Table 3.

Strains employed for PCR and CGH analysis.

Serotype	Colonizing	Early-onset sepsis	Late-onset sepsis
Ia	Z18A, Z81A	J99, J67	-
Ib	Z69A, Z72A, Z73, Z87A, Z111	J96	-
II	Z77A	-	J87
III	Z73, Z34A, Z50, Z101A, Z117	B9, H11, J81, J88, J100, R1, WC3, NEM316	M1, MK2, J76, J95, B11, J90, K1
V	Z84A, Z12A, Z87A, Z95	B3	-
NT	Z41	MK3	-

The strains are a subset of those used for multilocus sequence typing (MLST) of GBS. Strains indicated in bold were assessed by PCR and CGH. Non-highlighted strains were only assessed by PCR. NT = nontypeable; NEM316 = CIP82.45 (Collection de l'Institut Pasteur).