SUBJECT INDEX 



193 



Phosphoproteins 



In brain in vivo, changes in, in 

 hypoglycemia, 48 

 enzymes as, 14 

 heterogeneity of, 28, 29 

 intracellular localization of, 



94 

 metabolic activity of, 14 

 ^■-P metabolism of, 28, 29 



electroshock on, 61 

 phosphorylserine from, 14, 



95 

 quantities of, 12-13 

 In slices in vitro, determination 

 of, 175-176 

 loss to medium during incu- 

 bation, 95 

 ^^P metabolism of, 94 



changes in electrical stimu- 

 lation, 118 

 depressants on, 140 

 effect of inorganic ions on, 



131-133 

 effect of metabolic inhibi- 

 tors on, 107-108 

 nucleotide precursors of, 



121-122 

 rate of metabolism of dur- 

 ing electrical stimulation, 

 123 

 substrates supporting, 104- 

 106 

 quantities of, 94 

 Phosphoprotein phosphatase 



Presence in brain, 95 

 Phosphopyruvic acid 



Quantities in brain in vivo, 10 

 Phosphorus 



Determination of total in brain, 

 172 

 Phosphoryl choline 



Hydrolysis by brain dispersions, 

 93 

 Phosphoryl ethanolamine 



Hydrolysis by brain dispersions, 



93 

 Incorporation of ^^P into in vivo, 

 23 



Incorporation of phosphatidyl 



ethanolamine, 91 

 Quantities of in brain in vivo, 



10 

 Separation of from other acid- 

 soluble phosphates, 166 

 Phosphoryl serine 



From cerebral phosphoproteins, 



14, 118 

 Hydrolysis of by brain prepara- 

 tions, 93 

 Phosphoryl tyrosine 



Hydrolysis by brain prepara- 

 tions, 93 

 Plasmalogens 



Changes in during development, 



40 

 In myelin sheath, 41 

 Potassium salts 



Effects on metabolism of brain 

 tissue, 128 

 on phosphate metabolism, 



124 

 on ^^P metabolism into phos- 

 pholids, nucleic acids and 

 phosphoproteins, 131-132 

 on phosphocreatine levels, 

 130 

 Propanediol phosphate 



Isolation of, 11 

 Proteins 



Metabolic activity and nucleic 

 acid metabolism, 29 

 Pyrophosphatase 



Activity in brain dispersions, 

 87 



Radioautography 



In study of ^^P entry into brain, 

 16, 18 

 Residual organic phosphorus 

 Components of, 14 

 Determination of, 175 

 Effect of electrical stimulation 



on metabolism of, 117 

 32p metabolism of, 28, 29 



substrates supporting, 104 

 Quantities of in vivo, 1 3 



