The 19th Meeting of the Working Group on Prolamin Analysis and Toxicity (PWG) took place at Masaryk College, Prague, Czech Republic, from September 30 to October 3, 2004. The host, Ing. Dana Gabrovská, of the Food Research Institute Prague, welcomed the group, invited speakers and participants from industry (cereal starch producers, producers of gluten-free food, manufacturers of kits for gluten analysis) as well as representatives from international and national coeliac societies who attended the meeting. The meeting took place a month before the Codex Alimentarius Committee session (CCNFSDU, Bonn, Germany) and it aimed at promoting gluten analysis at the Codex level. Analytical reports included test results of the PWG R5 ELISA method as well as other immunological and non-immunological methods. State-of-the-art presentations were given on the chemistry and biological action of glutenin. Clinical reports also included gluten microchallenge and threshold studies. The official positions of the AAC and AOECS were presented. weiterlesen