REFERENCES 299 



Woods, E. F. (1952) Austr. J. Sci. Res. 5A, 555. 



(1959) Austr. J. biol. Sci. 12, 96. 



(1959) Austr. J. chem. 12, 497. 



Woods, H. J. (1938) Proc. Roy. Soc. B166, 76. 



(1946) J. Colloid Sci. 1, 407. 



Yakel, H. L. (1953) Acta Cryst., Camb. 6, 724. 



Young, J. Z. (1950) The Life of Vertebrates. Oxford University Press, 1950. 



Zahn, H. (1947) Naturforsch. 26, 104. 



(1947) Z.f. Naturforsch. 26, 286. 



(1949) Kolloid-Z. 113, 157. 



Zamecnik, P. C. and Keller, E. B. (1954) J. Biol. Chem. 209, 337. 



Keller, E. B., Littlefield, J. W., Hoagland, M. B. and Loftfield, R. B. 



(1956) J. cell. comp. Physiol. 47, Suppl. 1, 81. 

 Zubay, G. (1959) y. molec Biol. 1, 186. 

 Zwilling, E. (1955) ^. exp. Zool. 128, 423. 



