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Table 1 Effect of different concentrations of molasses and glucose on PHB production by H. boliviensis

From: Improvements of poly(3-hydroxybutyrate) production in an air-lift reactor using simple production media

Carbon source24 h30 h
Molasses (g/L)Glucose (g/L)CDW (g/L)PHB (wt%)PHB conc. (g/L)CDW (g/L)PHB (wt%)PHB conc. (g/L)
303.7 (± 0.6)18.10.663.3 (± 0.5)22.90.76
203.7 (± 0.3)21.10.774.4 (± 0.1)23.41.04
1553.9 (± 0.2)29.61.184.6 (± 0.1)31.81.45
10103.5 (± 0.1)33.51.184.2 (± 0.4)33.91.43
5152.4 (± 0.3)23.00.562.7 (± 0.2)23.90.64
7.52.53.9 (± 0.2)25.40.993.8 (± 0.1)28.61.09
553.2 (± 0.4)21.10.673.0 (± 0.3)25.00.76
2.57.52.0 (± 0.1)20.60.412.6 (± 0.5)10.70.28
  1. All experiments were performed in flasks incubated at 35 °C and 180 rpm. Samples were taken at 24 and 30 h of cultivation. The initial monosodium glutamate concentration was 0.6% (w/v). The numbers in the brackets show the standard deviation of the average values