188 YEASTS AND MOULDS 



from a blastomycotic abscess or some of the scales 

 from the underside of the crusts of the skin diseases 

 produced by moulds is softened in weak caustic and 

 examined in a moist condition under the microscope. 

 The single, or budding cells of the yeasts or the branch- 

 ing mycelia of the moulds are usually found with 

 ease. In case it is desirable to cultivate the fungi a 

 long elaborate technique is necessary. 



