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Table 1 Photosynthetic pigments analyzed by HPLC

From: Heterologous synthesis of chlorophyll b in Nannochloropsis salina enhances growth and lipid production by increasing photosynthetic efficiency

(Scale: μg/mg) Pigments ML (90 μE) HL (200 μE)
WT NsChlb 7 NsChlb 19 WT NsChlb 7 NsChlb 19
Day 8 Chla 45.36 ± 3.13 57.61 ± 1.69* 50.09 ± 1.09 43.92 ± 3.42 50.70 ± 2.30 39.48 ± 2.44
Chlb n.d. 0.28 ± 0.05 1.51 ± 0.13 n.d. 0.18 + 0.01 0.53 + 0.07
Violaxanthin 3.88 ± 0.06 4.48 ± 0.09 4.04 ± 0.17 4.10 ± 0.29 5.06 ± 0.26* 3.90 ± 0.21
β-carotene 4.42 ± 0.45 4.07 ± 0.83 4.58 ± 0.93 1.08 ± 0.42 2.36 ± 0.06** 1.85 ± 0.07*
Zeaxanthin 0.09 ± 0.01 0.12 ± 0.01 0.16 ± 0.01 0.10 ± 0.01 0.11 ± 0.01 0.10 ± 0.01
Day 12 Chla 72.52 ± 1.90 75.86 ± 8.84 70.55 ± 4.43 23.25 ± 1.30 25.86 ± 1.16 20.23 ± 1.30
Chlb n.d. 0.15 ± 0.07 0.97 ± 0.40 n.d. 0.05 ± 0.02 0.13 ± 0.05
Violaxanthin 7.37 ± 0.08 7.52 ± 1.22 7.42 ± 0.29 1.81 ± 0.19 2.10 ± 0.23 1.70 ± 0.17
β-carotene 5.68 ± 0.09 5.84 ± 0.55 5.49 ± 0.19 1.39 ± 0.10 1.67 ± 0.17 1.34 ± 0.02
Zeaxanthin 0.12 ± 0.01 0.11 ± 0.01 0.09 ± 0.20 0.17 ± 0.01 0.20 ± 0.03 0.13
  1. The data represent the average value with ranges of standard error (n = 3). Significant differences between WT and each transformants (WT vs. NsChlb7, WT vs. NsChlb19) are determined by Student’s t test and are indicated by asterisks (*P < 0.05, **P < 0.01, ***P < 0.001)