Table 1.

Escherichia coli strains used in this study.

Host strain	Plasmid description	Type of light emission	Reference
E. coli K12 TG1	lac ′::luxCDABE	Constitutive	[26]
E. coli K12 MG1655	soxS ′::luxCDABE	Inducible, responsive to oxidative stress	[30]
E. coli K12 MG1655	katG ′::luxCDABE	Inducible, responsive to oxidative stress	[30]
E. coli K12 TG1	—	Nonluminescent	Collection strain