Abstract: The present invention provides a novel milk allergy antigen, a milk allergy diagnosis method or diagnosis kit, a composition comprising the antigen, a milk or processed milk product with the antigen removed, and a tester composition for determining the presence or absence of the milk antigen in an object of interest. The present invention also pertains to an antigen epitope-comprising polypeptide, a kit for diagnosing an allergy comprising the polypeptide, diagnostic composition, a diagnosis method, a composition comprising the polypeptide, and a raw material or processed product in which the polypeptide-comprising antigen is eliminated or reduced. The present invention further pertains to a tester composition for determining the presence or absence of an antigen in an object of interest.

Abstract: The present invention provides novel antigens of an allergy to wheat, methods and kits for diagnosing an allergy to wheat, compositions comprising such an antigen, wheat or processed products of wheat in which such an antigen is eliminated, and a tester composition for determining the presence or absence of a wheat antigen in an object of interest. The present invention also relates to polypeptides comprising an epitope of an antigen, kits, compositions and methods for diagnosing an allergy, comprising such a polypeptide, compositions comprising such a polypeptide, and raw materials or processed products in which an antigen comprising such a polypeptide is eliminated or reduced. The present invention further relates to a tester composition for determining the presence or absence of an antigen in an object of interest.