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Table 2 Comparison of polyA+ control RMA values averaged for the entire dataset in contrast with a single outlier sample (J111)

From: Exploring the use of internal and externalcontrols for assessing microarray technical performance

PolyA+ Control Conc. (ng/µL) log 2 Conc. (ng/µL) Experiment
RMA values a, b
Sample J111
RMA values a
Difference
Trp 14.7 3.88 4.69 4.26 0.43
Thr 39.1 5.29 8.00 5.06 2.94
Dap 108.9 6.77 7.91 4.33 3.58
Phe 260.0 8.02 10.23 4.80 5.43
Lys 591.1 9.21 11.82 4.61 7.21
  1. a Averaged probeset intensities for each of the polyA+ control group
  2. b Averaged over 137 hybridizations