Figure 5From: Differential susceptibility of PCR reactions to inhibitors: an important and unrecognised phenomenonThe effect of adding 4 %, 6.6 %, 10 % and 13.3 % urine on the amplification curve gradient and endpoint fluorescence of the SPUD PCR reaction. Background normalised data plotted using Rotor-gene 6000 series software (Corbett Research, Cambridge, UK).Back to article page