Experiment 1 (HG-U133A arrays) Sample cUHR 1 cUHR 2 Background mean 48.88 43.06 Background stdev 3.72 1.43 Scaling factor 2.494 2.324 Present call 12431 12160 % Present call 55.80% 54.60% Average Signal (All) 365.4 365.4 Experiment 2 (Mu6500subA arrays) Sample Mouse liver 1 Mouse liver 2 Mouse liver 3 Mouse liver 4 Mouse liver 5 Mouse liver 6 Background 43.36 48.35 50.52 50.11 49.18 58.82 Background stdev 1.84 2.47 3.01 2.43 4.17 6.11 Scaling factor 51.372 46.464 82.356 53.614 68.19 51.8 Present call 302 304 221 286 236 249 % Present call 18.60% 18.70% 13.60% 17.60% 14.50% 15.30% Average Signal (All) 764.9 675.7 675.2 700.4 641.6 657.9 Experiment 3 (HG-U95Av2 arrays) Sample K562 1 K562 2 K562 3 sUHR 1 sUHR 2 sUHR 3 Background 56.24 62.89 58.52 58.03 54.14 49.34 Background stdev 0.66 0.76 1.67 0.94 1.08 1.09 Scaling factor 2.269 2.96 3.736 2.411 2.892 4.481 Present call 5807 5431 5161 6953 6602 6547 % Present call 46.10% 43.10% 41.00% 55.20% 52.40% 52.00% Average Signal (All) 386.3 388 403.5 371.2 377.8 390.3 Experiment 4 (HG-U95Av2 array) Sample No input RNA 1 Background 32.85 Background stdev 2.52 Scaling factor 235.799 Present call 73 % Present call 0.60% Average Signal (All) 521