CONTENTS 



Introduction, by Gunther S. Stent ix 



Discussion on the Bacteriophage (Bacteriolysin). I. The Nature of 

 Bacteriophage, by F. D'Herelle; II. The Bacteriophage: The 

 Breaking Down of Bacteria by Associated Filter-passing Lysins, 

 by F. W. Twort; III. Concerning the Theories of the So-called 

 "Bacteriophage," by J. Bordet; IV. Andre Gratia 3 



Adsorption of Bacteriophages to Homologous Bacteria. II. Quantitative 

 Investigations of Adsorption Velocity and Saturation. Estimation 

 of the Particle Size of the Bacteriophage, by M. Schlesinger 26 



The Growth of the Bacteriophage, by Emory L. Ellis and Max DELBRtJCK 37 



The Growth of Bacteriophage and Lysis of the Host, by M. Delbrijck 57 



The Intracellular Growth of Bacteriophages. L Liberation of 



Intracellular Bacteriophage T4 by Premature Lysis with Another 



Phage or with Cyanide, by A. H. Doermann 75 



Independent Functions of Viral Protein and Nucleic Acid in Growth of 



Bacteriophage, by A. D. Hershey and Martha Chase 87 



Nucleic Acid Transfer from Parental to Progeny Bacteriophage, by 



J. D. Watson and O. Maal0e 105 



The Synthesis of Bacterial Viruses; Origin of Phosphorus Found in 

 Deoxyribonucleic Acids of T2 and T4 Bacteriophages, by 

 Seymour S. Cohen 116 



Enzymatic Synthesis of Deoxyribonucleic Acid. VI. Influence of 

 Bacteriophage T2 on the Synthetic Pathway in Host Cells, by 

 Arthur Kornberg, Steven B. Zimmerman, S. R. Kornberg, 

 and John Josse 125 



The Frequency Distribution of Spontaneous Bacteriophage Mutants as 

 Evidence for the Exponential Rate of Phage Reproduction, by 

 S. E. LuRiA 139 



Genetic Recombination between Host-Range and Plaque-Type Mutants 

 of Bacteriophage in Single Bacterial Cells, by A. D. Hershey and 

 Raquel Rotman 151 



Genetic Recombination and Heterozygosis in Bacteriophage, by A. D. 



Hershey and Martha Chase . 179 



vn 



