Table 1. Transcript abundance of 12 aquaporin genes expressed in leaves of well-watered control plants.

Aquaporin name	Expression (copies µg−1 of total RNA)
PtPIP1;1	112,960±9,067
PtPIP1;2	272,111±32,575
PtPIP1;3	229,960±44,252
PtPIP2;3	85,667±15,402
PtPIP2;4	273,655±33,728
PtPIP2;5	11,536±1,738
PtTIP1;3	23,105±2,540
PtTIP1;5	11,840±1,675
PtTIP1;6	2,330±121
PtTIP2;1	153,689±19,669
PtTIP2;2	24,863±3,451
PtTIP4;1	517±9

Values are the means ± SE from three biological samples which were tested in triplicate.