Theoretical Biology and Molecular Biology

For a slightly fuller account of these phases see C. H. Waddington Principles of Development and Differentiation (Macmillan: New York 1966) and Proc. Roy. Soc., B, 164 (1966), 219.

C. H. Waddington in Kitching (ed.), Recent Development in Cell Physiology (Butterworth: 1954), p. 105.

J. B. Gurdon Endeavour 25 (1966), 95.

C. Pavan and R. Basile Science, 134 (1966), 1956.

F. M. Ritossa and S. Spiegelman Proc. Nat. Acad. Sci, 53 (1963). 737; M. L. Birnstiel et al., Nat. Cancer Inst. Monog., 23 (1966), 431.

H. G. Callan J. Cell Sci., 1 (1966), 85.

M. L. Birnstiel and E. Perkowska. Personal communication, 1967.

U. Clever Chromosomal, 17 (1965), 309.

H. Kroeger and M. Lezzi Ann. Rev. Entomol., 11 (1966), 1.

C. H. Waddington Symp. Soc. Exp. Biol., 2 (1948), 143.