194 



SUBJECT INDEX 



Ribonucleic acid 



Determination of, 175-176 

 Incorporation of ^^P into in 

 vivo, 28 

 substrates supporting in vitro, 

 104 

 Qualities of, 13 



Secobarbitone 



Anaesthetic concentration in 

 brain, 139 

 Sphingomyelin 



Changes in during development, 

 39,40 



Hydrolysis of by brain prepara- 

 tions, 92 



In myelin lipids, 11 



^*P metabolism into in vivo, 26 

 in vitro, 88 



Quantities of in grey matter, 

 13 

 Steroids 



(21 - hydroxy - pregnane - 3 : 2 - 

 dione-hemisuccinate) 



Concentration in brain following 

 anaesthetic dose, 139 



Effect upon oxidative phosphory- 

 lation in mitochondria, 143 



Thiopentone 



Anaesthetic concentration in 



brain, 139 

 Effects on glutamine synthesis in 

 slices, 141 

 on oxidative phosphorylation, 



142 

 on ^^P metabolism in mito- 

 chondria, 144 

 Thiophenobarbitone 



Anaesthetic concentration in 

 brain, 139 

 Tissue dispersions 



Cof actor requirements for, 75 

 Transphosphorylases 

 In brain extracts, 86 

 Tranquillizing agents 



Effects on ^^P metabolism in 

 vitro, 140 



Trialkyl tin compounds 



Phosphate metabolism after 

 poisoning by, 64 

 Tricarboxylic acids 



Effects on ^^P metabolism in 



slices, 104-106 

 Maintenance of levels of phos- 

 phates by, 104 

 Trichloroacetic acid 



Extractant for acid-soluble phos- 

 phates, 163, 164 

 Trimethadione 



Effect upon phosphocreatine 

 in electrically stimulated 

 tissues, 150 

 Triose-phosphates 



Enzymic determination of, 



173 

 Quantities of in vivo, 10 

 Triphosphopyridine nucleotide 

 Enzymic determination, 173, 



174 

 Quantities of in vivo, 9 

 in vitro, 79 

 Tumours 



Uptake of phosphate by, 63 



Uridine 



Effect upon phospholipid syn- 

 thesis in hypoglycemic 

 brain, 49 

 Uridine phosphates 



Mono-, di-, and tri-phosphates, 

 levels in brain in vivo, 

 9 

 Uridine diphosphate acetyl glu- 

 cosamine 

 Conversion to galactose deri- 

 vative, 8 

 Quantities in brain, 9 

 Uridine diphosphate acetyl 

 galactosamine 

 Formation from glucosamine de- 

 rivative, 8 

 Uridine disphosphate glucose 

 Conversion to galactose deri- 

 vative, 8 

 Quantities in brain in vivo, 9 



