Table II.
Endogenous levels of sterols in 17-d-old shoots and calli of the pea mutant lk and wild-type plants
| Sterol | Shoot
|
Callus
|
||
|---|---|---|---|---|
| Wild Type | lk | Wild Type | lk | |
| 24-Methylenecholesterol | ndb | nd | 2.4 | nd |
| Campesterol | 30.6 | 22.8 | 16.7 | 20.9 |
| Campest-4-en-3β-ol | nd | 0.46 | nac | na |
| Campest-4-en-3-one | 0.52 | 1.0 | na | na |
| 5α-Campestan-3-one | 0.012 | 0.004 | na | na |
| 5α-Campestanol | 1.6 | 0.01 | 0.7 | 0.04 |
| Isofucosterol | 8.9 | 5.8 | 16.7 | 7.0 |
| Sitosterol | 73.2 | 84.5 | 41.1 | 67.4 |
| Stigmasterol | 102.0 | 105.9 | 17.6 | 24.5 |
| 5α-Sitostanol | 3.3 | 0.3 | 2.0 | 0.6 |
| Cholesterol | 1.8 | 2.2 | 6.0 | 9.8 |
| Total sterols | 221.4 | 221.5 | 103.2 | 130.2 |
| End-pathway sterolsa | 207.6 | 215.4 | 81.4 | 122.6 |
Data are expressed as μg g−1 fresh weight.
a
End-pathway sterols, cholesterol+campesterol+sitosterol+stigmasterol.
b
nd, Not detected.
c
na, Not analyzed.