xii CONTENTS OF PART I. 



PAGE 



C. Diaminomonocarboxylic Acids - - 55 



Arginine - ey 



Lysine _ 59 



D. Heterocyclic Compounds - . 60 



Histidine - 60 



Pro line - . . - 63 



Oxyproline - . , _ 64 



Tryptophane - . _ 65 



E. THE OPTICALLY ACTIVE AMINO ACIDS - . - 70 

 BIBLIOGRAPHY - _____ 80 

 INDEX - ..'._. - 97 



