Table 1

Lignin composition in CAD1- and COMT4- downregulated transgenic plants
Plant line1 S (μmol/g)2,3 G (μmol/g)2,3 H (μmol/g)2,3 S/G2,3
Control 1 89.7 ± 2.3 69.5 ± 1.4 8.9 ± 0.1 1.29
amiR-cad1-1 87.7 ± 1.8 75.8 ± 1.8 10.0 ± 0.1 1.16
amiR-cad1-8 75.2 ± 2.0 75.0 ± 1.7 9.4 ± 0.2 1.00
Control 2 97.2 ± 5.6 65.7 ± 3.6 9.5 ± 0.5 1.48
amiR-comt4-3 86.6 ± 3.8 54.2 ± 1.4 8.9 ± 0.2 1.60
amiR-comt4-5 92.4 ± 1.9 60.0 ± 0.9 10.8 ± 0.2 1.54
amiR-comt4-7 88.5 ± 2.7 55.8 ± 1.3 9.1 ± 0.2 1.58

1Senesced stem tissue of amiRcad1 and amiRcomt4 were grown in different experiments with separate empty vector controls.

2Values are means ± SD (n = 3).

3Syringyl (S), guaiacyl (G), p-hydroxphenyl (H) units.

Trabucco et al.

Trabucco et al. BMC Biotechnology 2013 13:61   doi:10.1186/1472-6750-13-61

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