IGHE and peanut allergic reaction: In a recent study, Klemens and colleagues showed that 60 % of soy-allergic patients had a concomitant peanut allergy and significantly more often specific IgE to soy extract, the soy 2S albumin Gly m 8 and the soy cupins Gly m 5 and Gly m 6 compared to the peanut-tolerant group [21•].