Research Article
Prevalence of Panton-Valentine Leukocidin Gene among Community Acquired Staphylococcus aureus: A Real-Time PCR Study
Table 2
Biochemical identification and characterization of S. aureus.
| Tests | Source of the isolates | Total | Superficial infection site | Nasal swab | No (%) | No (%) | No (%) |
| Colony pigment | | | | White | 01(20) | 2 (11.8) | 3 (14) | Creamy | 1 (20) | 3 (17.6) | 4 (18) | Yellow | 3 (60) | 12 (70.6) | 15 (68) | Gram Stain | 5 (100) | 17 (100) | 22 (100) | Catalase activity | 5 (100) | 17 (100) | 22 (100) | Coagulase activity | 5 (100) | 15 (88) | 20 (91) | Tnase activity | 4 (80) | 1 (06) | 5 (23) | Mannitol fermentation with high salt concentration | 5 (100) | 17 (100) | 22 (100) | Gelatinase activity | 4 (80 ) | 16 (94) | 20 (91) | Protease activity | 3 (60 ) | 12 (71) | 15 (68) | Urease activity | 4 (80 ) | 15 (88) | 19 (86) | Lipase production | 2 ( 40) | 10 (59) | 12 (55) | Esculin hydrolysis | 1 (10) | 5 (29) | 5 (27) |
|
|
Positive number, percentage is presented in parenthesis. |