Table II.

Leaf adenylate contents in leaves of anti-b/f, anti-GAPDH, and the respective wild-type (WT) tobacco plants

Growth-Cabinet-Grown PlantsGreenhouse-Grown Plants
350 μbar CO2700 μbar CO2350 μbar CO2700 μbar CO2
WT (n = 4)Anti-b/f(n = 13)WT (n = 4)Anti-b/f(n = 13)WT (n = 4)Anti-GAPDH (n = 10)WT (n = 3)Anti-GAPDH (n = 9)
ATP (μmol m−2)15.8 ± 2.114.4 ± 4.213.5 ± 1.816.0 ± 1.224.0 ± 0.730.8 ± 2.431.4 ± 3.131.8 ± 3.2
ADP (μmol m−2)11.3 ± 1.010.8 ± 1.012.3 ± 1.312.5 ± 0.817.7 ± 3.214.1 ± 2.017.7 ± 2.621.2 ± 4.1
ATP+ADP (μmol m−2)27.4 ± 2.625.2 ± 1.825.9 ± 3.028.5 ± 1.741.9 ± 2.644.9 ± 3.649.1 ± 1.950.9 ± 5.9
ATP/ADP (mol mol−1)1.41 ± 0.181.43 ± 0.121.10 ± 0.111.31 ± 0.101.55 ± 0.342.67 ± 0.531.66 ± 0.31.70 ± 0.23

The measurements were made at 350 or 700 μbar CO2 at an irradiance of 1,000 μmol quanta m−2 s−1 and a leaf temperature of 25°C. The values are averages ±se, with the number of replicates indicated in parentheses.