Fig. 8From: Improving the N-terminal diversity of sansanmycin through mutasynthesisStability of sansanmycin A, MX-2 and MX-4. a HPLC analysis of sansanmycin A at indicated days in KH2PO4 buffer (pH 6.0) at room temperature. b The changes of the level of sansanmycin A, MX-2 and MX-4 over time. All samples were analyzed by HPLC and quantified according to the areas of peaks. blue line, sansanmycin MX-2; red line, sansanmycin MX-4; green line, sansanmycin ABack to article page