SUBJECT INDEX 



1017 



ribonucleic acid synthesis, 103 



— in basocellular and spinocellular 

 carcinoma, 905 



— formation inhibited by amino acid 

 antagonists, 937 



— purines of Ehrlich tumor cells, 97 

 ribonuclein (RNP), 434 

 ribonucleoprotein particles, microsomal, 928 

 ribose as a deoxyribose precursor, 52 



— diphosphate, 96 

 </-ribose, 261 



ribose nucleic acid, see ribonucleic acid and 



RNA 

 ribose-5-phosphate, 5 

 ribulose diphosphate, carboxylation of , 



43 

 ribulose phosphate as precursor of 



glycine, 62 

 ribulose-5-phosphate, 5, 1 1 

 Ringer's solution, 559 

 RNA, 260, 508, 683, 732 



— accumulation in nuclear sap of 

 Cyclops egg after increase of 

 polysaccharide in prophase, 941 



— in antipolar plasm, 312 



, cephalo-caudal and dorso-ventral — 



— during gastrulation and neurulation, 

 288 



— content after fertilization, 286 



in gastrula of Rana pipiens, 362 



of tumor cells, 157 



in Cyclops eggs, 331 



— and DNA in tumor cell nuclei, 905 



— in the ectophyll, 476 



— , glycine incorporated into — of reticulo- 

 cytes, 296 



— gradient in epithelium, 686 



— granules, 344 



— and growth, 272 



— , guanine and cytosine in — from 



epithelial rat tumors, 902 

 — , incorporation of adenine in — , 276 



— increase and hormone synthesis 

 stimulation, 273 



— , liberation of parts of — nucleosides 

 by ribonuclease, 438 



— and morphogenesis, 288 



— , pattern of basophily due to — corpus- 

 cules in rat embryo in first week of de- 

 velopment, 326 



• — , phosphorylation and activation of — 

 by ATP, 285 



— in plant-virus multiplication, 276 



— and protein synthesis, 272 



— and protein synthesis during spermato- 

 genesis, 273 



RNA, release of — to the cytoplasmic 

 granules, 361 



— , stimulating effect of — and nucleopro- 

 teins on growth of tissue cultures, 298 



— , stimulating effects of — on 

 regeneration of planarians, 298 



— , synthesis of DNA and — during devel- 

 opment, 285 



RNA synthesis, blocked by inetabolic 

 poisons, 286 



, DNA as organizer, 278 



in plant, 770 



, utilization of acetate, 524 



— values in thymus lymphosarcoma, 906 

 RNAP, 576 



RNA/protein ratio, proportionality of 



to growth rate, 275 

 RNase, 515 

 Robinia pseudacacia, 752 

 roller tube tissue cultures, 577 

 root auxins, 753, 804 



— elongation, physiology, 806 



— inhibition test, 757 

 roots, growth, 801 

 Rotifera, 590 



Rous sarcoma, 39, 849 



extracts synthesizing oligosaccharides 



of the hyaluric acid chain, 39 



, hyaluronic acid in , 881 



, immune bodies against , 858 



R-phase, 589 



— , glytolytic respiration in — of regenera- 

 tion, 618 



— , hyperglycaemia and glyconeogenesis 

 in — of regeneration, 618 



2 RSH, 12 



RSSR, 12 



Rubner's physiological rule, 216 



rudimentation, 246 



Sabella, 598, 622, 642 



Saccharomyces cerevisiae, 50, 205 



Saccoglossus koiv, 327 



S-adenosylmethionine, 46, 74 



S-adenosylhomocysteine, cleavage by crude 

 liver enzyme extracts of — to homo- 

 cysteine and adenosine, 75 



Salamandra atra, 292 



— liver as xenoinductor of lens, 427 

 Salkowski reaction for auxin determination, 



758 

 Salrno salar, 736 



Salmonella pullorum, 7 1 9 y^ ^ \y I 



Salvelinus fontinalis, 205 / ^y^ ^ 



sarcoma, 37, 551, 847 /^ .AO" 



— agent, non-cellular, 849 



