Effect of 1.0 μm NPA on hypocotyl length ± sd of various hormone mutants grown for 7 d in darkness or white light (80 μmol m−2s−1)
| Genotype | Light | Dark | ||||
|---|---|---|---|---|---|---|
| −NPA | +NPA | Inhibition | −NPA | +NPA | Inhibition | |
| mm | % | mm | % | |||
| Wild type | 4.1 ± 1.1 | 1.1 ± 0.2 | 74 | 13.9 ± 1.8 | 14.1 ± 2.3 | −1 |
| iaaL | 2.0 ± 0.6 | 1.1 ± 0.3 | 45 | 16.9 ± 2.3 | 14.7 ± 2.1 | 13 |
| axr1-3 | 1.7 ± 0.3 | 1.0 ± 0.1 | 37 | 15.6 ± 2.0 | 15.7 ± 2.1 | −1 |
| axr1-12 | 1.4 ± 0.3 | 1.1 ± 0.2 | 22 | 7.7 ± 2.1 | 3.4 ± 1.2 | 56 |
| det2 | 0.8 ± 0.2 | 0.5 ± 0.1 | 40 | 2.9 ± 0.9 | 2.9 ± 0.6 | −3 |
| eto1-1 | 4.3 ± 1.0 | 1.3 ± 0.3 | 70 | 7.4 ± 1.3 | 5.7 ± 1.2 | 22 |
| etr1 | 4.4 ± 0.8 | 1.3 ± 0.3 | 72 | 19.0 ± 2.5 | 14.7 ± 3.2 | 23 |