date:May 02, 2013
l of 0.1% or above and an estimate of the percentage of horsemeat present in the sample can be provided by reference to an in-house standard. Multiple portions of each test sample are pooled to ensure that a representative sample is analysed. Positive and negative samples are included in each assay, together with a control to check for adequate extraction of DNA from the sample and for any inhibition of the PCR reaction by components of the sample. We can, of course, also give 1% threshold resul