Fig. 4. HPLC and LC-ESI/MS analysis of in vivo products.
(A) HPLC patterns of compounds I) from S. lividan TK2, II) S. lividan TK24 pIBR25, and III) S. lividan TK24 pIBR25-thnA. (B) LC-ESI/MS data of THN and (C) LC-ESI/MS data from flaviolin from S. lividan TK24 pIBR25-thnA.