THE MITOTIC CYCLE 



2^9 Medes, G. and McClendon, J, F., J. Biol. Chem., 42 (1920), 541 



2 60 OsTERGREN, G., Hereditas, 30 (1944), 431 



^" Gavaudan, p. and Brebion, G., Rev. Trav. Toxic. Pharm. Cell., 2 (1946), 37 



-"^- Ferguson, J., Proc. roy. Soc. Lond. b, 127 (1939), 387 



='*3 Gavaudan, P., Poussel, H. and Dode, M., C.R. Soc. Biol., 138 (1944), 267 



264 McElroy, W. D., Quart. Rev. Biol., 22 (1947), 25 



■^"^ Danielli, J. F., Cell Physiology and Pharmacology, Amsterdam, 1950 



2"" Johnson, F. H., Brown, D. E., and Marsland, D. A., J. Cell Camp. Physiol., 20 



(1942), 269 

 266a Kopac, M. J., Ann. N.T. Acad. Sci., 51 (1951), 1541 

 2*' Rapkine, L., Ann. physiol. phys. Biol., 7 (1931), 382 



268 Dustin, p., Nature, 159 (1947), 794 



269 Bracket, J., Arch. Biol., 51 (1940), 151 



^'o Chalkley, H. W., Protoplasma, 28 (1937), 489 

 2'i Chevremont, M. and Frederic, J^. Arch. Biol., 54 (1943), 589 

 2'2 Maver, M. E. and Greco, A. E., Biol. Chem., 181 (1949), 861 

 2'* Dustin, A. P., C.R. Soc. Biol., 93 (1925), 465 



— , Arch. exp. Zdlforsch., 22 (1939), 395 

 2'* Lettre, H. and Lettre, R., Die Maturwiss., 33 (1947), 283 

 2'5 Levan, a. and Lotfly, T., Hereditas., 36 (1950), 470 

 2'6 Hughes-Schrader, S. and Ris, H., J. exp. Zpol., 87 (1941), 429 

 2" PouLsoN, D. F., ibid., 83 (1940), 271 

 2'8 Mazia, D., Growth, 13 Suppl. (1949), 5 

 2'9 Marshak a., Biol. Bull., Wood's Hole, 97 (1949), 223 



280 — and Harting, J., J. cell camp. Physiol., 31 (1948), 321 



281 SiMONET, M. and Guinochet, M., C.R. Soc. Biol., 130 (1939), 1057; 131 



(1939), 222 

 28 2 Gavaudan, P., Gavaudan, N., and Durand, J., C.R. Soc. Biol., 130 (1939), 



1443 

 283 Clowes, G. H. A., Krahl, M E. and Keltch, A. K., Biol. Bull, Wood's Hole, 



69 (1935) 341 

 28* LooMis, W. F. and Lipmann, F., J. Biol. Chem., 173 (1948), 807 



285 ViLLEE, C. A., Lowens, M., Gordon, M., Leonard, E. and Rich, A,, J. Cell 



Comp. Physiol., 33 (1949), 93 



286 KiHLMAN, B., Hereditas, 36 (1950), 103 



28' Chalkley, H. W., Ann N.T. Acad. Sci., 51 (1951), 1303 



288 Wilson, E. B., Arch. EntwMech., 13 (1902), 353 



289 Zeuthen, E., Symposium on Sub-microscopical Structure of Protoplasm, Pub. d. 



Staz. Zool. Napoli., 23 (suppl.). In press 



290 Skipper, H. E., Mitchell, J. H., Bennett, L. L., Newton, M. A., Simpson, 



L., EiDsoN, M., Cancer Res., 11 (1951), 145 



291 Krahl, M. E., and Clowes, G. H. A. J. gen. Physiol., 20 (1936), 173 



206 



