THE BACTERIOLOGICAL LABORATORY 27 



After dissection, the organs, etc., may be pre- 

 served in absolute alcohol, i.e. if they are required 

 for future examination ; and all useless matter 

 should be destroyed, and, finally, the hands, instru- 

 ments, and table disinfected. 



FIG. 8. SCHANZE'S MICROTOME. 



Such is the mode of carrying out a dissection on 

 a dead animal; but to obtain microbes from the 

 living animal or from man, these may be isolated 

 from pus and other discharges, or from the blood. 

 These fluids must be obtained with all the necessary 



