2l8 PHARMACEUTICAL BACTERIOLOGY 



CLASSIFICATION OF FERMENTS 



A. HYDROLYTIC FERMENTS 

 I. Proteid Ferments. 



1 . Proteolytic ferments (proteases) 



a. Pepsin 



b. Trypsin 



c. Lysins (?) 

 Bacterolysin 

 Hemolysin 

 Cytolysin 



d. Opsonins (?) 



e. Papain 



f. Of ductless glands (hormones) (?) 



g. Of insectivorous plants 



h. Of cryptogamous plants (bacteria, higher fungi, etc.) 

 i. Seed ferments 



2. Coagulating Ferments 

 a,, Rennet 



b. Vegetable rennet 



c. Agglutinins 



d. Precipitins 



e. Fibrin ferments 



f. Pectase 



3. Starch Splitting Ferments 



a. Diastases (amylases) 

 Amylase 



Ptyalin 



Amylopsin 



Glycogenic ferment of liver, blood and urine 



b. Disaccharide (diastase) ferments 



Maltase 



of yeast 



of other cryptogams 



of animals 

 Invertase 



of yeast 



of other cryptogams 



of animals 

 Trehalase 

 Mehcitase 

 Melibiase 

 Lactase 



