Table I. DAG and polar lipid FA composition in 5-DAI seedlings

Values are means ± sd of measurements from five separate batches of 100 seedlings. Asterisk (*) indicates significantly different from Col-0 (P < 0.05) by ANOVA test. ND, Not detected.

FA Composition
Lipid ClassSeed Type16:016:3n318:018:1n9c18:2n6c18:3n320:1n9
%
DAGCol-019.19 ± 1.66NDND3.62 ± 0.1942.02 ± 1.0133.60 ± 2.121.57 ± 0.48
pxa17.92 ± 0.39NDND6.23 ± 1.1940.95 ± 1.1035.36 ± 1.819.54 ± 0.90*
PhosphatidylcholineCol-026.29 ± 2.280.38 ± 0.187.82 ± 3.925.34 ± 0.6431.85 ± 1.6217.63 ± 0.822.74 ± 0.24
pxa119.17 ± 1.550.16 ± 0.119.32 ± 2.667.54 ± 0.5428.18 ± 1.5017.74 ± 1.4010.14 ± 1.14*
PhosphatidylethanolamineCol-027.42 ± 1.591.07 ± 0.455.63 ± 0.562.17 ± 0.1131.13 ± 1.6212.66 ± 0.332.27 ± 0.28
pxa121.82 ± 0.990.14 ± 0.219.20 ± 1.192.52 ± 0.2531.63 ± 0.8611.72 ± 0.526.10 ± 0.37*
Phosphatidic acidCol-024.83 ± 1.880.45 ± 0.396.97 ± 0.864.63 ± 0.1231.77 ± 0.1215.43 ± 0.552.83 ± 0.35
pxa117.65 ± 1.500.15 ± 0.048.39 ± 1.256.18 ± 0.6129.71 ± 1.0117.58 ± 1.1611.04 ± 0.49*
DigalactosyldiacylgalactolipidCol-013.45 ± 2.251.43 ± 0.424.48 ± 1.261.32 ± 0.173.62 ± 0.1357.88 ± 6.14ND
pxa111.35 ± 1.700.73 ± 0.185.85 ± 3.070.52 ± 0.141.89 ± 0.0561.58 ± 6.75ND
MonogalactosyldiacylgalactolipidCol-02.95 ± 0.5018.78 ± 1.271.28 ± 0.351.17 ± 0.184.25 ± 0.2266.04 ± 3.62ND
pxa13.15 ± 0.287.51 ± 0.442.26 ± 0.740.38 ± 0.062.56 ± 0.1872.19 ± 0.88ND