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Fig. 4 | BMC Microbiology

Fig. 4

From: SigB modulates expression of novel SigB regulon members via Bc1009 in non-stressed and heat-stressed cells revealing its alternative roles in Bacillus cereus

Fig. 4

The relative survival of B. cereus wt, ΔsigB, and Δbc1009 mutants upon lethal heat exposure at 50°C. The relative survival at 50 °C of heat-preadapted cells (30 °C to 42 °C for 45 min) of B. cereus wt (filled circle), ΔsigB (filled triangle), and Δbc1009 cells (filled square) compared to cells that were not preadapted to heat (42 °C) (wt- open circle; ΔsigB- open triangle; Δbc1009- open square) for 120 min. N = 4. p < 0.001 for time point at 100 min and 120 min when comparing wt and the two mutant strains. Error bars show the standard deviation of four biological replicates

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