Table 1.
Effect of light intensity on fatty acid compositions of triglycerides (TG), phospholipids (PL), and glycolipids (GL) from Salix nigra seeds
| Fatty acid* composition (%) |
||||||||
|---|---|---|---|---|---|---|---|---|
| Treatment | Lipid class | C14:00 | C16:00 | C18:00 | C18:1w9 | C18:2w6 | C18:3w3 | Others |
| Control | TG | 1·2 ± 0·9 | 31·5 ± 2·4 | 4·5 ± 0·4 | 12·8 ± 1·1 | 44·6 ± 1·5 | 4·6 ± 0·2 | 0·8 |
| PL | 0·1 ± 0·2 | 30·8 ± 0·3 | 0·7 ± 1·2 | 3·6 ± 0·1 | 55·4 ± 1·6 | 9·3 ± 0·3 | 0·1 | |
| GL | 0·5 ± 0·5 | 18·3 ± 1·1 | 2·2 ± 1·6 | 4·3 ± 1·2 | 56·5 ± 2·2 | 18·2 ± 2·8 | ND† | |
| 1·75 µmol m−2 s−1 | TG | 1·0 ± 0·4 | 32·4 ± 2·3 | 4·8 ± 0·1 | 13·0 ± 0·3 | 43·6 ± 0·5 | 3·8 ± 0·5 | 1·4 |
| PL | 2·3 ± 1·4 | 32·3 ± 1·2 | 5·3 ± 1·4 | 4·3 ± 0·1 | 46·3 ± 2·8 | 6·1 ± 0·9 | 3·4 | |
| GL | 3·0 ± 0·2 | 32·3 ± 5·6 | 4·8 ± 0·7 | 4·1 ± 1·1 | 38·6 ± 3·4 | 12·6 ± 0·4 | 4·6 | |
| 16·1 µmol m−2 s−1 | TG | 2·0 ± 2·8 | 33·4 ± 5·7 | 4·8 ± 1·4 | 14·0 ± 2·2 | 40·6 ± 1·2 | 1·5 ± 2·2 | 3·7 |
| PL | 3·6 ± 1·9 | 34·6 ± 0·6 | 7·2 ± 1·8 | 7·0 ± 1·0 | 40·0 ± 0·2 | 4·0 ± 1·2 | 3·6 | |
| GL | 7·8 ± 1·4 | 38·2 ± 2·9 | 5·5 ± 1·1 | 7·9 ± 2·7 | 27·4 ± 3·6 | 7·5 ± 0·8 | 5·7 | |
Seeds were aged at 25 °C for 3 d at the two different light intensities.
Values correspond to mean ± s.d. (n = 3).
* Fatty acid notation: C14:00 myristic; C16:00 palmitic; C18:00 stearic; C18:1w9 oleic; C18:2w6 linoleic; C18:3w3 linolenic.
† ND, Not determined.