Cyanobacterial biomass as carbohydrate and nutrient feedstock for bioethanol production by yeast fermentation

Table 1 Maximum total carbohydrate content obtained in Synechococcus cell cultures with various nitrate concentrations ¹

NaNO₃concentration (g L^-1)	Time from inoculation (hours)	Cell DW (g L^-1)	Total carbohydrates per cell DW (%)
0.12	21	0.90 ± 0.15	52 ± 8
0.24	48	1.65 ± 0.05	58 ± 2
0.36	72	3.0 ± 0.2	59 ± 4
1	72	3.7 ± 0.3	40 ± 3

¹Determined from time course experiments (in Additional file 1: Figure S2). DW, dry weight.