Fig. 5From: Engineering of leucine-responsive regulatory protein improves spiramycin and bitespiramycin biosynthesisHPLC detection of SP and ISP production in the four strains. a Comparison of SP production between ΔSSP_Lrp-SP mutant and S. spiramyceticus 1941 strains; b comparison of ISP production between ΔSSP_Lrp-BT and 1941-BT strainsBack to article page