Table 1: Number of total differentially expressed genes.

Comparison (Gy)Upregulated genesDownregulated genes

0 versus 0.51341
0 versus 1430398
0 versus 2.511176
0 versus 5106299

Standard selection criteria to identify differentially expressed genes are as follows: and ; ratios = “NA” and the differences of intensity between the two samples (duplicated chip) ≥1000 was excluded.