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Table 3 Combined effect of salinity and nitrogen limitation on biomass production, lipid accumulation, and CO 2 fixation of Chlamydomonas sp. JSC4

From: Optimizing biodiesel production in marine Chlamydomonassp. JSC4 through metabolic profiling and an innovative salinity-gradient strategy

Sea salt concentration (%) Cultivation time under nitrogen depletion (days) Biomass concentration (g L-1) Lipid content (%) Lipid productivity (mg L-1d-1) CO2fixation rate (mg L-1d-1)
0.5 0 1.414 ± 0.082 15.6 ± 0.6 109 ± 3 1312 ± 81
3 2.353 ± 0.078 29.0 ± 1.1 116 ± 0 755 ± 26
5 2.691 ± 0.001 32.0 ± 0.3 107 ± 1 628 ± 0
7 2.748 ± 0.011 38.7 ± 2.1 104 ± 5 507 ± 2
2.0 0 1.426 ± 0.008 15.8 ± 0.1 111 ± 0 1319 ± 6
3 2.232 ± 0.007 41.9 ± 1.8 159 ± 8 713 ± 3
5 2.467 ± 0.064 49.8 ± 2.3 152 ± 11 573 ± 16
7 2.488 ± 0.044 53.5 ± 0.8 130 ± 4 457 ± 9
3.5 0 1.482 ± 0.029 15.3 ± 2.5 79 ± 119 968 ± 17
3 2.018 ± 0.052 45.0 ± 0.1 143 ± 8 609 ± 18
5 2.191 ± 0.033 51.8 ± 2.2 136 ± 8 494 ± 9
7 2.242 ± 0.064 55.1 ± 0.8 121 ± 2 411 ± 13
5.0 0 1.135 ± 0.031 14.5 ± 0.7 56 ± 16 699 ± 15
3 1.817 ± 0.057 51.4 ± 2.0 149 ± 1 528 ± 5
5 2.058 ± 0.048 59.8 ± 1.2 148 ± 5 448 ± 10
  7 2.076 ± 0.033 64.0 ± 1.7 129 ± 6 371 ± 5
  1. The values are the mean ± standard deviation of three replicated experiments. (Light intensity = 200 μmol m-2 s-1; CO2 aeration = 2.0%; CO2 flow rate = 0.05 vvm).