Heterotrophic cultivation of Auxenochlorella protothecoides using forest biomass as a feedstock for sustainable biodiesel production

Table 2 Growth of A. protothecoides on various initial glucose concentrations

Initial glucose concentration (g/L) in GSM	Cell dry weight (g/L)	Lipid concentration (g/L)	Lipid content (%, w/w)	Biomass yield (g/g_substrate)	Lipid yield (g/g_substrate)	Residual glucose concentration (g/L)
20	8.18 ± 0.34	2.70 ± 0.12	33.00 ± 0.52	0.456 ± 0.008	0.150 ± 0.004	2.05 ± 0.07
40	7.30 ± 0.48	1.68 ± 0.19	23.01 ± 0.84	0.267 ± 0.016	0.061 ± 0.009	12.66 ± 0.17
60	8.22 ± 0.21	1.28 ± 0.09	15.57 ± 0.59	0.296 ± 0.007	0.046 ± 0.002	32.26 ± 0.23
80	9.54 ± 0.19	1.58 ± 0.17	16.56 ± 0.43	0.314 ± 0.006	0.052 ± 0.001	49.65 ± 0.41
100	10.92 ± 0.32	2.04 ± 0.23	18.68 ± 0.76	0.319 ± 0.011	0.059 ± 0.001	65.78 ± 0.37

Effect of different initial concentrations of glucose on the cell dry weight (g/L), total lipid concentration (g/L), lipid content (% w/w), biomass yield (g/g_substrate), lipid yield (g/g_substrate), and residual glucose (g/L) in A. protothecoides after 120 h of culture on glucose-synthetic media (GSM)

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