Volume 28, Number 8—August 2022
Research
Characterization of Emerging Serotype 19A Pneumococcal Strains in Invasive Disease and Carriage, Belgium
Stefanie Desmet
, Heidi Theeten, Lies Laenen, Lize Cuypers, Piet Maes, Wouter Bossuyt, Liesbet Van Heirstraeten, Willy E. Peetermans, and Katrien Lagrou
, Heidi Theeten, Lies Laenen, Lize Cuypers, Piet Maes, Wouter Bossuyt, Liesbet Van Heirstraeten, Willy E. Peetermans, and Katrien Lagrou
Table 3
GPSC and ST assignment for serotype 19A invasive pneumococci isolated during PCV7 period (2010), PCV13 period (2012–2014), and PCV10 period (2017–2018), from children <2 years of age, Belgium*
| GPSC | Sequence type | No. isolated |
|||
|---|---|---|---|---|---|
| PCV7 period, 2010 | PCV13 period, 2012–2014 | PCV10 period, 2017–2018 | Total | ||
| GPSC4 | Total | 7 | 4 | 28 | 39 |
| ST199 | 2 | 0 | 0 | 2 | |
| ST416 | 2 | 4 | 26 | 32 | |
| ST876 | 1 | 0 | 0 | 1 | |
| ST3012 | 2 | 0 | 0 | 2 | |
| ST3017 | 0 | 0 | 1 | 1 | |
| ST15414 |
0 |
0 |
1 |
1 |
|
| GPSC11 | Total | 31 | 5 | 1 | 37 |
| ST193 | 26 | 5 | 1 | 32 | |
| ST1228 | 1 | 0 | 0 | 1 | |
| ST2927 | 2 | 0 | 0 | 2 | |
| ST16995 | 1 | 0 | 0 | 1 | |
| ST16996 |
1 |
0 |
0 |
1 |
|
| GPSC10 | Total | 20 | 6 | 3 | 29 |
| ST276 | 14 | 6 | 0 | 20 | |
| ST2013 | 4 | 0 | 1 | 5 | |
| ST15077 | 0 | 0 | 2 | 2 | |
| ST16994 |
2 |
0 |
0 |
2 |
|
| GPSC146 |
ST994 |
6 |
3 |
15 |
24 |
| GPSC1 | Total | 1 | 1 | 3 | 5 |
| ST320 | 1 | 1 | 2 | 4 | |
| ST9387 |
0 |
0 |
1 |
1 |
|
| GPSC9 |
ST63 |
1 |
1 |
1 |
3 |
| GPSC18 | Total | 0 | 2 | 0 | 3 |
| ST4831 | 0 | 1 | 0 | 1 | |
| ST99 | 0 | 0 | 0 | 1 | |
| ST1848 |
0 |
1 |
0 |
1 |
|
| GPSC109 |
ST13096 |
0 |
0 |
2 |
2 |
| Unknown |
Total |
1 |
1 |
1 |
1 |
| Total | Total | 67 | 23 | 54 | 143 |
*GPSC, global pneumococcal sequence cluster; PCV, pneumococcal conjugate vaccine; ST, sequence type.
Page created: May 22, 2022
Page updated: July 20, 2022
Page reviewed: July 20, 2022
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