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Advanced Techniques in Diagnostic Microbiology

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86 J. Aslanzadeh<br />

+<br />

beta hemolytic<br />

+<br />

Bacillus sp.<br />

+<br />

Bacillus sp.<br />

−<br />

motile<br />

Gram Positive<br />

Bacilli<br />

growth <strong>in</strong> air<br />

+<br />

−<br />

Branch<br />

spore<br />

−<br />

+<br />

+<br />

−<br />

spore<br />

Modified AFB<br />

Lecith<strong>in</strong>ase<br />

Act<strong>in</strong>omyces<br />

Proppionibacterium<br />

Eubacterium<br />

Lactobacillus<br />

−<br />

+<br />

−<br />

+<br />

−<br />

catalase<br />

Nocardia<br />

Rhodococcus<br />

Gordona<br />

Tsukamurella<br />

Streptomyces<br />

Act<strong>in</strong>omadura<br />

Oreskovia<br />

Rothia<br />

Reverse CAMP<br />

Dounble-zone beta<br />

hemolysis<br />

C. septicum<br />

C. difficile<br />

+<br />

−<br />

+<br />

−<br />

motile<br />

beta hemolytic<br />

H2S + <strong>in</strong> TSI<br />

Beta hemolytic on<br />

HBT<br />

Clostridium<br />

perfr<strong>in</strong>gens<br />

Urea<br />

−<br />

+ −<br />

reverse CAMP<br />

positive<br />

Erysiplothrix<br />

rhousiopathiae<br />

Gardnerella<br />

vag<strong>in</strong>alis<br />

+<br />

−<br />

? B. anthracis<br />

Escul<strong>in</strong><br />

Corynebacterium sp.<br />

Brevibacterium<br />

Turicella<br />

Dermabacter<br />

Archanobacterium<br />

hemolyticum<br />

C. sordellii<br />

Spot <strong>in</strong>dole<br />

+<br />

−<br />

+<br />

−<br />

Listeria<br />

monocytogenes<br />

Kurthia<br />

C. bifermentans<br />

C. barati<br />

FIGURE 6.2. Flow chart for presumptive identification of Gram positive bacilli.

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