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. 2003 May;5(2):73–81. doi: 10.1016/S1525-1578(10)60455-2

Table 2.

Estimates of Significant Changes in Gene Expression

Treatment Global normalization Z transformation Genes in common
PMA + 1* PMA + 28 PMA + 1* PMA + 28 PMA + 1* PMA + 28
Genes (no.) up-regulated 32 226 22 24 22 24
Genes (no.) down-regulated 67 19 20 25 20 20

PMA + lonomycin

PMA + anti-CD28

The number of genes up-regulated and down-regulated by treatments shown according to traditional fold ratio or Z ratio. Significance levels for fold change estimates were set at two-fold changes up or down: for Z ratios the significance level was set at ± 2 Z ratio (approximate 95% confidence level).