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Immunological characterization of Dermatophagoides Farinae Der f 28. (A) Immunobloting analysis of specific IgE reactivity to allergen r-Der f28 in the serum from r-Der f 28 positive individuals. Lanes 1, serum from allergic subjects; (B) the specific IgE reactivity to allergen r-Der f28 by ELISA. P1-P3, the serum from r-Der f 28 positive patients; C1 and C2, the serum from healthy subjects. ELISA, enzyme-linked immunosorbent assay.
