TABLE 1

S. agalactiae samples used in this study

StrainPairHospitalaLocationYrbTime (days) after birthcDiseaseOriginSerotypeMLST
Mother 11AParis20120NAdVaginal fluidIIIST17
Child 1AParis20120EODBlood cultureIIIST17
Mother 22BClamart2012110NAMilkIaST23
Child 2BClamart2012104LODBlood cultureIaST23
Mother 33AParis20080NAUrineIaST23
Child 3AParis20081EODCerebrospinal fluidIaST23
Mother 44AParis20080NAVaginal fluidIIIST17
Child 4AParis20086EODBlood cultureIIIST17
Mother 5-15AParis20084NAVaginal fluidIIIST17
Mother 5-2AParis200823NAMilkIIIST17
Child 5AParis200822LODBlood cultureIIIST17
Mother 66CColombes20081NAUrineIaST24
Child 6-1CColombes20081EODBlood cultureIaST24
Child 6-2CColombes20080EODGastric fluidIaST24
Mother 77DChartres200829NABlood cultureVST1
Child 7EMontmorency200818LODBlood cultureIIIST17
Mother 88AParis20080NAVaginal fluidIIIST17
Child 8-1AParis20081EODCerebrospinal fluidIIIST17
Child 8-2AParis20081EODBlood cultureIIIST17
Mother 99FColombes20080NAAmniotic fluidIIIST23
Child 9FColombes20081EODBlood cultureIIIST23
Mother 10-110AParis200916NAMilkIaST23
Mother 10-2AParis2009−3NAVaginal fluidIaST23
Child 10AParis200916LODBlood cultureIaST23
Mother 1111AParis2009−1NAVaginal fluidIIIST23
Child 11-1AParis200921LODBlood cultureIIIST17
Child 11-2AParis200935LODBlood cultureIIIST17
Mother 1212GParis20090NABlood cultureIIIST27
Child 12-1GParis20090EODGastric fluidIIIST27
Child 12-2GParis20090EODBlood cultureIIIST27
Mother 1313HAmiens20107NAMilkIIIST17
Child 13HAmiens20105EODCerebrospinal fluidIIIST17
Mother 1414IMontpellier201033NAMilkIIIST17
Child 14IMontpellier201029LODCerebrospinal fluidIIIST17
Mother 1515CColombes2010−1NAVaginal fluidVST1
Child 15-1CColombes20100EODGastric fluidVST1
Child 15-2CColombes20100EODBlood cultureVST1
Mother 1616JFrejus20110NAPlacentaIIIST17
Child 16JFrejus20110EODGastric fluidIIIST17
Mother 1717CColombes20110NAPlacentaIIIST17
Child 17CColombes20110EODBlood cultureIIIST17
Mother 1818KLe Kremlin Bicêtre20110NABlood cultureIaeST24
Child 18KLe Kremlin Bicêtre20110EODBlood cultureIaeST24
Mother 1919LCompiègne20117NAVaginal fluidIIIST17
Child 19-1LCompiègne20115EODCerebrospinal fluidIIIST17
Child 19-2LCompiègne20115EODBlood cultureIIIST17
Child 19-3LCompiègne20116EODUrineIIIST17
  • a One-letter code representing the hospital at which the sample was collected.

  • b Year of sampling.

  • c Time elapsed after the birth of the child from the corresponding pair.

  • d NA, nonapplicable.

  • e Deletion of the cpsIad, cpsE, cpsF, and cpsG genes from the cps operon was found.