SUBJECT INDEX 
Pseudomanas (continuation ) 
— hydrophila, amino acids, 79 
— —, peptides, 88, 89 
— sacchavophila, amino acids, 78 
— savastanot, amino acids, 79 
Pseudosarcophaga affinis, essential amino acids, 
127 
Psychological disturbance, due to amino acid 
deficiency, 521 
Psychotropic drugs, effect on amino acids in 
brain, 465-4609, 486-497 
Ptevidium aquifolium, amino acids, 65 
Pteroylglutamic acid, effect on tyrosine ex- 
cretion, 270 
Puberty, excretion of methylhistidine, 231 
Puccinia graminis, amino acids, 85, 86 
Puma, urine, amino acids, 201 
p-Pyrazol-1-ylalanine, in Cucurbitaceae, 45 
—, transamination, 47 
Pyridine-2, 6-dicarboxylic acid (see Dipicolinic 
acid) 
Pyridoxal, effect on, amino acid accumulation, 
541, 581, 589, 590 
—, —, efflux, 564, 565 
—, —, uptake rate, 612 
—— kinase, effect thiosemicarbazide, 502 
— phosphate, effect on amino acid efflux, 533 
—, stimulation of amino acid transport, 762, 
763 
Pyridoxine deficiency, effect on brain gluta- 
thione, 468 
Pyrrolidone carboxylic acid, formation from 
glutamic acid, 222 
Pyruvic acid, excretion in vitamin C deficiency, 
255 
Pythium ultimum, amino acids, 88 
Quadrula quadrula, taurine, absence, 165 
Quantitative values, amino acids, in bacteria, 
76, 79, 80 
, —, in blood, 264 
—, —, in brain, 289, 472, 476, 478 
—, —, —, effect ammonium, 455 
—, —, —, effect drugs, 466 
—, effect glutamine, 455, 456 
—, —, —, effect protein hydrolysate, 456 
—, —, in cat tissues, 160 
—, —, cerebrospinal fluid, 203, 277 
—, —, comparison of methods, 233 
—, —, erythrocytes, 242-244, 247 
—, —, in fungi, 85 
—, —, in infant serum with enteritis, 268 
—, —, in leukocytes, 242-244, 247 
—, —, in lobster, 160, 161 
—, —, In marine invertebrates, 163 
—, —, in microorganisms, 87 
—, —, in molds, 84 
—, —, in muscle, effect ammonium, 455 
—, effect glutamine, 455, 456 
—, effect protein hydrolysate, 456 
—, —, in nerve, 473, 477, 479 
—, — and peptides, in Drosophila, 138, 140,141 
—,—, in plasma, 198, 233-237, 242, 243, 245, 
247 
805 
Quantitative values, amino acids, in plasma, 
(continuation ) 
—, —, —, effect ammonium, 455 
—, —, —, effect glutamine, 455, 456 
—, —, —, effect liver perfusion, 717—719 
—, effect protein, hydrolysate, 456 
—, —, in platelets, 242-244, 247 
—, —, in rooster, 161 
—, —, in urine, 200, 227, 228, 230, 231, 247 
—, —, in Vitamin A-deficient rat tissues, 339 
—, —, in yeast, 82 
—, — and peptides in plants, 58, 59 
—, ——, in rabbit brain, 144 
—, clearance of amino acids, in blood, 238 
—, —, effect of age, 272, 273 
—, ethanolamine derivatives in brain and 
nerve, 481 
—, nitrogen fractions in blood, 263 
—, serine ethanolamine phosphodiester in 
chicken, 190 
—, taurine in invertebrates, 166 
Rabbit, appendix, effect nitrogen mustard on 
amino acids, 407 
—, —, lipid—amino acids, 760 
—, blood plasma, effect fasting on amino acids, 
403, 404 
, —, — nitrogen mustard on amino acids, 
403-406 
—, —, — phenylhydrazine on amino acids, 
408, 409 
, —, — venipuncture on amino acids, 363, 
304 
—, bone marrow, effect nitrogen mustard on 
amino acids, 400, 407 
—, brain, amino acids, 472-476, 479 
—, —, — and peptides, 144, 145 
—, —, ethanolamine derivatives, 481 
—, erythrocytes, amino acids, 408, 409 
—, —, effect fasting on amino acids, 403, 404 
—, —, — nitrogen mustard on amino acids, 
404-408 
— fetus, brain, amino acid content, 264, 265 
—, kidney, effect nitrogen mustard on amino 
acids, 406, 407 
—, liver, effect nitrogen mustard on amino 
acids, 407 
—, muscle, amino acids in, during vitamin E 
deficiency, 310 
—, reticulocytes, amino acids, 408, 409 
, sciatic nerve, amino acids, 473 
—, spinal cord, amino acids, 473 
—, spleen, effect nitrogen mustard on amino 
acids, 406, 407 
—, urine, amino acids, 201 
Racemization, of amino acids by acid, 512 
a-Radiation, effect on pool composition, 99 
Rana catesbeiana, brain, amino acids in, during 
development, 302, 303 
— —, liver,amino acids in, during development, 
298, 300 
— pipiens, egg, amino acids in, during deve- 
lopment, 298 
Rangia cuneata, formation of f-alanine, 169 
—, taurine, 165-167 
