|
|
|
|
|
|
|
|
|
|
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Is the bacterium Gram positive?
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YES
|
Are the cells rod-shaped?
|
YES
|
Does the bacterium grow under aerobic conditions?
|
YES
|
Are the endospores spherical?
|
YES
|
The bacterium is Bacillus sphaericus
|
NO
|
|
|
NO
|
|
NO
|
|
NO
|
|
| |
| |
|
Does the bacterium produce a positive result on Mannitol Salt Agar?
|
|
The bacterium is Clostridium botulinum
|
|
The bacterium is Bacillus subtilis
|
|
|
|
|
YES
|
NO
|
|
|
|
| |
| |
|
Does the bacterium produce a positive Voges-Proskauer test result?
|
|
The bacterium is Micrococcus luteus
|
| |
|
|
|
|
YES
|
NO
|
|
|
|
|
Are the cells rod-shaped?
|
NO
|
Is the bacterium oxidase-positive?
|
|
The bacterium is Staphylococcus aureus.
|
|
The bacterium is Staphylococcus epidermidis.
|
| |
YES
|
|
YES
|
NO
|
|
|
|
|
|
|
Does the bacterium produce acid in lactose broth?
|
|
The bacterium is Burkholderia cepacia
|
|
The bacterium is Stenotropho-
monas maltophilia
|
| |
| |
YES
|
NO
|
|
|
|
|
|
|
|
|
Is the bacterium positive for indole production in SIM medium?
|
|
Is the bacterium positive for sulfide production in SIM medium?
|
YES
|
The bacterium is Salmonella enteriditis or Salmonella typhimurium
|
| |
| |
YES
|
NO
|
|
NO
|
|
|
|
|
|
|
The bacterium is Escherichia coli
|
|
The bacterium is Enterobacter aerogenes
|
|
The bacterium is Serratia marcescens
|
| |
| |
|
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Bacteria Identification
