Table 1. Proportion of expressed probes for each array.

Genotype and hours withdrawn of IL-3	WT 0 h	WT 6 h	WT 18 h	p53−/− 0 h	p53−/− 6 h	p53−/− 18 h
Proportion of expressed probes	0.319	0.340	0.330	0.319	0.319	0.301