According to this analysis, we confirmed that the severity of AD is in significant relation to the sensitization to molecular components of storage mites, lipocalins, arginine kinase, uteroglobin, Mn superoxide dismutase (Mala s 11), PR-10 proteins, Der p 21, Der p 23—peritrophin-like domain and to Secc pollen. The gene discussed is SCGB1A1; the disease is Alzheimer disease.