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Figure 7 | BMC Bioinformatics

Figure 7

From: Statistical issues in the analysis of Illumina data

Figure 7

The distribution of background subtracted and summarised intensities for 50 negative controls across all arrays in the experiment, ordered by increasing median. Each control is a bead type with a random sequence attached which should not hybridise to any target in the genome. Despite this, some controls clearly appear to show consistently higher intensities than others.

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