1. Oestradiol and testosterone propionate as mitotic inhibitors during embryogenesis;Agrell;Nature (Lond.),1954
2. L'action de l'œstradiol sur les premières phases du développement embryonnaire de I'Oursin Psammechinus miliaris (I);Agrell;C. R. Soc. Biol.,1955
3. Detection of a graded mitotic activity within the sea urchin embryo through the use of oestradiol;Agrell;Ark. Zool.,1960
4. The action of oestradiol on desoxyribonucleoprotein as the cause of its inhibitory effect upon mitosis in the sea urchin embryo;Agrell;Biochim. biophys. Acta,1956
5. Studies on the development of the foregut in the chick. III. The role of mitosis;Bellairs;J. Embryol. exp. Morph.,1955