Growth, fructose utilization, and product formation of L. pseudomesenteroides strain DSM 20193 in continuous culture in fructose medium at 30°C, pH 4.5, and at a dilution rate of 0.1 h−1 with 150 mM fructose. (A) ●, growth (OD600); ■, fructose; ▵, mannitol. (B) ○, lactate; ▴, acetate; □, ethanol. Carbon recovery varied between 95 and 105%.