INDEX 



495 



Polysaccharides, as antigens, 401, 417 



— F68 fractions, 361 



— isolation, 360 et seq., 467 



— of bacteria, fungi and yeasts, 61, 



345 et seq. 



— synthesis of, 257, 366 

 Polyuronides, 326 

 Porphyrin-protein enzymes, 52 

 Porphyrins, 391 



Power alcohol, 311 



— gas, 323 et seq. 



from cellulose wastes, 325 



sewage, 325 



mechanism of production, 326 



Precipitin reactions, 447 et seq. 



composition of precipitate, 448, 



449, 454 



reacting groups in, 456, 459 



theories of, 450 et seq. 



Proactinomycin, 176 

 Prodigiosin," 387, 389 

 Proflavine, as wound antiseptic, 131 



— drug resistance to, 155 



Proline, absence from mould proteins, 

 60 



— as energy source for anaerobes, 218 



— degradation, 22 S, 237 

 Promin, 134 

 Prontosil, 123, 131, 133 

 Propamidine, 129 



— drug resistance to, 155 

 Propionibacteriiim pentosaceum, 258 

 fixation of COo, 258 



— — formation of succinic acid, 258 

 Propionic acid, 245, 319 



bacteria, 253 



— fermentation of glucose, 254 



— of glycerol, 253, 259 



phosphorylation, 249, 254, 



255 



detection, 465 



Proseptasine, 133 



Prosthetic group in enzymes, 41 et 



seq. 



growth factors and, 115 



Protamine, action of trypsin, 49 



— bacteriostatic action, 185 



— in micro-organisms, 60 

 Proteinases, 342 



proteins, action of trypsin, 49 



Proteins, amino-acids from, 329 



— as antigens, 398 



— conjugated, 60 



— constitution, 328 



— content of bacteria, fungi and 



yeasts, 59 



— degradation, 224 et seq. 



— hydrolysis, 329 



— method of estimation, 59 



— molecular weight, 328 



— of tobacco mosaic virus, 330 



— sparing action of carbohydrates, 



226 



— synthesis, 338 et seq. 



— utilisation, 219 



Proteolytic enzymes, 225, 227, 342 



sjTithesis by, 342 



Proteoses, utilisation of, 219 

 Proteus morganii, drug resistant 



strains, 153 

 growth factors for, 108, 119 



— vulgaris, action of pyridine-3- 



sulphonic acid, 146 



— — — of sulphonamides, 140 



anaerobic growth, 208 



aneurin in, 103 



carbohydrates of, 365 



— — carbon dioxide fixation, 259 

 ^ growth factors for, 106, 119 



— — proteolytic enzj^mes of, 225, 



227 

 Protoplasm, 59 

 Pseudoglobulin, 424 



— solubility, 60 



Pseudomonas aeruginosa, action of sul- 

 phonamides on, 140 



carbohydrates of, 362 



pigment of, 64, 388, 389, 391 



pyocyanase formation, 177 



— chlororaphis, 179, 391 



— fluorescens, 209, 228 



adenosine triphosphate in, 72 



Pseudopp-idoxine, 110 



Ptyalin, activation of, 48 



Puberulic acid, 176, 290 



Puberulonic acid, 177 



Purines, from nucleoproteins, 60, 332 



— utilisation of, 219 

 Putrefaction, nature of, 102 

 Pyocyanase, 177 



