494 



INDEX 



Phenazine pigments, 168, 177, 178, 



179, 391 



effect on quinones, 168 



Phenol from tyrosine, 233 

 Phenylacetic acid, 231 

 Phenylalanine, absence from moiild 



proteins, 60 



— as energy source, 218 



— deamination, 229 



— in antigens, 400 

 Phenylarsenoxide, 127 



— reaction with SH groups, 136 

 Phenyl-lactic acid, 229 

 Phenylureides, 416 

 Phenylureido-proteins, 416 

 Phleimycolic acid, 375 

 Phoenicin, 394 

 Phosphatase, 265 



— production by propionic acid bac- 



teria, 96 

 Phosphates, in fermentation, 249 et 

 seq., 263 



— in metabolism of autotrophic 



bacteria, 72, 78 

 Phosphatides, constitution, 378 



— content of bacteria and yeasts, 63, 



378, 379 



— of acid-fast bacteria, 379, 380 



— of C. diphtherice, 381 



— of L. acidophilus, 381 



— of M. tuhercni^sis , 379 

 Phosphogluconic acid enzyme, 212 

 Phosphoglyceraldehyde, 320 



— as hydrogen acceptor, 202 

 Phosphoglyceric acid, 249, 266, 275 

 breakdown inhibited by 



fluoride, 254, 275 



in lactic acid fermentation, 



321 



in propionic acid fermentation, 



254 



Phosphoglycero-mutase, 212, 276 



Phosphopyridine nucleotides, 108 



Phosphopyruvic acid, 247, 248, 249, 

 250, 266, 275, 277, 321 



Phosphorylase, potato, 367 



Phosphorylation in citric acid fer- 

 mentation, 298 



Photobacterium fischeri, 158 



Phthiocerol. 373, 374 



Phthiocol, 392 



— as growth factor, 114 

 Phthioic acid, 370, 374, 376, 379 

 Phycomyces hlakesleeanus , 102 



growth factors for, 121 



Physcion, 395, 396 

 Phytochemical reduction, 279 

 Phytoglycol, 372 

 Phytomonas tumefaciens , 362, 381 



polysaccharide, 348 



Phytomonic acid, 381 

 Pigments, carotenoid, 385, 387 



— classification, 387 



— melanin, 386 



— production by micro-organisms, 64 



— quinone, 386 



Pilocarpine, inhibition of invertase, 



135 

 Pimelic acid, 104, 109 

 plL, definition of, 10 



— of acetic acid, 10 



— of phosphoric acids, 10 

 Plasmodia, chemotherapy of, 130 



— inhibition of respiration, 151 

 Plasmoquin, 128, 130 



— inhibition of Plasmodium respira- 



tion, 151 



Plasteins, 399 



Pneumococcus, see Diplococcus pneu- 

 monia 



Polar groups, 30 et seq. 



and adsorption, 34 



and solubility, 33, 34 



and specificity, 34 



behaviour of, 33 



— ■ — distribution of, 34 



— ■ — • effect in antigen-antibody 



reactions, 458 



of masking, 34 



on activation of hydrogen 



donators, 195 



on antibody production, 423 



— on determinant groups, 407, 



409 



in polysaccharides, 33, 34 



in proteins, 33, 34 



strength of, 32 



structure of, 31 



Pol3^eptides in micro-organisms, 60 



— utilisation of, 219 



