digits in fish has remained controversial because the distal skeletons of limbs and fins differ structurally, developmentally, and histologically. Moreover, comparisons of fins with limbs have been limited by a relative paucity of data on the cellular and...
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