V. MOLECULAR MECHANISM OF MUTATIONS 269 



Stahl, F. W., Crascmann, J. M,, Okun, L., Fox, E., and Laird, C. (1961). Virology 



13, 98. 

 Steiner, R. F., and Boers, R. F. (1958). Science 127, 335. 

 Stent, G. S. (1958). Advances in Virus Research 5, 95. 

 Stevens, M. A., Magrath, D. J., Smith, H. W.. and Brown, G. B. (1958). J. Biol. 



Chem. 233, 1513. 

 Stone, W. S. (1955). Brookhavcn Symposia in Biol. 8, 171. 



Stone, W. S., Wyss, O., and Haas, F. (1947). Proc. Natl. Aca<l. Sci. U.S. 33, 59. 

 Strauss, B. S. (1962). J. Bacterial. 83, 241. 

 Strauss, B. S., and Okubo, S. (1960). J. Bacteriol. 79, 464. 

 Strelzoff, E. (1962). Ph. D. Thesis, Columbia University, New York. 

 Swanson, C. P., and Stadler, L. J. (1955). Radiation Biol. 2, 249. 

 Szybalski, W. (1958). Ann. N.Y. Acad. Sci. 76, 475. 

 Szybalski, W., and Djordjevic, B. (1959). Genetics 44, 540. 

 Szybalski, W., Opara-Kubinska, Z., Lorkiewicz, Z., Ephrati-Elizur, E., and Zamen- 



hof, S. (1960). Nature 188, 743. 

 Takemura, S. (1957). J. Biochem. 44, 321. 

 Takemura, S. (1959). Bull. Chem. Soc. Japan 32, 920. 

 Tamm, C, Hodes, M. E., and ChargafT, E. (1952). J. Biol. Chem. 195, 49. 

 Tamm, C, Shapiro, H. S., Lipschitz, R., and Chargaff, E. (1953). /. Biol. Chem. 



203, 673. 

 Tessman, E. S. (1956). Virology 2, 679. 

 Tessman, I. (1959). Virology 9, 375. 

 Thoday, J. M., and Read, J. (1947). Nature 160, 608. 

 Timofeeff-Ressovsky, M. W., Zimmer, K. G., and Delbriick, M. (1935). Nachr. Ges. 



Wiss. Gottingen Math. Physik. Kl. Fachgruppen [VI] 1, 189. 

 Treffers, H. P., Spinelli, V., and Belser, X. D. (1954). Proc. Natl. Acad. Sci. U.S. 



40, 1064. 

 Vielmetter, W., and Schuster, H. (1960). Biochem. Biophys. Research Communs. 2, 



324. 

 Vielmetter, W., and Wieder, C. M. (1959). Z. Naturforsch. 14b, 312. 

 Vogt, M. (1950). Z. Induktive Absta7n7fiungs-u. Vererbungslehre 83, 324. 

 Wacker, A., Kirschfeld, S., and Trager, L. (1960a). J. Mol. Biol. 2, 241. 

 Wacker, A., Dellweg, H.. and Weinblum, D. (1960b). Naturwiss. 47, 477. 

 Watson, J. D., and Crick, F. H. C. (1953). Cold Spring Harbor Symposia Quant. 



Biol. 18, 123. 

 Weigle, J. J. (1953). Proc. Natl. Acad. Sci. L.S. 39, 628. 

 Weigle, J. J., and Dulbecco, R. (1953). Experientia 9, 372. 

 Westergaard, M. (1957). Experientia 13, 224. 



Weygand, F., Wacker, A., and Dellweg, H. (1952). Z. Naturforsch. 7b, 19. 

 Wilkins, M. H. F. (1956). Cold Spnng Harbor Symposia Quant. Biol. 21, 75. 

 Witkin, E. M. (1947). Cold Spring Harbor Symposia Quant. Biol. 12, 256. 

 Witkin, E. M. (1956). Cold Spring Harbor Symposia Quant. Biol. 21, 123. 

 Witkin, E. M. (1959). Proc. 10th Intern. Congr. Genet., Montreal, 1958. p. 280. 

 Wolff, S. (1959). Radiation Research Suppl. 1, 453. 

 Wolff, S., and Luippold, H. E. (1955). Science 122, 231. 



Wyss, O., Clark, J. B., Haas, F., and Stone, W. S. (1948). .1. Bacteriol. 56, 51. 

 Yamamoto, N. (1956). Virus (Osaka) 6, 510. 

 Yamamoto, N. (1958). J. Bacteriol. 75, 443. 

 Zamenhof, S., and Greer, S. (1958). Nature 182, 611. 

 Zamenhof, S., and Griboff, G. (1954). Nature 174, 306. 

 Zetterberg, G. (I960). Exptl. Cell Research 20, 659. 



