1. Abelev, G. I.: In: Problems of the pathogenesis and immunology of tumors, p. 175. Moscow 1956. Chem. Abstr. 51, 13013f. (1957).
2. Allfrey, V. G., M. M. Daly, and A. E. Mirsky: Some observations on protein metabolism in chromosomes of non-dividing cells. J. gen. Physiol. 38, 415?424 (1955).
3. Bakay, B., R. S. Ho, and S. Sorof: Soluble proteins of liver nuclei in azo hepatocarcinogenesis. Fed. Proc. 22, 477 (1963).
4. Barton, A. D.: Soluble proteins of the cell nucleus. In: The cell nucleus, p. 142?143 (J. S. Mitchell, ed.) New York: Academic Press Inc. 1960.
5. ?: Electrophoretic and sedimentation properties of soluble proteins from rat liver cell particulates. Fed. Proc. 21, 143 (1962).