Table I.

Genes responding to nitrate in roots versus shoots

Criteria for Selection Root No. Shoot No.
Total no. of genes on array 22,626 22,626
Significant expression in both replicates 13,846 13,221
Significant expression and increase in both replicates 555 171
Significant expression and decrease in both replicates 621 12
Significant expression and increase 2.0 or more 251 76
Significant expression and decrease of 2.0 or more 78 2