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Science 7 April 1967:
Vol. 156. no. 3771, pp. 78 - 80
DOI: 10.1126/science.156.3771.78
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Articles

Histones in the Wild-Type and the Anucleolate Mutant of Xenopus laevis

Laurence Berlowitz 1 and Max L. Birnstiel 1

1 Institute of Animal Genetics, University of Edinburgh, Edinburgh, Scotland

A comparison of anucleolate mutant and wild-type tadpoles of Xenopus laevis reveals striking differences in histones. In the mutant, synthesis of histone fractions I and IIb is virtually absent and IIa is reduced, while fractions III and IV are significantly increased.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)