232 MICROBES, FERMENTS, AND MOULDS. 



white of egg at a temperature of 37°, in which it 

 retaias its characteristic colour. 



In a sweating foot, of which the smell is so 

 offensive, Rosenbach found a short, thick rod, which 

 is at once aerobic and anaerobic, is rapidly developed, 

 and retains its offensive smell when cultivated (Fig. 95). 



In the gangrene of long bones, the same observer 



Fig. 95.— Bacillus of Fig. 96.— Saprogenic bacillns 



feet-sweat. of osseous gangrene. 



has found a similar bacillus, which, like the foregoing 

 one, produces by inoculation a local affection, mote or 

 less strongly marked (Fig. 96). 



WaHs. — We know that a wart is self-sown, and 

 appears to contain a contagious principle. This is 

 Tomasi Crudeli's Bacteriv/m, porri, and is minute and 

 in the form of an 8. 



Among the diseases due to microbes we must 

 include mumps, epidemic goitre, epithelial xerosis of 

 the eye, polypus of the nasal canal, of which the 

 concretions are formed of Streptothrix Forsteri, etc. 



XIV. The Microbe of Erysipelas. 



Erysipelas belongs both to internal and external 

 pathology. It is sometimes manifested as a special 



