Table 3. Nitrobenzene oxidation analysis on AtMYB61-overexpressing rice transgenic lines.
| Line | Vanillin (Va) | Syringaldehyde (Sa) | p-Hydroxybenzaldehyde (Ha) | Vanillic acid (VA) | Syringic acid (SA) | p-Hydroxybenzoic acid (HA) | Sa/Va | Ha/Va |
|---|---|---|---|---|---|---|---|---|
| µmol g−1 cell wall residue (CWR) | ||||||||
| WT | 208.69±4.03 | 50.29±0.74 | 52.62±2.37 | 13.67±0.04 | 9.57±0.34 | 15.96±0.10 | 0.24±0.00 | 0.25±0.01 |
| AtMYB61 1–2 | 196.39±6.36* | 50.39±0.21 | 56.00±3.32 | 12.96±0.16** | 9.05±0.27 | 15.72±0.07* | 0.26±0.01* | 0.29±0.03 |
| AtMYB61 3–4 | 164.86±7.96** | 48.52±2.72 | 55.83±4.60 | 12.89±0.05** | 9.07±0.55 | 15.66±0.04** | 0.29±0.00** | 0.34±0.01** |
| AtMYB61 3–3 | 212.51±14.19 | 61.04±0.63** | 65.23±2.23** | 13.67±0.16 | 10.51±0.32* | 16.02±0.11 | 0.29±0.02 | 0.31±0.03* |
Data represent the average±SD (n=3). Asterisks indicate significant differences (Student’s t-test; p<0.05 and 0.01 for * and **, respectively). Sa/Va and Ha/Va: Molar ratios of Sa to Va and Ha to Va, respectively.