Figure 2From: Phenotypes and gene expression profiles of Saccharopolyspora erythraea rifampicin-resistant (rif) mutants affected in erythromycin productionBioreactor cultures of S. erythraea NRRL2338 and derivative rif mutants. Biomass, erythromycin production, glucose concentration, pO2 and pH were evaluated as described in the Materials and Methods section.Back to article page