Table I.
Total amount of lipid in each head group class in leaves of wild-type (Col-0) and acbp6 mutant plants grown at 23°C or CA followed by freezing at −8°C
Values are means ± sd (nmol mg−1 dry weight; n = 5). No significant differences between the wild type and the mutant were observed.
| Lipid Class | 23°C
|
−8°C
|
||
|---|---|---|---|---|
| Wild Type | acbp6 | Wild Type | acbp6 | |
| PC | 15.1 ± 2.0 | 15.7 ± 0.8 | 7.4 ± 1.2 | 6.5 ± 0.6 |
| PA | 0.21 ± 0.04 | 0.28 ± 0.07 | 9.2 ± 2.1 | 11.2 ± 1.06 |
| DGDG | 41.6 ± 6.9 | 42.7 ± 1.5 | 36.4 ± 2.7 | 33.8 ± 1.5 |
| MGDG | 160.4 ± 24.1 | 168.5 ± 9.0 | 128.7 ± 13.0 | 116.5 ± 7.8 |
| PG | 8.2 ± 1.3 | 8.8 ± 0.4 | 8.7 ± 0.6 | 8.2 ± 0.4 |
| PE | 9.9 ± 1.7 | 10.6 ± 0.7 | 4.9 ± 0.9 | 4.3 ± 0.3 |
| PI | 3.9 ± 0.7 | 4.0 ± 0.2 | 3.7 ± 0.1 | 3.7 ± 0.1 |
| PS | 0.9 ± 0.1 | 1.0 ± 0.1 | 0.5 ± 0.02 | 0.5 ± 0.02 |
| LysoPG | 0.01 ± 0.00 | 0.02 ± 0.00 | 0.05 ± 0.03 | 0.08 ± 0.01 |
| LysoPC | 0.03 ± 0.00 | 0.03 ± 0.00 | 0.18 ± 0.02 | 0.18 ± 0.03 |
| LysoPE | 0.05 ± 0.01 | 0.05 ± 0.00 | 0.07 ± 0.01 | 0.07 ± 0.00 |