Table 1

Six samples analysed for gluten content

SampleGluten level (ppm) by WB, MS, ELISA*Ridascreen
*Level of gluten as determined by a combination of western blot (WB), mass spectrometry (MS), and enzyme linked immunoassay (ELISA) using a cocktail of antibodies. The Ridascreen test has a limit of 5 ppm (0.001%). We tested 25 other samples and the Veterinary Institute, Oslo, tested 120 samples from this manufacturer without finding any positive results.
118.0–23.0Negative
213.0–17.0Negative
31.6–<1.5Negative
4>>400Positive (0.03%)
5<1.5Negative
6<1.5Negative