Table 4.

Responses of the vte2 Arabidopsis Mutant to High Light Stress at Low Temperature (1100 μmol m−2 s−1 at 7°C for 5 d) Compared with the Wild Type and vte1

Fv/FmTL (a.u.)Tocopherols (ng cm−2)Total Chlorophyll (μg cm−2)
Wild type
Control0.79 ± 0.013860 ± 460135 ± 1427.90 ± 3.04
Stressed0.65 ± 0.114250 ± 1250515 ± 13121.51 ± 1.88
vte1
Control0.80 ± 0.013600 ± 1230n.d.24.33 ± 1.49
Stressed0.59 ± 0.153250 ± 750n.d.21.17 ± 1.21
vte2
Control0.79 ± 0.014800n.d.21.25 ± 2.02
Stressed0.63 ± 0.185125 ± 213226 ± 221.55 ± 0.95
  • Data are mean values of three to seven measurements ± sd. n.d., not detected.