Figure 5From: High cell density cultivation of Escherichia coli K4 in a microfiltration bioreactor: a step towards improvement of chondroitin precursor productionCapillary electrophoresis analysis of K4 CPS in microfiltration supernatants and permeates. Overlaid electropherograms of E. coli K4 CPS in the MF broth supernatants (black trace) and in the permeates (blue trace).Back to article page