Table 3.
Evaluation of the DNase activity by qualitative and semi-quantitative assays among S. agalactiae of bovine origin
| Strains with DNase activity (frequency); | ||
|---|---|---|
| [STs (frequency)] CCs (frequency) | ||
| Capsular type | Collection of 2002–2003 | Collection of 2011–2013 |
| III-3 | 100% (1/1) [ST23 (1/1)] CC23 (1/1) |
|
| V | 100% (14/14) [ST2 (14/14)] CC1 (14/14) |
|
| New cpsBOV 1 | 100% (6/6) [ST2 (6/6)] CC1 (6/6) 100% (11/11) |
100% (1/1) [ST554 (1/1)] CC61 (1/1) |
| New cpsBOV 2 | [ST61 (11/11)] CC61 (11/11) 100% (24/24) |
100% (28/28) |
| New cpsBOV 3 | [ST61 (4/24); ST554 (20/24)] CC61 (24/24) |
[ST61 (3/28); ST554 (23/28); ST2 (1/28); ST N.D. (1/28)] CC1 (1/28)] CC61 (26/28) |
| New cpsBOV 4 | 100% (1/1) [ST61 (1/1)] CC61 (1/1) |
|
| New cpsBOV 5 | 100% (3/3) [ST2 (3/3)] CC1 (3/3) |
|
| New cpsBOV 6 | 100% (10/10) [ST61 (7/10); ST554 (2/10); ST N.D. (1/10)] CC61 (9/10) |
|
| New cpsBOV 7 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 8 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 9 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 10 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 11 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 12 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 13 | 100% (1/1) [ST554 (1/1)] CC61 (1/1) |
|
| New cpsBOV 14 | 100% (1/1) [ST61 (1/1)] CC61 (1/1) |
|
| New cpsBOV 15 | 100% (1/1) [ST N.D. (1/1)] |
|
ST = Sequence type; CC = Clonal Complex; New cpsBOV = new bovine capsular type; N.D. = not determined.