362 



SUBJECT INDEX 



Pinocytosis, 157-166 



definition of, i 57 



inverted pinocytosis, 164-165 

 Pinocytotic vesicles, and fat absorption, 



137.. 163 



and mitochondria, 163 

 Pleromer, definition of, 71 

 Pleromerism, in DNA, 84-89 

 Polymer two-phase systems, 33-39 

 Polymerase, DNA, 96-101, 106 

 Proteins, partition of, 34-39 



structure and size of, 68, 72 



R 



Rabbit tissues, DNA synthesis in, 96-98 

 Rat, adrenalectomized, 231 



intestinal fat absorption, 136-138 

 liver, antifjens of, 213—218 

 DNA synthesis in, 98-100 

 fractionation of s-RNA from, 1 13-1 16 

 "Retaining" cells, 190 

 Ribonuclease, amino acid composition of, 



53 

 dinitrophenylation of, 42-56 



effect on enzymic activity 47-51 

 histidine residues in, 44-45 

 lysine residues in, 43, 45, 47 

 release from RNP particles, 241 

 serine residues in, 47 

 tryrosine residues in, 44-45 

 Ribonucleic acid (RNA), 



incorporation of azaguanine into, 281-286 

 molecular configuration of, 29-30 

 nucleotide sequence in, from rat liver, 90 

 pleromeric relationships in, 87, 89 

 replacement in, 84-85 

 ribosomal, structure of, 30 

 soluble (acceptor-RNA, s-RNA), 



eflFect of phosphodiesterase on, 1 21-122 



fractionation of, 11 3-1 16 



fraction of ribonucleotide-incorporat- 



ing enzyme, 11 3-1 16 

 incorporation of AMP into, 114, 119 

 incorporation of arginine into, 297-307 

 incorporation of CMP into, 117-118, 



121 

 incorporation of threonine into 122- 



123 

 pyrophosphorolysis of, 1 17-120 

 synthesis of, 1 13-123 

 synthesis of, 104, 262 

 Ribonucleoproteins (see Ribosomes, and 

 RNP particles), 

 from rat liver, 



fractionation of, 113-116 

 S-RNA-/3 and -y, analytical data on, 

 1 1 6-1 17 



effect of phosphodiesterase on, 

 121-122 

 Ribonucleoprotein particles (Ribosomes, 

 RNP particles), 

 amino acid incorporation into, 268-269 

 and amino acid acti\ation, 264-265 

 and serum albumin synthesis, 256-258 



binding of spermine to, 244-247 



definition of, 169 



in cancer of mammary gland, 176-177, 

 179-180, 185, 187, 190-193 



in incorporation systems, 222-235 



in normal mammary gland, 170-175 



in pancreatic exocrine cell, 197—199 



in plant cells, 143-144 



pancreatic, effect of spermine on, 240-251 

 structure of, 247-251 



release of amylase from, 241-242 



release of protein from, effect of Mg++ 

 on, 243-244 



effect of spermine on, 243-244 



release of RNA from, effect of Mg++ on, 

 242-244 



effect of spermine on, 241—244 



release of spermine from, effect of guano- 

 sine triphosphate on, 246-247 

 effect of Mg++ on, 246-247 

 Ribosomes (see RNP particles) 



S 



Sea urchin eggs, amino acid-activating 



enzymes in, 226—227 

 "Solitary" nucleotides, definition of, 71 

 Soluble ribonucleic acid (s-RNA, see RNA) 

 Spermine, effect on ribonucleoprotein 



particles, 239-251 

 Staf>/iylococciis aureus, mucopeptide syn- 

 thesis in, 289-294 



Threonine, incorporation into soluble 

 RNA, 122-123 



Thymidine, incorporation into DNA, 

 96-99, 262 



Thymidylate kinase system in DNA syn- 

 thesis, 96-101 



Thyroid hormone, effect on mucopoly- 

 saccharide metabolism, 334, 337-338 



Tobacco mosaic virus, arrangement of 

 structural sub-units, 8 

 structure of RNA from, 30 



Transitional "T" cells, 185, 190 



Trypsin, effect of urea and guanidine hydro- 

 chloride on, 60 



Tyrosine, dinitrophenyl derivati\es of, 44 



U 



Uridine diphosphate glucose (UDPG), in 

 cellulose synthesis, 318-320 



Uridylic acid (UMP), incorporation into 

 soluble RNA, 120 



Valine, incorporation into liver antigens, 

 214-218 

 incorporation into protein, 225 



