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NPQ in wild-type and npq1 Arabidopsis leaves before and after 3 d at a PPFD of 1,500 μmol m−2 s−1
| Treatment | NPQ |
|---|---|
| Control | |
| Wild type | |
| YL | 2.36 ± 0.24 |
| ML | 2.40 ± 0.03 |
| Npq1 | |
| YL | 0.74 ± 0.08 |
| ML | 0.49 ± 0.08 |
| Light acclimated | |
| Wild type | |
| YL | 3.01 ± 0.24 |
| ML | 1.94 ± 0.44 |
| Npq1 | |
| YL | 0.69 ± 0.07 |
| ML | 0.41 ± 0.11 |
NPQ was measured in the steady state after 15 min of illumination with a white light at a PPFD of 1,600 μmol m−2 s−1. Data are mean values of four separate experiments ± sd.
