TABLE 1.
Characterization of bovine SDSD isolates from collection I (VSD1 to VSD11 and VSD13 to VSD19) (2002–2003) and from collection II (VSD20 to VSD55) (2011–2013).
| Strain | Farm | PFGE type | Virulence genotype | Resistance genotype | Resistance phenotype |
| VSD1 | F | A-1 | sagA, speC, speK, spd1 | tet | |
| VSD2 | F | J-1 | sagA | tet | |
| VSD3 | J | L-1 | sagA | ermA/TR, tetM | cMLSB + tet |
| VSD4 | E | M-1 | sagA, speC, speK, spd1 | linB, tetM | L + tet |
| VSD5 | E | F-1* | sagA, sdn | tetM | tet |
| VSD6 | I | D-1 | sagA, speK, speL | tetM | tet |
| VSD7 | D | G-1 | sagA, speM, sdn | tetO | tet |
| VSD8 | G | C-1 | sagA, sdn | tet | |
| VSD9 | B | N-1 | sagA | ermB, tetO | cMLSB + tet |
| VSD10 | G | C-1 | sagA, sdn | tet | |
| VSD11 | F | B-1 | sagA, speC, speK, spd1 | linB, tetO | L + tet |
| VSD13 | G | I-1 | sagA, speC, speK, speL, speM, spd1 | ermB, tetO | cMLSB + tet |
| VSD14 | F | C-2 | sagA, | ermB, tetO | cMLSB + tet |
| VSD15 | J | D-1 | sagA, speK, speL | tetM | tet |
| VSD16 | B | A-2 | sagA, speC, speK, spd1 | tet | |
| VSD17 | C | E-1 | sagA | tet | |
| VSD18 | I | D-1 | sagA, speK, speL | tetM | tet |
| VSD19 | E | M-1 | sagA, speC, speK, spd1 | linB, tetM | L + tet |
| VSD20 | S | O-1 | sagA, speL | ermB, tetO | cMLSB + tet |
| VSD21 | Q | P-1 | sagA, speL, speM | ermB, tetM, tetO | cMLSB + tet |
| VSD22 | Q | Q-1 | sagA, speM | tetM, tetO | tet |
| VSD23 | V | R-1 | sagA, speM, sdn | tetM, teto, tetK | tet |
| VSD24 | S | S-1 | sagA, speC, speK, spd1 | ||
| VSD25 | N | T-1 | sagA, sdn | tetM, tetK | tet |
| VSD26 | N | V-1 | sagA, speK | tetM, tetO | tet |
| VSD27 | M | X-1 | sagA | tetM, tetO | tet |
| VSD28 | X | Z-1 | sagA, sdn | tetO, tetK | tet |
| VSD29 | M | K-1 | sagA, speM | tetM, tetO | tet |
| VSD30 | T | Y-1 | sagA, speL, speM | tetM | tet |
| VSD31 | M | W-1 | sagA | tetM, tetO | Tet |
| VSD32 | O | AA-1 | sagA, speK, sdn | tetO | Tet |
| VSD33 | O | AA-1 | sagA, speK, sdn | tetO | Tet |
| VSD34 | P | AB-1 | sagA, speM | tetM, tetO, tetK | Tet |
| VSD35 | N | Z-1 | sagA, speL, speM, sdn | tetO, tetK | Tet |
| VSD36 | M | W-1 | sagA, speL, speM | tetM, tetO | Tet |
| VSD37 | O | AC-1 | sagA, speK, sdn | tetO | |
| VSD38 | U | W-1 | sagA | tetM, tetO | tet |
| VSD39 | U | AD-1 | sagA | tetM, tetO | tet |
| VSD40 | R | AE-1 | sagA, sdn | tetO, tetK | tet |
| VSD41 | M | W-1 | sagA | tetM, tetO | tet |
| VSD42 | M | W-1 | sagA | tetM, tetO | tet |
| VSD43 | M | AF-1 | sagA, speK, sdn | tetM, tetO | tet |
| VSD44 | S | AG-1 | sagA, speC, speK, spd1 | tetO | tet |
| VSD45 | U | AH-1 | sagA | tetM | tet |
| VSD46 | U | AI-1 | sagA | tetM | tet |
| VSD47 | M | AJ-1 | sagA, speC, speK, spd1 | tetM, tetO | tet |
| VSD48 | M | AJ-1 | sagA, speC, speK, spd1 | tetM, tetO | tet |
| VSD49 | M | AL-1 | sagA, speC, spd1 speK | tetM, tetO | tet |
| VSD50 | R | V-1 | sagA, speL, speK | tetM, tetO | tet |
| VSD51 | M | AM-1 | sagA, speL, speM | tetM, tetO | tet |
| VSD52 | O | AN-1 | sagA | ||
| VSD53 | U | AI-1 | sagA | tetM, tetO | tet |
| VSD54 | R | V-1 | sagA, speL, speK | tetM, tetO | tet |
| VSD55 | R | AO-1 | sagA, speM, sdn | tetM, tetO | tet |
| VSD56 | X | AP-1 | sagA, speM, sdn |
SDSD, Streptococcus dysgalactiae subsp. dysgalactiae; PFGE, pulsed-field gel electrophoresis. *cfr9I patterns.