Figure 1.

Low-density array of negative control. The signals belong to the internal genomic DNA integrity control probes and the plasmid that must be amplified in order to ensure both the correct PCR process and the absence of Taq polymerase inhibitors.

GarcĂ­a-Espinosa et al. Diagnostic Pathology 2009 4:31   doi:10.1186/1746-1596-4-31
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