CONTENTS xiii 



PAGE 



Proteases 372 



Isolation 373 



General considerations . .... . . . . 374 



Tryptophane reaction . . 376 



Quantitative determination of activity 376 



Zyma?e and alcoholic fermentation 377 



Isolation of zymase ........ 378 



General considerations ......... 378 



Other enzymic activities of Saccharomyces - ... 385 



Occurrence of alcohols in plants ...... 386 



Inositol . . . . , . . . 388 



Manufacture of ethyl alcohol 390 



Oxidases ... T ...... . 392 



Isolation . . . 393 



Peroxidase . ... . . . . ^ . . 393 



Preparation ......... 394 



Identification . . . , . '. . . . 395 



Estimation . - . . 396 



General considerations 396, 



INDEX . . . . . . . . . . . . .401 



