92 MOLECULES, VIRUSES, AND BACTERL\ 



and Myrbiick, K., eels., The Enzymes, 2nd ed., Vol. I (N. Y., Academic Press). 



Pardee, A. B., Jacob, F., and Monod, J., 1959. "The Genetic Control and Cyto- 

 pla.smic Expression of 'Inducil)ility' in the Synthesis of ^-Galactosidase by 

 E.coli," J.Mol. Biol. 1, 165. 



Pardee, A. B., and Prestidge, L. S., 1956. "The Dependence of Nucleic Acid Syn- 

 theses on the Presence of Amino Acids in £. coli," J. Bad. 71, &11 . 



Pardee, A. B., and Prestidge, L. S., 1958. "Effects of Azatryptophan on Bacterial 

 Enzymes and Bacteriophage," Biochim. Biophys. Acta 27, 330. 



Pollock, M. R., 1953. "Stages in Enzyme Adaptation," in Gale, E. F., and Davies, 

 R., eds., Adaptation in Micro-organisms (N. Y., Cambridge U. Press). 



Pollock, M. R., 1959. "Induced Formation of Enzymes," in Boyer, P. "D., Lardy, 

 H., and Myrbiick, K., eds.. The Enzymes, 2nd ed., Vol. I (N. Y., Academic 

 Press ) . 



Roberts, R. B., Abelson, P. H., Cowie, D. B., Bolton, E. T., and Britten, R. J., 

 1955. "Studies of Biosynthesis in E. coli," Carnegie Institution, Washington, 

 D. C. 



Shepherdson, M., and Pardee, A. B., 1960. "Preparation and Crystallization of 

 Aspartate Transcarbamylase," /. Biol. Chem. 235, 3233. 



Stanier, R. Y., 1951. "Enzymatic adaptation in bacteria," Ann. Rev. Microbiol. 5, 

 35. 



Torriani, A., 1960. "Influence of Inorganic Phosphate in the Formation of Phos- 

 phatases by E. coli," Biochim. Biophys. Acta 38, 460. 



Truchnger, P. A., and Cohen, G. N., 1956. "The Effect of 4-Methyltryptophan on 

 Growth and Enzyme Synthesis of E. coli," Biochem. ]. 62, 488. 



Umbarger, H. E., 1956. "Evidence for a Negative-Feedback Mechanism in the 

 Biosynthesis of Isoleucine," Science 123, 848. Also in /. Biol. Chem. 233, 415 

 (1958). 



Vogel, H. J., and Davis, B. D., 1952. "Adaptive Phenomena in a Biosynthetic 

 Pathway," Fed. Proc. 11, 485. 



Vogel, H. J., 1957. "Repression and Induction as Control Mechanisms of Enzyme 

 Biogenesis: the "Adaptive" Formation of Acetylomithinase," in McElroy, W., 

 and Glass, B., eds., The Chemical Basis of Heredity (Baltimore, Johns Hop- 

 kins Press ) . 



Wijesundera, S., and Woods, D. D., 1953. "The Effect of Growth on a Medium 

 Containing Methionine on the Synthesis of this Amino Acid by Bact. coli," 

 Biochem. }. 55, viii. Also in /. Gen. Microbiol. 22, 229 ( 1960). 



Wilson, A. C, unpublished data. 



Wyngaarden, J. B., and Ashton, D. M., 1959. "The Regulation of Activity of 

 Phosphoribosylpyrophosphate Amidotransf erase by Purine Ribonucleotides: A 

 Potential Feedback Control of Purine Biosynthesis," /. Biol. Chem. 234, 1492. 



Yates, R. A., and Pardee, A. B., 1956. "Control of Pyrimidine Synthesis by a Feed- 

 back Mechanism in E. coli," J. Biol. Chem. 221, 757. 



Yates, R. A., and Pardee, A. B., 1957. "Control by Uracil Formation of Enzymes 

 Required for Orotate Synthesis," /. Biol. Chem. 227, 677. 



