1. Interactions of polyamines and acid macromolecules observed in double diffusion in gel experiments;Agrell;Exp. Cell Res,1968
2. The action of oestradiol on desoxyribonucleoprotein as a cause of its inhibitory effect upon mitosis in the sea urchin embryo;Agrell;Biochim. Biophys. Acta,1956
3. Evidence of a synchronized RNA metabolism during cell growth and cell division in heat treated mass cultures of Tetrahymena pyriformis GL;Christensson;Z. Biol,1968
4. Synchronous DNA-synthesis induced by synchronous cell division in Tetrahymena;Hjelm;C.R. Trav. Lab. Carlsberg,1967