First published online November 19, 2004
Journal of Experimental Biology 207, 4473-4477 (2004)
Published by The Company of Biologists 2004
doi: 10.1242/jeb.01304
Metamorphosis in Xenopus laevis is not associated with large-scale nuclear DNA content variation
Jennifer L. Freeman and
A. Lane Rayburn*
Department of Crop Sciences, 320 ERML, 1201 W. Gregory Drive,
University of Illinois, Urbana, IL 61801, USA

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Fig. 1. Various developmental stages of X. laevis larvae. (A) Early
two-leg tadpole, (B) two-leg tadpole, (C) four-leg tadpole, (D) four-leg
metamorph with tail.
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Fig. 2. Representative nuclear histogram from unfixed nuclei at various
developmental stages of X. laevis larvae. (A) Early two-leg tadpole,
(B) two-leg tadpole, arrow denotes hyperdiploid nuclei, (C) four-leg tadpole,
(D) four-leg metamorph with tail.
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Fig. 3. Representative nuclear histogram from fixed nuclei at various developmental
stages of X. laevis larvae. (A) Early two-leg tadpole, (B) two-leg
tadpole, (C) four-leg tadpole, (D) four-leg metamorph with tail.
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© The Company of Biologists Ltd 2004