Name	Genotype
Escherichia coli PC06	ΔxylB::FRT-acc-FRT (AprR)
Escherichia coli PC07	ΔxylB::FRT
Escherichia coli PC08	ΔxylB::FRT-aac-FRT (TetR, AprR)
Escherichia coli PC09	ΔxylB::FRT (TetR)
Escherichia coli PC09/pLOI3815