Guest guest Posted June 29, 2002 Report Share Posted June 29, 2002 Thanks. Suzanne >It¹s done with the ELISA blood test but I¹m told they are expensive >and not completely reliable: http://www.biology.arizona.edu/immunology/activities/elisa/main.html http://www.niaid.nih.gov/factsheets/food.htm#E a Quote Link to comment Share on other sites More sharing options...
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