SUBJECT INDEX 



561 



hyperplasia, nucleic acids and, 20-21 

 mitochondria, enzymes of, 229 

 nuclei, isolation of, 110 

 Kinetoplast, deoxypentose nucleic acid 

 and, 471 



Lactation, nucleic acid and, 48 

 Lactic acid, 

 formation, soluble cytoplasm and, 



240-241 

 glucose oxidation and, 261 

 hypoxanthine and, 278 

 isotopic, oxidation of, 273 

 liver regeneration and, 19 

 pentose fermentation and, 269 

 phosphate incorporation and, 430 

 uric acid synthesis and, 279-280 

 Lactic dehydrogenase, 250 

 nuclei and, 135 

 soluble cytoplasm and, 241 

 Lactobacillus casei, polynucleotide S3'n- 



thesis in, 385-387 

 Lactogenic hormone, nucleic acids and, 



33, 35 

 Lanthanum, 3 

 dye binding and, 53 

 ultraviolet absorption and, 85 

 Lecithin, 

 isolation of nuclei and, 116 

 nuclear, 121 

 Leucine, incorporation of, 502, 504, 505 

 Leucovorin, see Citrovorum factor 

 Leukemia, 

 A-methopterin resistant, 377 

 nucleic acids and, 31, 48-49 

 Light loss, measurement of, 86-87 

 Lipase, nuclei and, 139 

 Lipids, 

 chromosomes and, 122 

 cortisone and, 32 

 Feulgen reaction and, 69 

 nuclear, 99, 100 

 distribution, 122 

 fractions, 121-122 

 isolation of, 104 

 lyophilization and. 111 

 methods, 117 

 total, 120-121 

 turnover, 122 

 nucleoli and, 122, 146 



Lipoprotein, 

 nuclear, 



amount of, 130-131 

 extraction of, 128, 131 

 Liver, 

 cell composition of, 205-206 

 cytology of, 200-201 

 glucose oxidation in, 273 

 mitochondria, enzymes of, 219-228 

 nuclei, isolation of, 104-105, 106, 107- 



108, 109-110 

 pentose nucleic acid in, 63 

 perfusion of, 212 

 phosphorus in, 5 

 regenerating, 

 adenine incorporation in, 406 

 nucleic acids and, 19-20, 46, 366, 367, 



374, 395, 400-401 

 nucleoli and, 151 

 phosphate incorporation in, 364 

 Lymphoma, nucleic acids and, 31 

 Lyophilization, isolation of nuclei and, 



110-116 

 Lysine, 

 incorporation of, 504 

 nuclear proteins and, 131 

 uridine pyrophosphate and, 417 

 D-Lyxose, 264 



M 



Macronucleus, nucleic acids of, 171 

 Magnesium, 



deficiency, deoxypentose nucleic acid 



and, 49 

 deoxyribonuclease and, 82 

 dye binding and, 53 

 nuclei and, 141-142 

 Malachite green, nucleic acid polymeri- 

 zation and, 53 

 Malaria, ribonuclease and, 142 

 Malic dehydrogenase, nuclei and, 136 

 Malonic acid, 429 



uracil catabolism and, 428 

 Malononitrile, phosphate incorporation 



and, 430 

 Mammals, pentose metabolism in, 270- 



271 

 Manganese, mutations and, 442 

 Mannose, phosphate incorporation and, 



430 

 Mannose phosphate, 267 



