Table I. Root hair numbers in the patterning zone of the primary roots.
Ten 7-d-old Arabidopsis plants were analyzed for each treatment. Values represent three biological replicates (percentage ± sd). P < 0.05 (Mann-Whitney test). Col-0, Columbia-0.
| Root Hair Position |
Nonroot Hair Position |
|||
|---|---|---|---|---|
| Genotype | Root Hair Cell | Nonroot Hair Cells | Root Hair Cell | Nonroot Hair Cells |
| Wild type (Col-0) | 95 ± 6.0 | 5.0 ± 6.0 | 0.3 ± 1.5 | 99.7 ± 1.5 |
| wrky75-25 | 99 ± 3.6 | 1.0 ± 3.6 | 25 ± 9.6 | 75 ± 9.6 |
| WRKY75 RNAi | 96 ± 5.8 | 4.0 ± 5.8 | 29 ± 6.4 | 71 ± 6.4 |
| p35S:WRKY75 | 70 ± 9.7 | 30 ± 9.7 | 0.0 ± 100 | 100 ± 100 |
| cpc-2 | 34 ± 11.0 | 66 ± 11.0 | 0.0 ± 100 | 100 ± 100 |
| cpc-2 wrky75-25 | 39 ± 6.4 | 61 ± 6.4 | 0.0 ± 100 | 100 ± 100 |
| p35S:WRKY75 cpc-2 | 21 ± 8.5 | 79 ± 8.5 | 0.0 ± 100 | 100 ± 100 |