Profile: IBT Reference Laboratory provides a wide range of tests & services in the area of allergy, clinical immunology & molecular biology. We offer esoteric molecular and cellular immunology services for pharmaceutical clinical trials & patient care diagnostic testing. We focus on test development services, DNA diagnostics, allergy, immunology, immunogenomics, elispot, cytokines, vaccine studies, inflammation markers, immunogenic testing and SNP analysis. Our CU Index Test™ is a functional in vitro donor basophil histamine release assay, considered as the gold standard for detecting functional autoantibodies in chronic urticaria.