Table I.

Differentially expressed cDNA clones in Arabidopsis shoots and roots after 1-, 3-, and 7-d Fe deficiency

Fe Deficiency1 d3 d7 d
InducedRepressedInducedRepressedInducedRepressed
Shoot1431432,240620847299
Root8476776767142735

Differential expression was determined by comparison of quantified and normalized signals from control (+Fe) and test (−Fe) arrays expressed as IF. cDNA clones were defined as induced or repressed with a median IF > ±1. Only cDNA clones with a meanREL > 0.1 were used.