2p8 



PHARMACEUTICAL BACTERIOLOGY 



2. Discomyces madurce. (Mycetoma). Causes the cattle disease 

 known as madura foot, which can be transmitted to man. Essentially a 

 tropical disease. Two varieties (black and white) of the disease are 

 reported. 



3. M alassezia furfur. This is the fungus which causes a skin dis- 

 ease (Tinea versicolor} which is quite common in tropical as well as in 

 temperate climates. 



PIG. 73. Three terminal hypae showing the characteristic spore formation of Peni- 

 cillium glaucum. This fungus is a true saprophyte and is never found on living fruits or 

 vegetables. Mouldy food substances are quite universally rejected as being unfit for 

 human consumption. 



4. Microsporoides minutissimus. Causes a skin disease known as 

 Erythrasma or Dhobie's itch. Found in the tropics. 



5. Trichosporum giganteum. Causes a disease of the hair. The 

 spores of the fungus are arranged about the hair in a peculiar mosaic. 



Molds differ from bacteria hi that they thrive best in acid media and 

 in that they are not so readily killed by means of the usual chemical dis- 

 infectants. Heat (dry as well as moist) kills the hyphal structure quite 



