| Gram- staining | 
        Gram-negative  pleomorphic rod | 
      
      
        | Bipolar staining | 
        + | 
      
      
        | Motility | 
        Non    motile | 
      
      
        | O/129  sensitivity (150 mg) | 
        + | 
      
      
        | Cytochrome oxidase (OX) | 
        + | 
      
      
        | Catalase | 
        + | 
      
      
        | B –Galactosidase production    (OPNG) | 
        - | 
      
      
        | Arginine dihydrolase production    (ADH) | 
        + | 
      
      
        | Lysine decarboxylase production    (LDC) | 
        - | 
      
      
        | Ornithine decarboxylase    production (ODC) | 
        - | 
      
      
        | Citrate utilization (CIT) | 
        - | 
      
      
        | H2S production (H2S) | 
        - | 
      
      
        | Urease production (URE) | 
        - | 
      
      
        | Tryptophanedeaminase production    (TDA) | 
        - | 
      
      
        | Indole production (IND) | 
        - | 
      
      
        | Acetoin production (VP) | 
        + | 
      
      
        | Gelatinase production (CEL) | 
        - | 
      
      
        | Acid from glucose (GLU) | 
        + | 
      
      
        | Acid from manitol (MAN) | 
        - | 
      
      
        | Acid from inositol (INO) | 
        - | 
      
      
        | Acid from Sorbitol (SOR) | 
        - | 
      
      
        | Acid from rhamnose (RHA) | 
        - | 
      
      
        | Acid from sucrose (SAC) | 
        - | 
      
      
        | Acid from  frommelibiose (MEL) | 
        - | 
      
      
        | Acid from amygdalin (AMY) | 
        - | 
      
      
        | Acid from arabinose (ARA) | 
        - | 
      
      
        | O/F test | 
        Fermentative    without gas production. |