Ig<scp>E</scp>, but not <scp>I</scp>g<scp>G</scp>4, antibodies to <scp>A</scp>ra h 2 distinguish peanut allergy from asymptomatic peanut sensitization

Abstract

IgE to Ara h 2 can efficiently differentiate clinical PA from asymptomatic PS, which may represent a major step forward in the diagnosis of PA.