Fig. 1From: Effect of temperature and surfactant on biomass growth and higher-alcohol production during syngas fermentation by Clostridium carboxidivorans P7Growth and production by C. carboxidivorans P7 using various temperature strategies. Mean values and standard errors of three replicates are shown in all graphs. a Optical densities at 600 nm (OD600s) in the culture of 25 °C, 29 °C, 33 °C and 37 °C, respectively, during 0–120 h; the approximate time when bacterial agglomerates appeared (BA time) in the culture of 33 °C and 37 °C. c OD600s in the culture of 37–25 °C, 37–29 °C, 37–33 °C and 37 °C, respectively, during 0–120 h; the BA time in the culture of 37 °C and 37–33 °C. b, d Titers of ethanol, butanol, hexanol, acetate, butyrate and caproate at 120 h, using various temperature strategiesBack to article page