Fig. 1

RP-HPLC chromatogram of the cell extract (CE) from L. coryniformis CRL 1001 (black); CN-Cbl standard (grey). UV-DAD spectrum and bioassay images (annex inset) of CN-Cbl standard and each corrinoid produced by CRL 1001 strain
RP-HPLC chromatogram of the cell extract (CE) from L. coryniformis CRL 1001 (black); CN-Cbl standard (grey). UV-DAD spectrum and bioassay images (annex inset) of CN-Cbl standard and each corrinoid produced by CRL 1001 strain