ANTIBIOTIC GROUPS 177 



5. Contains both basic and acidic groups. 



Rimocidin 



6. Insoluble in water and ether, soluble in alcohols and other or- 

 ganic solvents. 



a. Not active against Candida albicans. 

 a 1 . Active against Trichophyton. 



Phaeofacin 



b 1 . Not active against Trichophyton. 



Rotaventin 



b. Active against C. albicans. 



Moldin 



7. Insoluble in water and ether, soluble in organic solvents; free of 

 nitrogen and sulfur; largely active against filamentous fungi. 



Mycelin 



8. Slightly soluble in water, soluble in organic solvents; active 

 against filamentous fungi. 



Cacaomycetin 



9. Other compounds. 



Antiyeast factors 



E. Substances active against protozoa or insects or both. 



I. Acidic substance, soluble in ether and other solvents; active against 

 cocci and certain spirochaetes. 

 Borrelidin 

 II. Basic compounds, active against trypanosomes and gram-positive 



bacteria Puromycin 



(Achromycin) 

 III. Soluble in water. 



1. Soluble in ether, insoluble in chloroform; active against Tricho- 

 monas and gram-positive bacteria. 



Streptocin 



2. Insoluble in ether; active against Trichomonas and yeasts. 



Trichomycin 



F. Substances active primarily against viruses and phages. 



I. Active against certain viruses. 



1. Active against influenza B. 



Ehrlichin 



2. Active against eastern and western encephalomyelitis. 



Abikoviromycin 

 II. Active against phages. 



Phagolessin 



