TUBERCULOSIS. I5I 
lobar pneumonia, general infection, etc. Stain in 
carbol-thionin-blue and by Gram’s method. 
4. Inoculate a guinea-pig or rabbit subcutaneously 
or intravenously with virulent cultures or with 
Fic. 87,—Bacterium pneumonicum, ‘from the expectoration 
of a pneumonia patients x 1000 (Frinkel and Pfeiffer). 
pneumonia sputum ; also with sputum from healthy 
persons. 
5. At the autopsy note the pathologic changes, 
prepare smears from the blood and organs, make 
cultures, and prepare sections. 
IX. TUBERCULOSIS. 
I. Examination of Cultures. 
Study the morphology and biology of Bac- 
tertum tuberculosts. 
