996 



SUBJECT INDEX 



healing index, 701 



heart enzyme system, log 



— myosin, 533 



heat economy in homoiothenn animals, 



216 

 HeLa cells, 56, 446, 553 

 HeLa cell growth response to L-glutamic 



acid and L-glutamine, 901 

 Helianthus tuberosus, 761, 771 

 Helicella candicans, 184 

 Helicidae, 175 

 hemangiomas, 838 

 hematoblasts, 163, 350 

 hemiacetal dehydrogenases, 1 1 

 hemicelluloses of plant cell wall, 751 

 hemin, 528 

 Hemiptera, 598 

 hemoglobin, 522 



— synthesis by reticulocytes, 296 

 hemopoietic neoplasms induced by whole 



body X-irradiation, 848 

 heparin, 694 



— , ester sulfate groups, 700 

 hepatic carcinogens, 840 



— carcinogenesis, binding of butter 

 yellow by liver cells during, 861 



in man, correlation with cirrhosis, 



866 



— cells in senescence, 964 



— neoplasms induction by methionine 

 deficiency, 866 



— reticulosarcoma induction prevented 

 by hypothyroidism, 846 



— tumors, 840 



— tumorigenesis by acetylaminofluorene, 

 840 



— tumor induction by butter yellow, 846 



• — by carbontetrachloride, 863 



hepatocarcinoma, transplantable, 885 

 hepatoma, activity of uridylic acid from, 



909 

 — , aminouridine inhibitor of purine and 



pyrimidine synthesis in — , 909, 910 

 — , production of acetoacetate from fatty 



acids in — , 894 

 hepatomas, 49, 838 



— , rate of ribonuclease activity in — -, 91 1 

 heriditary changes, of growth processes, 



245 



, of the hormon balance, 245 



heteroauxin modifying induction process, 



425 

 heterochromatin, 267 

 heteromorphs, 600 

 heteroplastic insertions in the blastocoele, 



387 



hexapeptide, 728 

 hexokinase, 4, 31 



— phosphorylation, 883 

 hexosamine, 596 



— determination, 695 



— liberated from mucoproteins in 

 regeneration, 621 



hexosediphosphate as energy source, 729 

 hexose isomerase, 4 



— monophosphate shunt, 4, 47 

 , reduced activity in ade- 

 nocarcinoma of mammary gland, 885 



Hieracium, 1 72 



hind-brain, secondary, 386 



hirsutism, 245 



L-histidinal, 10 



histidine, 55 



— , uptake in transplanted rat tumors, 900 



— biosynthesis, 56 



— , imidazole nitrogen of, 87 



L-histidine, 1 1 



histidineless mutant oi Escherichia coli, 57 



histidinol, 56 



L-histidinol, 10 



histocompatibility, dominant — genes, 865 



histocytes, 688 



histolytic dedifferentiation of intact cells 



and intercellular material, 595 

 histones, 298 

 — , chromosomal, 927 

 — , replacement of — by protamines during 



spermatogenesis, 298 

 HMC (5-hydroxymethylcytosine), 



biosynthesis, gi i 

 Homarus, 200 



— vulgaris, 185 

 homocysteine, 63 



— , methionine formation from — , 73 



homoeogenetic inductor, 477 



homoeostasis, 588 



homogentisic acid, 12 



homoiothermic animals, heat economy, 216 



, thermoregulation, 187 



homoserine, 1 1 , 63 



— condensation with cysteine forming 

 cystathionine, 73 



— , conversion of — to a-ketobutyric, 75 

 — , conversion of — • to methionine, 73 

 HOQ_NO (2-heptyl-4-hydroxyquinoline-N- 



oxide) inhibiting electron transport, 23 

 hormonal factors in carcinogenesis, 824 



— imbalance inducing neoplasms, 829 

 hormone, hereditary changes of the — 



balance, 245 

 — , linkage of — synthesis stimulation and 

 increase of RNA, 273 



