Table 4. Isolation and Quellung reaction based serotyping results in HIV-negative adults (n = 40) with corresponding cmPCR results.
| Serotypes detected by culture (corresponding sts co-detected by cmPCR) |
No. Isolation/Quellung-positive (percentage of specimens) |
No. cmPCR-positive (percentage of specimens)/number corresponding to positive Quellung (percentage of Quellung-positive specimens) |
Ratio of cmPCR-positives/ culture Quellung-positive |
|---|---|---|---|
| 4 (4) | 1 (2.5) | 4 (10.0)/1 (100) | 4.0 |
| 11A (11A/11D) | 1 (2.5) | 3 (7.5)/1 (100) | 3.0 |
| 18C (18C/18A/18B/18F) | 1 (2.5) | 24 (60.0)/1 (100) | 24.0 |
| 19F (19F) | 1 (2.5) | 1 (2.5)/1 (100) | 1.0 |
| 23F (23F) | 1 (2.5) | 2 (5.0)/1 (100) | 2.0 |
| (10F/10C/33C)a | 0 | 35 (87.5) | |
| (33F/33A/37)a | 0 | 30 (75.0) | |
| (20) | 0 | 23 (57.5) | |
| (5) | 0 | 16 (40.0) | |
| (10A) | 0 | 15 (37.5) | |
| (39) | 0 | 15 (37.5) | |
| (7F/7A)a | 0 | 13 (32.5) | |
| (2) | 0 | 12 (30.0) | |
| (22F/22A)a | 0 | 12 (30.0) | |
| (9N/9L)a | 0 | 12 (30.0) | |
| (35A/35C/42)a | 0 | 10 (25.0) | |
| 17F | 0 | 10 (25.0) | |
| 21 | 0 | 10 (25.0) | |
| (12F/12A)a | 0 | 8 (20.0) | |
| (13) | 0 | 5 (12.5) | |
| (35B) | 0 | 4 (10.0) | |
| (34) | 0 | 3 (7.5) | |
| (24A/24B/24F)a | 0 | 3 (7.5) | |
| (6A/6B)a | 0 | 1 (2.5) | |
| (3) | 0 | 1 (2.5) | |
| (15A/15F)a | 0 | 1 (2.5) | |
| (9V/9A)a | 0 | 1 (2.5) |
Notes.
a
All individual component serotypes are identifiable by Quellung reaction.