1. Adamson, E. D., and Woodland, H. R., 1974, Histone synthesis in early amphibian development: Histone and DNA synthesis are not co-ordinated, J. Mol. Biol.
88:263.
2. Adamson, E. D., and Woodland, H. R., 1977, Changes in the rate of histone synthesis during oocyte maturation and very early development of Xenopus laevis, Dev. Biol.
57:136.
3. Al-Mukhtar, K., and Webb, A. C., 1971, An ultrastructural study of the primordial germ cells, oogonia, and oocytes in Xenopus laevis, J. Embryol. Exp. Morphol. 26:195.
4. Ancel, P., and Calame, S., 1959, Sur l’orientation du plan de symétrie bilatérale et de l’axe dorso-ventrale par la compression d’oeufs de Rana fusca, C.R. Acad. Sci. Paris
248:893.
5. Ancel, P., and Vintemberger, P., 1948, Recherches sur le déterminisme de la symétrie bilatérale dans l’oeuf de Amphibiens. Bull. Biol. Fr. Belg. (Suppl.) 31:1.