58 PROTEINS. 



CASEOSES PRODUCED BY THE ACTION OF TRYPSIN. 



CASEOSES PRODUCED BY THE ACTION OF ACIDS. 



Siegfried has prepared a caseino-kyrine by restricted acid 

 hydrolysis. It has the composition C 23 H 47 N 9 8 , and on further 

 hydrolysis yields 1 molecule of arginine, 2 of lysine, and 1 of 

 glutamic acid. Skraup and Witt, however, consider this to 

 be a mixture. 



x 



CASEOSES PRODUCED BY THE ACTION OF RENNET. 



Hammarsten gives the following composition for the curd 

 produced by rennet, and the caseose of the whey (Table XI.) : 



TABLE XI. 



* The figure 0-68 occurs in the original ; 

 evident that 0-78 is the correct figure. 

 f Determined by the author. 



from the weighings given it is 



