Fig. 1From: Membrane-based continuous fermentation with cell recycling for propionic acid production from glycerol by Acidipropionibacterium acidipropioniciPropionic acid production from glycerol under batch mode of operation. Batch cultivation of Acidipropionibacterium acidipropionici with glycerol:yeast extract ratio of 20:10 g/L. The different symbols represent biomass (▲), glycerol (■), propionic acid (●), succinic acid (✕) and acetic acid (♦) concentrationsBack to article page