Fig. 4

Fermentation of P72N in a 5 L bioreactor (A) and in a 50 L fermenter (B) using the modified medium MM2 at 37 °C for 24 h with an agitation speed of 120 rpm, showing cell numbers, residual sugars and pH values.

Fermentation of P72N in a 5 L bioreactor (A) and in a 50 L fermenter (B) using the modified medium MM2 at 37 °C for 24 h with an agitation speed of 120 rpm, showing cell numbers, residual sugars and pH values.