the molecular mechanism _ underlying the stationary-phase induction of yliH under LB with vigorous aeration , by analyzing its promoter activity in various mutant backgrounds,-lacking stationary-phase σ , RpoS , or stringent signal-molecules ppGpp , ∆ relA ∆
the molecular mechanism _ underlying the stationary-phase induction of yliH under the standard culture condition , by analyzing its promoter activity in various mutant backgrounds,-lacking stationary-phase σ , RpoS , or stringent signal-molecules ppGpp , ∆ relA ∆
yliH expression was fur ther increased to 66.5-fold in RpoS-mutant background .