Fig. 4

a Carbohydrate and b protein content in EPS produced by N. oleoabundans with 2 photoperiods: 12:12 using lactose (L12), lactic whey (W12) and control (C12) and continuous lighting using lactose (L24), lactic whey (W24) and control (C24) (mean ± SD, P < 0.05) n = 6