240 



1951 Observations on the relationship 



of symbiotic and lytic bacteriophage. /. 

 Path.Bact.61>MS-^S7. 



Bruner, D. W., and Edwards, P. R. 1948 

 Changes induced in the O antigens of Sal- 

 monella. J. Bact. 55:449. 



Burnet, F., and McKie, Margot 1929 Ob- 

 servations on permanently lysogenic strain 

 of B. enteritidis Gaertner. Australian J. 

 Exptl. Biol. Med. Sci. 6:276-284. 



Davis, B. D. 1950a Studies on nutritionally 

 deficient bacterial mutants isolated by 

 means of penicillin. Experientia 6:41-50. 



1950^; Nonfiltrability of the agents 



of recombination in Escherichia coli. /. 

 Bact. 60:507-508. 



1951 Aromatic biosynthesis. III. Role 



of p-aminobenzoic acid in the formation of 

 vitamin B^g- /• Bact. 62:221-230. 



Dienes, L., and Weinberger, H. J. 1951 The 

 L forms of bacteria. Bact. Revs. 15:245- 

 288. 



Ephrussi-Taylor, Harriett 1950 Heredity in 

 pneumococci. Endeavor 9:34—40. 



1951 Genetic aspects of transforma- 

 tions of pneumococci. Cold Spring Harbor 

 Syjnposia Quant. Biol. 16:445-456. 



Fleming, A., Voureka, Amalia, Kramer, I. R. 

 H., and Hughes, W. H. 1950 The mor- 

 phology and motility of Proteus vulgaris 

 and other organisms cultured in the pres- 

 ence of penicillin. /. Gen. Microbiol. 4: 

 257-269. 



Fluke, D. F., Drew, R. M., and Pollard, C. 

 1951 The effect of ionizing radiations on 

 the transforming factor of pneumococci. 

 Science 114:480. 



George, M., and Pandalai, K. M. 1949 Sen- 

 sitization of penicillin resistant pathogens. 

 Lancet 256:955-957. 



Griffith, F. 1928 The significance of pneu- 

 mococcal types. /. Hyg. 27:113-159. 



Hotchkiss, R. D. 1951 Transfer of penicillin 

 resistance in pneumococci by the desoxy- 

 ribonucleate derived from resistant cul- 

 tures. Cold Spring Harbor Sytnposia 

 Quant. Biol. 16:457-^62. 



Kauffmann, F. 1936 Ueber die diphasische 

 Natur der Typhusbacillen. Z. Hyg. Infec- 

 tiojiskrankh. 119:104-118. 



Klieneberger-Nobel, Emma 1951 Filterable 

 forms of bacteria. Bact. Revs. 15:77-103. 



Kristensen, M. 1948 Mutative bacterial fer- 

 mentation. Acta Path. Microbiol. Scand. 

 25:244-248. 



Lederberg, Esther M. 1951 Lysogenicity in 

 E. coli K-12. Genetics 36:560. 



ZINDER AND LEDERBERG 



Lederberg, J. 1947 Gene recombination and 

 linked segregations in Escherichia coli. Ge- 

 netics 32:505-525. 



1948 Problems in microbial genetics. 



Heredity 2:145-198. 

 1950 Isolation and characterization of 



biochemical mutants of bacteria. Methods 

 in Medical Research 3:5-22. 

 195 la Prevalence of Escherichia coli 



strains exhibiting genetic recombination. 

 Science 14:68-69. 



1951^ Streptomycin resistance: a ge- 



netically recessive mutation. /. Bact. 61: 

 549-550. 



Lederberg, J., and Lederberg, Esther M. 1952 

 Replica plating and indirect selection of 

 bacterial mutants. /. Bact. 63:399-406. 



Lederberg, J., and Zinder, N. 1948 Con- 

 centration of biochemical mutants of bac- 

 teria with penicillin. /. Am. Chefn. Soc. 70:, 

 4267. 



Lederberg, J., Lederberg, Esther M., Zinder, 

 N. D., and Lively, Ethelyn R. 1951 Recom- 

 bination analysis of bacterial heredity. Cold 

 Spri?7g Harbor Symposia Quant. Biol. 16: 

 413^43. 



Lilleengen, K. 1948 Typing Salmonella ty- 

 phimurium by means of bacteriophage. 

 Acta Path. Microbiol. Scand. Suppl. 77. 



Luria, S. E. 1947 Recent advances in bacterial 

 genetics. Bact. Revs. 1 1 : 1-40. 



McCarty, M. 1946 Chemical nature and bio- 

 logical specificity of the substance induc- 

 ing transformations of pneumococcal 

 types. Bact. Revs. 10:63-71. 



MuUer, H. J. 1947 The gene. Proc. Roy. Soc. 

 London, B, 134:1-37. 



Page, L. A., Goodlow, R. J. and Braun, W. 

 1951 The effects of threonine on popula- 

 tion changes and virulence of Sahftonella 

 typhjimtrium. J. Bact. 62:639-647. 



Plough, H. H., Miller, Helen Y., and Berry, 

 Marion E. 1951 Alternative amino acid re- 

 quirements in auxotrophic mutants of Sal- 

 ?Honella typhi?nuriu?f2. Proc. Natl. Acad. 

 Sci., U. S. 37:640-644. 



Ryan, F., Beadle, G., and Tatum, E. 1943 

 The tube method of measurement of 

 growth rate of Neurospora. Am. J. Botany 

 30:784-799. 



Tatum, E. L., and Lederberg, J. 1947 Gene 

 recombination in the bacterium Escheri- 

 chia coli. J. Bact. 53:673-684. 



Tulasne, R. 1951 Les formes L des bacteries. 

 Revue hmminol. 15:223-251. 



Voureka, Amalia 1948 Sensitization of peni- 

 cillin resistant bacteria. Lancet 254:62-65. 



