SUBJECT INDEX 



541 



d-GC polj-mer, 45-46 

 density-gradient centrifugation of, 77- 



79 

 "melting temperature," 231 

 molecular weights of bacterial DNA, 



145 

 nearest neighbor analysis, 32-40 

 number of chains in molecule, 81, 125- 



128, 144 

 organization in phages T2 and T4, 



114-117, 120 

 organization into chromosomes, 96-108, 



113-148 

 phage 0X174, 121-122 

 precursors of, see Deoxyribonucleo- 



tides 

 primer, 25-27, 161, 180 

 polymerase, see Polj'merase 

 replication, 77-82 

 semiconservative, 74-80, 161 

 sequence of, 188-190 

 single chain regions or weak points, 



119, 128 

 synthesis, 17-60 



base composition of product, 29-32 

 control mechanisms, 160-200 

 dissociation from cell division, 197 

 effects of injury, 191 



of nutrient environment, 194-196 

 of protein synthesis, 173-180 

 of radiation, 192-194 

 of temperature, 192-194 

 limited reaction, 23-24 

 nature of primer, 25-27 

 of product, 27-29 

 nearest neighbor analysis of prod- 

 uct, 32-40 

 physical state of DNA in control- 

 ling, 180-183 

 relation to the cell cycle, 155, 175- 



180, 190-192, 197 

 replacement of natural bases bj' ana- 

 logs, 48 

 requirements for cell free system, 20 

 simultaneous RNA synthesis, 186- 



187 

 site in the cell, 190 

 structural stabilization by protein, 



188 

 variations in the cvcle, 191-197 



transfer and recombination in lambda 



phage, 141 

 transfer experiments with BUDR, 140 

 with E. coli, 142 

 Deoxyribonuclease, 28 



effects on chromosomes, 69 

 Deoxyribonucleoside, 



monophosphate kinase, 12, 16 

 Deoxyribonucleotide pools, in anthers of 

 Lilium and Trillium anthers, 163- 

 164 

 in bacteria, 166-169 

 Deoxyribonucleotides, 1-17 

 phosphor3'lation of, 12-17 

 synthesis of, 3-12, 163-172 

 Deoxyuridine triphosphatase, 50 

 Deoxyuridylate, synthesis of thy midy late 



from, 6-8 

 Depolymerization of DNA, 238 

 Depurination of DNA, 230, 237-240 

 Diesterase, splenic, 34 

 Dyes, mutagenic effects of, 224, 225 



Electrophoresis, 408 



Enzyme induction, 277, 343-344 



Enzymes, 



amino acid activating, 354-356 



phosphorylating in control of DNA 

 synthesis, 171 



ribosomal, 303-305 

 Episomes, bacterial, 147 

 Exchanges, 



chromatid, induced by radiation, 90- 

 92 



half-chromatid, 92 



single and twin in chromosomes, 83 



sister-chromatid (see Chromatid, ex- 

 changes) 



Fingerprints of hemoglobin, 410-412 

 5-Fluorodeoxyuridylate, 9, 93-94 

 Folic acid, &-12 

 Formaldehyde as a mutagen, 240 



j8-Galactosidase, 

 gene for, 281 

 induction of, 277, 281 



