. 2020 Dec 15;12(12):801. doi: 10.3390/toxins12120801

Table 1.

Bacterial strains used.

Strain	Relevant Genotype	Reference
BG214	trpCE metA5 amyE1 ytsJ1 rsbV37 xre1 xkdA1 att^SP^β, att^ICEBs1	Lab. Collection
BG1127	+ lacI, P_hsp ^a, spc, [pCB799-borne xylR, P_xylAε ^b, ermC, cat]	[38]
BG1125	+ lacI, P_hspζ ^a, spc, [pCB799-borne xylR, P_xylAε ^b, ermC, cat]	[38]
BG1125	+ lacI, P_hspζ ^a, spc, [pCB1226-borne xylR, P_xylAε ^b, cat]	This work
BG1889	+ lacI, P_hspζ ^a, spc, ΔrecA (recA:erm) [pCB1226-borne xylR, P_xylAε ^b, cat]	This work

All B. subtilis strains are isogenic with the BG214 strain. ^a The P_hsp promoter is under the control of the LacI repressor. ^b The P_xylA promoter is under the control of the XylR repressor.