Table II.
Endogenous BR levels in shoots and roots of Arabidopsis, pea, and tomato
| BR | BR Level
|
|||||
|---|---|---|---|---|---|---|
| 20-d-Old Arabidopsis
|
15-d-Old pea
|
36-d-Old tomato
|
||||
| Shoots | Roots | Shoots | Roots | Shoots | Roots | |
| ng kg−1 fresh wt | ||||||
| 6-Deoxocathasterone | 790 | 1,800 | 670 | 5,100 | 640 | 2,800 |
| 6-Deoxoteasterone | 100 | 170 | 85 | 330 | 150 | 120 |
| 3-Dehydro-6-deoxoteasterone | 180 | 320 | 73 | 670 | 16 | 62 |
| 6-Deoxotyphasterol | 540 | 970 | 1,700 | 4,300 | 250 | 480 |
| 6-Deoxocastasterone | 220 | 90 | 11,700 | 630 | 330 | 180 |
| Cathasterone | NDa | ND | ND | ND | ND | ND |
| Teasterone | ND | ND | ND | 2 | ND | ND |
| 3-Dehydroteasterone | ND | ND | ND | ND | ND | ND |
| Typhasterol | ND | ND | ND | ND | ND | ND |
| Castasterone | 150 | 35 | 690 | 38 | 140 | 11 |
| Brassinolide | Trace | Trace | ND | 24 | ND | ND |
a
ND, Not detected.