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a Dependence of carbon flux through the DXP pathway on dxs expression in E. coli wild type carrying the empty plasmid pCOLA (•) and in the strain expressing ispS and idi from the plasmid pCOLA::IspS-idi (•). The data was fitted by linear regression. b Logarithmic plot of the flux through DXP as a function of dxs expression. The data was fitted with a second-degree polynomial function
