Figure 6From: Oil body-associated hazelnut allergens including oleosins are underrepresented in diagnostic extracts but associated with severe symptomsImmunoblot with rabbit anti-OAP. 1: natural hazelnut OAP fraction; 2:non-defatted in-house hazelnut extract, 3: defatted in-house hazelnut extract, 4–12: commercially available hazelnut extracts (A-I). The arrow indicates the most IgE-reactive oleosin isoform. Marker sizes are indicated on the left hand side.Back to article page