1. Agrell, I.: Cytochemical indication of deoxyribonucleic acid in the pronucleus of the mature sea urchin egg. Ark. Zool. 11, 457–459 (1958).
2. — The structure of the chromatin of the pronucleus and the syncarion of the sea urchin egg. Ark. Zool. 12, 95–98 (1958).
3. Beheim, P.: Publikation in Vorbereitung.
4. Berenbaum, M. C.: The histochemistry of bound lipids. Quart. J. micr. Sci. 99, 231–242 (1958).
5. Boyland, E. and B. Green: The interaction of polycyclic hydrocarbons and nucleic acids. Brit. J. Cancer 0, 507–517 (1962).