Fig. 5From: Optimization of rPDT fusion protein expression by Escherichia coli in pilot scale fermentation: a statistical experimental design approacha Response surface plot showing the interactive effect of DO and temperature on rPDT expression by E. coli. b Response surface plot showing the interactive effect of IPTG and temperature on rPDT expression by E. coli. c Response surface plot showing the interactive effect of DO and IPTG on rPDT expression by E. coliBack to article page