TABLE 3.
Isolate collections used in this study and their colony morphologies, LPS types, and MAb reactivities
| B. pseudomallei isolate source | Total no. of isolates | Colony form observed on solid agar (no. [%] of isolates) | Colony type (no. of isolates) | No. of isolates with indicated LPS type and reaction with MAb 9D5 |
|||||
|---|---|---|---|---|---|---|---|---|---|
| Type A LPS |
Type B LPS |
Rough LPS |
|||||||
| Positive | Negative | Positive | Negative | Positive | Negative | ||||
| Clinical isolates from Thai patients with no relapse (200 patients) | 200 | Single type (191 [95.5]) | M (5) | 0 | 5 | 0 | 0 | 0 | 0 |
| NM (186) | 183 | 0 | 0 | 2 | 0 | 1 | |||
| Mixed types (9 [4.5]) | M (9) | 0 | 9 | 0 | 0 | 0 | 0 | ||
| NM (9) | 9 | 0 | 0 | 0 | 0 | 0 | |||
| Clinical isolates from Thai patients with primary infection followed by at least one episode of relapse (78 patients) | 166 | Single type (153 [92.2]) | M (5) | 0 | 5 | 0 | 0 | 0 | 0 |
| NM (148) | 142 | 0 | 0 | 4 | 0 | 2 | |||
| Mixed types (13 [7.8]) | M (13) | 0 | 13 | 0 | 0 | 0 | 0 | ||
| NM (13) | 13 | 0 | 0 | 0 | 0 | 0 | |||
| Clinical and environmental strains from Australia (38 patients, 10 animals, 4 environmental) | 52 | Single type (40 [76.9]) | M (0) | 0 | 0 | 0 | 0 | 0 | 0 |
| NM (40) | 33 | 0 | 0 | 4 | 0 | 3 | |||
| Mixed types (12 [23.1]) | M (12) | 0 | 9 | 0 | 3 | 0 | 0 | ||
| NM (12) | 9 | 0 | 0 | 3 | 0 | 0 | |||
| Primary culture plate isolates from Thai patients (40 patients) | 40 | Single type (32 [80.0]) | M (0) | 0 | 0 | 0 | 0 | 0 | 0 |
| NM (32) | 32 | 0 | 0 | 0 | 0 | 0 | |||
| Mixed types (8 [20.0]) | M (8) | 0 | 8 | 0 | 0 | 0 | 0 | ||
| NM (8) | 8 | 0 | 0 | 0 | 0 | 0 | |||